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Patent 5241102: Schiff base compounds
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Aromatic acid moiety : Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.) : Amidine, azomethine, ketimine or oxime in acid moiety : Sulfur, nitrogen, halogen or additional oxy in alcohol moiety)
Patent 5241103: Process for producing 1,4-dihydroxy-2-arylnaphthoate
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Aromatic acid moiety : Oxy in acid moiety : Ortho fused rings in acid moiety : Benzoic acid substituted on ring with oxy and nitrogen)
Patent 5241104: Mono ester of dicarboxylic acid and process thereof
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Plural alicyclic rings in acid moiety : Two rings only in acid moiety : 2,2,1-bicyclo : Esterified phenolic hydroxy)
Patent 5241105: Oxalate esters
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Acyclic acid moiety : Polycarboxylic acid : Cyclic alcohol moiety : Polyoxy alcohol moiety)
Patent 5241106: Process for producing ethyl acetate
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Acyclic acid moiety : Unsubstituted acids of the acetic series : Preparing esters from hydrocarbons : Preparing alkyl esters from olefins : Gas phase)
Patent 5241107: Carbocyclic derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Acyclic acid moiety : Unsubstituted acids of the acetic series : Nitrogen in alcohol moiety other than as nitro, nitroso or isocyanate : Polyoxy alcohol moiety : Gas phase)
Patent 5241108: Polysulfide derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Compounds having the group -C(=X)-X-nX-, wherein the X's may be the same or diverse chalcogens, nX is a divalent chalcogen or a chain of divalent chalcogens single bonded to each other, and the terminal X is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (e.g., percarboxylate esters, etc.) : Acyclic acid moiety)
Patent 5241109: Asymmetrical oxalic acid diarylamide
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Sulfonic acids or salts thereof (i.e., compounds containing the sulfonate group, -S(=O)(=O)-O- wherein the single bonded oxygen is bonded directly to hydrogen, or to a group IA or IIA light metal or to substituted or unsubstituted ammonium) : Benzene ring attached indirectly to the sulfonate group by acyclic nonionic bonding : Noncarbon atom in acyclic chain between the benzene ring and the sulfonate sulfur : Processes)
Patent 5241110: Process for preparing perfluoroalkoxysulphonic compounds
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Sulfonic acids or salts thereof (i.e., compounds containing the sulfonate group, -S(=O)(=O)-O- wherein the single bonded oxygen is bonded directly to hydrogen, or to a group IA or IIA light metal or to substituted or unsubstituted ammonium) : Chalcogen attached indirectly to the sulfonate group by acyclic nonionic bonding : Plural carbons bonded directly to the chalcogen (e.g., ethers, etc.) : Plural nitrogens or plural -C(=X)- groups, wherein X is chalcogen, attached indirectly to the sulfonate group by acyclic nonionic bonding)
Patent 5241111: Processes for producing 5-fluorobenzoic acids and their intermediates
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Aromatic : Monocyclic : Carboxyl not directly attached to a ring)
Patent 5241112: Preparation of trialkylacetic acids, particularly of pivalic acid, using solid acid catalysis
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Preparation by carbonylation : Of hydrocarbon : By reaction of undesired component)
Patent 5241113: Process for producing trifluoroacetyl chloride
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Formation of carboxyl group by oxidation : Of hydrocarbon : Alicyclic : Group V metal containing catalyst utilized)
Patent 5241114: Method and system for extending catalyst useful life
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Unsaturated : Formation of ethylenic unsaturation : Tartaric acid per se or salt thereof)
Patent 5241115: Carbonyl difluoride preparation
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic halides (i.e., compounds having the -C(=O)-halo group) : Fluorine is the halogen (i.e., carboxylic fluorides) : Processes for forming the carbonyl to fluoride bond : Halogen attached indirectly to the sulfur by nonionic bonding)
Patent 5241116: Nitrocubanes
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic halides (i.e., compounds having the -C(=O)-halo group) : Alicyclic ring containing : Purification or recovery)
Patent 5241117: Process for producing semicarbazide
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Ureas (i.e., HNH-CO-HNH, wherein substitution may be made for hydrogen only) : Carbazides or semicarbazides (i.e., HNH-NH-CO-HNH, wherein substitution may be made for hydrogen only) : Acyclic : Benzene ring containing)
Patent 5241118: Process for the preparation of trisubstituted ureas by reductive carbonylation
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Ureas (i.e., HNH-CO-HNH, wherein substitution may be made for hydrogen only) : Benzene ring containing : Benzene ring bonded directly to urea nitrogen (i.e., anilides) : Plural benzene rings bonded directly to urea nitrogen : The halogen is fluorine)
Patent 5241119: Process for the preparation of 4,4'-diaminodiphenyl-methane and its derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Benzene ring containing : Two aryl rings or ring systems bonded directly to the same carbon : Diamino diphenyl methanes (i.e., two phenyls, each having amino nitrogen bonded directly thereto, bonded directly to the carbon) : Preparing by reacting carbonyl containing compound with amino nitrogen containing compound : Solid catalyst utilized : Hydroxy, bonded directly to carbon, or ether in a substituent E (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal))
Patent 5241120: Process for the preparation of alkyl 3-chlorophenyl sulfones
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : SULFUR CONTAINING : Oxygen bonded directly to sulfur (e.g., sulfoxides, etc.) : Plural oxygens bonded directly to the same sulfur (e.g., sulfones, etc.) : Sulfur or oxygen bonded directly to a ring)
Patent 5241121: Process for preparation of 4,4'-dihydroxydiphenylsulfone
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : SULFUR CONTAINING : Oxygen bonded directly to sulfur (e.g., sulfoxides, etc.) : Plural oxygens bonded directly to the same sulfur (e.g., sulfones, etc.) : Oxy containing : Oxy bonded directly to a ring :)
Patent 5241122: Catalysts comprising group IB metals
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Aldehydes : Acyclic : Processes : Oxy or peroxy containing reactant : Acyclic hydrocarbon reactant)
Patent 5241124: Electronic musical instrument capable of controlling touch response based on a reference value
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Waveform memory : Recursive algorithm :)
Patent 5241125: Editing apparatus for automatic musical player
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Note sequence : Recursive algorithm)
Patent 5241126: Electronic musical instrument capable of simulating special performance effects
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Selecting circuits : Accompaniment)
Patent 5241127: Musical tone synthesizing apparatus
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Selecting circuits : Fundamental tone detection or extraction : Reiteration)
Patent 5241128: Automatic accompaniment playing device for use in an electronic musical instrument
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Selecting circuits : Priority or preference circuits : Reiteration)
Patent 5241129: Electronic musical instrument having physical model tone generator
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Tone synthesis or timbre control : Mixing : Reiteration)
Patent 5241130: Electronic keyboard musical instrument with pedal effect determined by zone color
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Digital combinational circuit : Tone synthesis or timbre control : Force or velocity responsive)
Patent 5241131: Erosion/corrosion resistant diaphragm
(ELECTRICITY: CONDUCTORS AND INSULATORS : WITH FLUIDS OR VACUUM : With cooling or fluid feeding, circulating or distributing : Bushings)
Patent 5241132: Electromagnetically shielded door
(ELECTRICITY: CONDUCTORS AND INSULATORS : ANTI-INDUCTIVE STRUCTURES : Shielded or screened : Materials, stock and screen rooms : Spark plugs)
Patent 5241133: Leadless pad array chip carrier
(ELECTRICITY: CONDUCTORS AND INSULATORS : BOXES AND HOUSINGS : With electric device or mounting means therefor : Sealed : Flat housing for electronic device (e.g., flat pack, dual-in-line package) : Gas filled)
Patent 5241134: Terminals of surface mount components
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Combined : With joints : Bare-conductor : Longitudinally)
Patent 5241135: Connector grounding terminal
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Combined : With joints : Plural conductor and/or duct : Spark plugs)
Patent 5241136: Wire cable attachment adapter unit
(ELECTRICITY: CONDUCTORS AND INSULATORS : INSULATORS : Through wall or plate : Strings and stacks)
Patent 5241137: Flexible circuit board with an electrically insulating adhesive layer
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : With particular substrate or support structure : Stud or nipple)
Patent 5241138: Coreweighing system for closed-loop stock gauging control
(WEIGHING SCALES : WITH TESTING : Of additional counterpoise)
Patent 5241139: Method and apparatus for determining the position of a member contacting a touch screen
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Touch panel : Having programmable function key)
Patent 5241140: Speaker diaphragm
(ACOUSTICS : DIAPHRAGM : Critically defined material or coating : Fibrous material : Ear insert)
Patent 5241141: Elevator profile selection based on absence or presence of passengers
(ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE : HAVING SPECIFIC LOAD SUPPORT DRIVE-MEANS OR ITS CONTROL : Includes control for power source of drive-means : With specific electrical component : For electric power source : Controls power source speed : Having control signal pattern generator :)
Patent 5241142: "Artificial intelligence", based learning system predicting "peak-period" t i
(ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE : WITH CALL REGISTRATION MEANS : Shared by plural load supports : Dispatches load supports from designated landing : Pivotally attached contact component)
Patent 5241143: Dual control electric outlet
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : COMBINED WITH OR ACTUATED BY CONNECTOR COUPLING : Multiple circuit control, selective : Multiple circuit control, selective)
Patent 5241144: Self-adjusting multicircuit brake switch
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SPECIAL APPLICATION : Actuated concurrently with operation or use of art device : Vehicle pedal : Gear shift lever)
Patent 5241145: Operation device for electronic apparatus
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SOLID CONTACT : Push button operated : Contact carried by push button : With rotating member (e.g., ball point pen type))
Patent 5241146: Contact-type switch
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SOLID CONTACT : Push button operated : Contact carried by push button : Sliding contact : Rotating cam moves contact)
Patent 5241147: Method for heating a transport pipeline, as well as transport pipeline with heating
(ELECTRIC HEATING : INDUCTIVE HEATING : With heat exchange : Fluid or liquid heater : By tube (i.e., pipe) : Temperature)
Patent 5241148: Apparatus for measuring heating temperature in high electric field of microwaves
(ELECTRIC HEATING : MICROWAVE HEATING : With control system : Load condition sensor : Temperature : By infrared : Temperature)
Patent 5241149: Food packing body for heat and microwave treatment
(ELECTRIC HEATING : MICROWAVE HEATING : Cookware (e.g., vessel, utensil, etc.) : Interlock circuitry and structure)
Patent 5241150: Microwave food package
(ELECTRIC HEATING : MICROWAVE HEATING : Cookware (e.g., vessel, utensil, etc.) : Interlock circuitry and structure)
Patent 5241151: Continuous electron beam irradiation of metal strip
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using electron beam : With cooling)
Patent 5241152: Circuit for detecting and diverting an electrical arc in a glow discharge apparatus
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using plasma : Control systems : Arc ignition : With chamber)
Patent 5241153: Apparatus for manufacturing metal tube covered optical fiber cable and method therefor
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using laser : Welding : Methods : With chamber)
Patent 5241154: Shield for mig welder
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : Weld rod composition : With eye shield : Shielding)
Patent 5241155: Image fixing apparatus having linear heat generating layer with variable resistance distribution
(ELECTRIC HEATING : HEATING DEVICES : Combined with diverse-type art device : Printing or reproduction device : Crystal or other vibratory device)
Patent 5241156: Hand-held heating device for electrical component installation/removal and improved tips for use therewith
(ELECTRIC HEATING : HEATING DEVICES : Tool or instrument : Hand-manipulative : With heated tip or other heat concentration means (i.e., heat applied to localized area) : Tip in electrical circuit : With wear resistant liner)
Patent 5241157: Arrangement for butt-welding plastic material components
(ELECTRIC HEATING : HEATING DEVICES : Combined with pressure application means : Hand-manipulative)
Patent 5241158: Electric hotplate
(ELECTRIC HEATING : HEATING DEVICES : Combined with container, enclosure, or support for material to be heated : Exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.) : Having support for a heating unit : Ring having a flange overlaying hole in a surrounding support surface : Reflector-type)
Patent 5241159: Multi-zone heating for a fuser roller
(ELECTRIC HEATING : HEATING DEVICES : Combined with container, enclosure, or support for material to be heated : Cylindrical or roller-type support for material to be heated : With plural heating units : Support for the heating element)
Patent 5241160: System and method for the non-contact transmission of data
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Credit or identification card systems : Price determination)
Patent 5241161: Smart card integrated in a wristwatch and having logic unit controlling the automatic identification process and the data transfer
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Credit or identification card systems : Permitting access : Lost-motion mechanism)
Patent 5241162: Accounting system for consumable units, with optimized management, notably to account for parking time units
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Transportation : Permitting access)
Patent 5241163: Article identification apparatus and method using a ferromagnetic tag
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Magnetic : Raised or depressed portions on record)
Patent 5241164: Method of decoding bar code symbols from partial scans
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Bar code : Bar code stitching (e.g., forming a complete bar code from several partial scans) : Including an imager (e.g., CCD or camera-type reader))
Patent 5241165: Erasable optical wallet-size data card
(REGISTERS : RECORDS : Laminated : Aligning records)
Patent 5241166: Low resolution target acquisition
(REGISTERS : RECORDS : Particular code pattern : Aligning records)
Patent 5241167: Photosensor device including means for designating a plurality of pixel blocks of any desired size
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : Automatic focus control : Based on image shift : With optical storage medium; e.g., optical disc, etc.)
Patent 5241168: Focus detecting apparatus with selectively positioned deflecting component
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Plural photosensitive image detecting element arrays : With comparison)
Patent 5241169: Photoelectric conversion device having an improved control electrode structure and apparatus equipped with same
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Plural photosensitive image detecting element arrays : With comparison)
Patent 5241170: Fiber optic imaging device and methods
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Special photocell or electron tube circuits : Amplifier type : Light amplifier type : Vacuum tube type :)
Patent 5241171: Support member having layers sensitive to different wavelengths
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Controlled by article, person, or animal : Inanimate article : Conveyor or chute : Vacuum tube type)
Patent 5241172: Variable pitch position encoder
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Light valve (e.g., iris diaphragm) : Actuated by dynamic external physical quantity : Shaft angle transducers : Incremental shaft readers; i.e., with means to generate increments of angular shaft rotation : Using phase difference of output signals from plural photodetectors :)
Patent 5241173: Readhead for producing signals when travelling along a scale having a set-up detector for detecting alignment of quadrature signals
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Light valve (e.g., iris diaphragm) : Actuated by dynamic external physical quantity : Shaft angle transducers : Incremental shaft readers; i.e., with means to generate increments of angular shaft rotation : Using phase difference of output signals from plural photodetectors :)
Patent 5241174: Scanning optical apparatus having imaging position adjusting means
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Means for moving optical system : Repetitious path : Rotary)
Patent 5241175: Method and equipment for prediction of volcanic eruption and earthquake
(RADIANT ENERGY : GEOLOGICAL TESTING OR IRRADIATION :)
Patent 5241176: Scanning electron beam microscope with high resolution at low accelerating voltage
(RADIANT ENERGY : INSPECTION OF SOLIDS OR LIQUIDS BY CHARGED PARTICLES : Electron probe type : Magnetic field path-bending means)
Patent 5241177: Process for detecting gaseous substances
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : Infrared responsive : With means to analyze uncontained fluent material : With a recirculation path)
Patent 5241178: Infrared grain analyzer with controllable measurement wavelength
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : Infrared responsive : With selection of plural discrete wavelengths or bands : Including detector array : With adjustment of conditions)
Patent 5241179: Thermoluminescence sensor for the remote detection of chemical agents and their simulants
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : Infrared responsive : Methods : With irradiation or heating of object or material : Heating of object or material : With gaseous sample)
Patent 5241180: Radiation detection devices with tapered scintillator crystals
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : With or including a luminophor : With relative movement means)
Patent 5241181: Coincidence detector for a PET scanner
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : With or including a luminophor : With radiant energy source : Body scanner or camera : With positron source : With gaseous sample)
Patent 5241182: Precision electrostatic lens system and method of manufacture
(RADIANT ENERGY : WITH CHARGED PARTICLE BEAM DEFLECTION OR FOCUSSING : Housings (in addition to cell casing))
Patent 5241183: Vertical XY stage
(RADIANT ENERGY : SUPPORTED FOR NONSIGNALLING OBJECTS OF IRRADIATION (E.G., WITH CONVEYOR MEANS) : With irradiating source or radiating fluent material)
Patent 5241184: Apparatus and method for quantizing remaining lifetime of transmission cable insulation
(RADIANT ENERGY : LUMINOPHOR IRRADIATION : With source support)
Patent 5241185: Proximity correction method for E-beam lithography
(RADIANT ENERGY : IRRADIATION OF OBJECTS OR MATERIAL : Irradiation of semiconductor devices : With optical member of material to directly modify luminous energy)
Patent 5241186: Surface treatment method and apparatus therefor
(RADIANT ENERGY : IRRADIATION OF OBJECTS OR MATERIAL : Ion or electron beam irradiation : Photocathode projection)
Patent 5241187: Registration method for screen printing and apparatus including elongated screen
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : Controlling web, strand, strip, or sheet : Self-luminous target)
Patent 5241188: Apparatus for detecting a focussing position
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : Controlling web, strand, strip, or sheet : Self-luminous target)
Patent 5241189: Ink concentration sensor for maintaining dye concentration in an ink jet printer
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Fluent material in optical path : Plural paths : Tape, drum, or disc types)
Patent 5241190: Apparatus for contacting closely spaced quantum wells and resulting devices
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : THIN ACTIVE PHYSICAL LAYER WHICH IS (1) AN ACTIVE POTENTIAL WELL LAYER THIN ENOUGH TO ESTABLISH DISCRETE QUANTUM ENERGY LEVELS OR (2) AN ACTIVE BARRIER LAYER THIN ENOUGH TO PERMIT QUANTUM MECHANICAL TUNNELING OR (3) AN ACTIVE LAYER THIN ENOUGH TO PERMIT CARRIER TRANSMISSION WITH SUBSTANTIALLY NO SCATTERING (E.G., SUPERLATTICE QUANTUM WELL, OR BALLISTIC TRANSPORT DEVICE) : Heterojunction : Quantum well : Field effect device : With specified semiconductor materials)
Patent 5241191: Cubic perovskite crystal structure, a process of preparing the crystal structure, and articles constructed from the crystal structure
(SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS : PROCESSES OF PRODUCING OR TREATING HIGH TEMPERATURE (TC GREATER THAN 30 K) SUPERCONDUCTOR MATERIAL OR SUPERCONDUCTOR CONTAINING PRODUCTS OR PRECURSORS THEREOF : Producing Josephson junction, per se (e.g., point contact, bridge, barrier junction, SIS, SNS, SSS, etc.) : Having nonsuperconducting core)
Patent 5241192: Fabrication method for a self-aligned thin film transistor having reduced end leakage and device formed thereby
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : NON-SINGLE CRYSTAL, OR RECRYSTALLIZED, SEMICONDUCTOR MATERIAL FORMS PART OF ACTIVE JUNCTION (INCLUDING FIELD-INDUCED ACTIVE JUNCTION) : Amorphous semiconductor material : Field effect device in amorphous semiconductor material : In array having structure for use as imager or display, or with transparent electrode : High temperature (i.e., >30o Kelvin))
Patent 5241193: Semiconductor device having a thin-film transistor and process
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : NON-SINGLE CRYSTAL, OR RECRYSTALLIZED, SEMICONDUCTOR MATERIAL FORMS PART OF ACTIVE JUNCTION (INCLUDING FIELD-INDUCED ACTIVE JUNCTION) : Field effect device in non-single crystal, or recrystallized, Semiconductor material : In combination with device formed in single crystal semiconductor material (e.g., stacked FETs) : With heavily doped regions contacting amorphous semiconductor material (e.g., heavily doped source and drain))
Patent 5241194: Base resistance controlled thyristor with integrated single-polarity gate control
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) : Combined with field effect transistor : Switching speed enhancement means)
Patent 5241195: Merged P-I-N/Schottky power rectifier having extended P-I-N junction
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) : With switching speed enhancement means (e.g., Schottky contact) : Gate region or electrode feature)
Patent 5241196: Photoresponsive device including composition grading and recessed contacts for trapping minority carriers
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Light responsive structure : Staircase (including graded composition) device : With lead feedthrough means on side of housing)
Patent 5241197: Transistor provided with strained germanium layer
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Field effect transistor : Having narrow energy band gap (<<1eV) layer (e.g., PbSnTe, HgCdTe, etc.))
Patent 5241198: Charge-coupled device and solid-state imaging device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Charge transfer device : Multi-level metallization)
Patent 5241199: Charge coupled device (CCD) having high transfer efficiency at low temperature operation
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Charge transfer device : Majority signal carrier (e.g., buried or bulk channel, or peristaltic) : Responsive to non-electrical external signal (e.g., imager) : Having structure to improve output signal (e.g., antiblooming drain) : Si x Ge 1-x)
Patent 5241200: Semiconductor memory and method of fabricating the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) : Capacitor for signal storage in combination with non-volatile storage means : With shield, filter, or lens)
Patent 5241201: Dram with concentric adjacent capacitors
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) : Stacked capacitor : With increased effective electrode surface area (e.g., tortuous path, corrugated, or textured electrodes) : With capacitor electrodes connection portion located centrally thereof (e.g., fin electrodes with central post))
Patent 5241202: Cell structure for a programmable read only memory device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Variable threshold (e.g., floating gate memory device) : With floating gate electrode : With increased effective electrode surface area (e.g., tortuous path, corrugated, or textured electrodes))
Patent 5241203: Inverse T-gate FET transistor with lightly doped source and drain region
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Short channel insulated gate field effect transistor : With lightly doped portion of drain region adjacent channel (e.g., LDD structure) : All contacts on same surface (e.g., lateral structure))
Patent 5241204: Semiconductor memory
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Overlapping gate electrodes)
Patent 5241205: Semiconductor memory device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Overlapping gate electrodes)
Patent 5241206: Self-aligned vertical intrinsic resistance
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Combined with passive components (e.g., resistors) : Polysilicon resistor : With barrier region of reduced minority carrier lifetime (e.g., heavily doped P+ region to reduce electron minority carrier lifetime, or containing deep level impurity or crystal damage), or with region of high threshold voltage (e.g., heavily doped channel stop region))
Patent 5241207: Semiconductor device having an interconnected film with tapered edge
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : With contact to source or drain region of refractory material (e.g., polysilicon, tungsten, or silicide) : Including silicide : With barrier region of reduced minority carrier lifetime (e.g., heavily doped P+ region to reduce electron minority carrier lifetime, or containing deep level impurity or crystal damage), or with region of high threshold voltage (e.g., heavily doped channel stop region))
Patent 5241208: Semiconductor device comprising an analogue element and a digital element
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Gate insulator includes material (including air or vacuum) other than SiO 2 : With gate electrode of controlled workfunction material (e.g., low workfunction gate material))
Patent 5241209: Semi-conductor device having circuits on both sides of insulation layer and ultrasonic signal path between the circuits
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Physical deformation : Acoustic wave : Polysilicon laminated with silicide)
Patent 5241210: High breakdown voltage semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO INCREASE BREAKDOWN VOLTAGE THRESHOLD : Specified materials)
Patent 5241211: Semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Including dielectric isolation means : High power or high voltage device extends completely through semiconductor substrate (e.g., backside collector contact))
Patent 5241212: Semiconductor device having a redundant circuit portion and a manufacturing method of the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : Including programmable passive component (e.g., fuse) : Sides of isolated semiconductor islands along major crystal planes (e.g., (111), (100) planes, etc.))
Patent 5241213: Buried zener diode having auxiliary zener junction access path
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : AVALANCHE DIODE (E.G., SO-CALLED "ZENER" DIODE HAVING BREAKDOWN VOLTAGE GREATER THAN 6 VOLTS) : With means to limit area of breakdown (e.g., guard ring having higher breakdown voltage) : Subsurface breakdown : With current ballasting means (e.g., emitter ballasting resistors or base current ballasting means))
Patent 5241214: Oxides and nitrides of metastabale group IV alloys and nitrides of Group IV elements and semiconductor devices formed thereof
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO CONTROL SURFACE EFFECTS : Insulating coating : Insulating layer of silicon nitride or silicon oxynitride : Combined with channel stop region in semiconductor)
Patent 5241215: Method and apparatus for providing novel hybrid circuit assembly carrier bracket
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : With provision for cooling the housing or its contents : Heat dissipating element held in place by clamping or spring means : Cryogenic liquid coolant)
Patent 5241216: Ceramic-to-conducting-lead hermetic seal
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Layered : At least one layer containing silver or copper : Separating insulating layer is laminate or composite of plural insulating materials (e.g., silicon oxide on silicon nitride, silicon oxynitride))
Patent 5241217: UPS with input commutation between AC and DC sources of power
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Substitute or emergency source : Serially connected sources)
Patent 5241218: Armature movement detection circuit
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : ELECTROMAGNET OR HIGHLY INDUCTIVE SYSTEMS : Condition responsive switch)
Patent 5241219: Current mode coupler
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : ELECTROMAGNET OR HIGHLY INDUCTIVE SYSTEMS : Condition responsive switch)
Patent 5241220: Phase shifting circuit utilizing a transistor, a capacitor, and a diode
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Phase shift by less than period of input : Variable or adjustable : By phase comparator or detector)
Patent 5241221: CMOS driver circuit having reduced switching noise
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Slope control of leading or trailing edge of rectangular (e.g., clock, etc.) or pulse waveform : Having negative resistance device (e.g., tunnel diode, etc.))
Patent 5241222: Dram interface adapter circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Decoding : Complementary FET`s)
Patent 5241223: NOR.sub.i circuit/bias generator combination compatible with CSEF circuits
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Bipolar transistor (e.g., RTL, DCTL, etc.) : Emitter-coupled or emitter-follower logic : CMOS)
Patent 5241224: High-density erasable programmable logic device architecture using multiplexer interconnections
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : MULTIFUNCTIONAL OR PROGRAMMABLE (E.G., UNIVERSAL, ETC.) : Array (e.g., PLA, PAL, PLD, etc.) : Significant integrated structure, layout, or layout interconnections : With clocking)
Patent 5241225: Level conversion circuit having improved control and speed of switching from high to low level converter outputs
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Logic level shifting (i.e., interface between devices of different logic families) : Field-effect transistor (e.g., JFET, MOSFET, etc.) : ECL to/from MOS : TTL to/from CMOS)
Patent 5241226: Circuit for suppressing the noise produced by switching between two voltage sources
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Signal transmission integrity or spurious noise override : Switch noise signal : Temperature control)
Patent 5241227: Active high band weighting circuit of noise reduction circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Unwanted signal suppression : Active filter : Adjustable : With field-effect transistor)
Patent 5241228: UHF transistor mixer circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Frequency or repetition rate conversion or control : Having capacitive load)
Patent 5241229: Magnetic disc drive motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Vibration or noise suppression : Step-by-step)
Patent 5241230: Cooling fan with reduced noise capability in an AC generator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Cooling or fluid contact : Circulation : Self-forced : Suction pump or fan : Output member detail)
Patent 5241231: Rotor of an electric machine having an exciting current supply lead
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Electric circuit elements : Connectors, terminals or lead-ins : Distributor or timer (e.g., ignition magnetos))
Patent 5241232: Homopolar motor-generator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : D.C. : Homopolar : Single phase)
Patent 5241233: Electric drive for a rectifying segmented transducer
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Electrical systems : Input circuit for mechanical output from piezoelectric element : Charging and discharging)
Patent 5241234: Vibration-driven motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Direct mechanical coupling : Motor producing continual motion : Traveling wave motor : Stator : Oval track :)
Patent 5241235: Twisting actuators
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : On back of piezoelectric element)
Patent 5241236: Piezoelectric ceramic transformer being driven with thickness extensional vibration
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Orientation of piezoelectric polarization : Ceramic composition (e.g., barium titanate) : Spring bias)
Patent 5241237: Electron gun and cathode-ray tube
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With additional control of cathode ray : With focusing of ray : Circuits control grid-cathode circuit of tube)
Patent 5241238: Electric lamp with low torque threaded base
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH TEMPERATURE MODIFIER : Double wall, jacket or casing for envelope : Sealed casing for envelope : Flow directing means in casing)
Patent 5241239: Tubular electric lamp having a lamp base sleeve with an access port for securing a contact to a current-conductor
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH ENVELOPE : Having base and connector : Secure to each end of a double-ended or tubular envelope : Three or more serially arranged)
Patent 5241240: Hollow chain link main lens design for color CRT
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : With focusing and accelerating electrodes : With studs)
Patent 5241241: Stop light converter for dual stop and turn lamps
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : SPECIAL APPLICATION : Vehicle : Head light systems : Steering mechanism controlled)
Patent 5241242: Power-supply circuit apparatus for high pressure gas discharge lamps in motor vehicles
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : SPECIAL APPLICATION : Vehicle : Head light systems : Steering mechanism controlled)
Patent 5241243: Device with unheated hollow cathode for the dynamic generation of plasma
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE : Plasma generating : Automatic cut-out or voltage regulator in the cathode or heater circuit)
Patent 5241244: Cyclotron resonance ion engine
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE : Plasma generating : With magnetic field : Thermostatic switch in the series circuit)
Patent 5241245: Optimized helical resonator for plasma processing
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE : Plasma generating : With magnetic field : Thermostatic switch in the series circuit)
Patent 5241246: End cup applicators for high frequency electrodeless lamps
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PULSATING OR A.C. SUPPLY : Induction-type discharge device load : Strobe lights)
Patent 5241247: Linear feedback control circuit for a half-wave polyphase brushless motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : SELF-COMMUTATED IMPULSE OR RELUCTANCE MOTORS : Field circuit control)
Patent 5241248: Wiper controller
(ELECTRICITY: MOTIVE POWER SYSTEMS : PERIODIC, REPETITIOUS OR SUCCESSIVE OPERATIONS CONTROL OF MOTOR, INCLUDING "JOG" AND "INCH" CONTROL : Variable periods or intervals between controlling operations : Locally closed armature circuit)
Patent 5241249: Process for controlling a robot arm by defining substitution paths
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : With program recording or composing means : Multifunction manipulator (i.e., Robot) : Differential type)
Patent 5241250: Servomotor control system for multi-axes
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Multiple mode systems : With mode-engagement features (e.g., manual to automatic) : Submarine and torpedo systems)
Patent 5241251: Drive signal generating device
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Pulse-width modulated power input to motor (e.g., "duty cycle" systems) : Slewing systems)
Patent 5241252: Motor drive system for a polygon scanner
(ELECTRICITY: MOTIVE POWER SYSTEMS : SYNCHRONOUS MOTOR SYSTEMS : Hysteresis or reluctance motor systems : Cyclically varying or repeated speed schedules)
Patent 5241253: Controller for two-speed fans in VAV systems having inlet vanes
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Starting control : With speed control : Separate primary running winding for each pole number, alternately energized)
Patent 5241254: DC feedback firing control circuit for a DC/three-phase current converter
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : With controlled power conversion : With plural capacitors)
Patent 5241255: Failure detector for regeneration power absorbing means
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : With controlled power conversion : Including inverter : With variable temperature coefficient impedance element)
Patent 5241256: Method and apparatus for controlling the supply of power to an induction motor to maintain high efficiency under varying load conditions
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : With controlled power conversion : Including inverter : With variable temperature coefficient impedance element)
Patent 5241257: Drive system for household appliances
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Frequency control : With voltage pulse time control : Pluse width modulation or chopping : Including inverter)
Patent 5241258: High-speed battery charging device and a control circuit therefor
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : Regulated discharging)
Patent 5241259: Method and apparatus for rapidly charging a battery at high temperature
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With thermal condition detection : Hysteresis type (e.g., antichattering, etc.))
Patent 5241260: High voltage power supply and regulator circuit for an X-ray tube with transient voltage protection
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including plural final control devices : Linearly acting series connected : Including an electronic tube or a three or more terminal semiconductive device in control circuit)
Patent 5241261: Thermally dependent self-modifying voltage source
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : SELF-REGULATING (E.G., NONRETROACTIVE) : Using a three or more terminal semiconductive device as the final control device : For current stabilization : To derive a voltage reference (e.g., band gap regulator) : Including a ferrocapacitor across a tertiary winding)
Patent 5241262: Continuous-use molten metal inclusion sensor
(ELECTRICITY: MEASURING AND TESTING : DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES : Including "event" sensing means)
Patent 5241263: Electric current detecting apparatus
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Magnetic saturation (e.g., in field or in amplifier) : Hall effect : Digital voltmeters)
Patent 5241264: IC test apparatus
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)
Patent 5241265: Logic function circuit with an array of data stores and their circuit testing
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Scan path testing (e.g., level sensitive scan design (LSSD)) : Special test pattern (e.g., checkerboard, walking ones))
Patent 5241266: Built-in test circuit connection for wafer level burnin and testing of individual dies
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Built-in testing circuit (BILBO) : Clock or synchronization)
Patent 5241267: Rotation detector using differential hall sensor circuitry
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Hall effect : Electrically energized)
Patent 5241268: Method and apparatus for electromagnetically resolving the angle of a rotatable shaft
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Rotary : Magnetoresistive)
Patent 5241269: Apparatus and method for measuring hysteresis characteristics in a high frequency range
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Hysteresis loop curve display or recording : Sensor supported, positioned, or moved within pipe)
Patent 5241270: Electronic compass using hall-effect sensors
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Hall plate magnetometers : Plural sensors)
Patent 5241271: Ultra-fast imaging method and apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)
Patent 5241272: Circularly polarizing local antenna for a nuclear magnetic resonance imaging apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Including a test sample and control sample)
Patent 5241273: Method for controlling directional drilling in response to horns detected by electromagnetic energy propagation resistivity measurements
(ELECTRICITY: MEASURING AND TESTING : OF GEOPHYSICAL SURFACE OR SUBSURFACE IN SITU : With radiant energy or nonconductive-type transmitter : With separate pickup : Within a borehole :)
Patent 5241274: On-board internal combustion engine spark plug efficiency visual display
(ELECTRICITY: MEASURING AND TESTING : INTERNAL-COMBUSTION ENGINE IGNITION SYSTEM OR DEVICE : In situ testing of spark plug : Using an illuminating device to indicate spark plug condition : Including separate pickup of generated fields or potentials)
Patent 5241275: Method of measuring remaining capacity of a storage cell by comparing impedance plot characteristics
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : To determine internal battery impedance : Including an integrating device)
Patent 5241276: Surface potential measuring system
(ELECTRICITY: MEASURING AND TESTING : A MATERIAL PROPERTY USING ELECTROSTATIC PHENOMENON : Using a conductivity determining device)
Patent 5241277: Test system for automatic testing of insulation resistance, capacitance and attenuation of each contact pair in a filter pin connector
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Electrical connectors : With barrier layer)
Patent 5241278: Radio frequency linear position sensor using two subsequent harmonics
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Distributive type parameters : Using resonant frequency : To determine dimension (e.g., distance or thickness) : Field effect transistor)
Patent 5241279: Microwave measuring apparatus for continuously and without contact measuring the thickness of a thin conducting layer of a running
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Distributive type parameters : Using resonant frequency : With a resonant cavity : Field effect transistor)
Patent 5241280: Coating thickness measurement gauge
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : Where a material or object forms part of the dielectric being measured : To determine dimension (e.g., dielectric thickness) : With compensation means)
Patent 5241281: Microprocessor controlled monitor
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Display power source : Synchronizing means : Changing of subpixel location over time)
Patent 5241282: Wide dynamic range, low power, analog-to-digital receiver
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC INPUT TO OUTPUT FUNCTION : Logarithmic : Square function)
Patent 5241283: Drive amplifier for power line communications
(AMPLIFIERS : COMBINED WITH AUTOMATIC AMPLIFIER DISABLING SWITCH MEANS : Having signal applied to magnetic means)
Patent 5241284: Circuit arrangement for connecting RF amplifier and supply voltage filter
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including particular power supply circuitry : Having frequency-responsive means or phase-shift means in feedback path)
Patent 5241285: Phase locked loop reference slaving circuit
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : AFC with logic elements : Reactance device (e.g., variable capacitors, saturable inductors, reactance tubes, etc.))
Patent 5241286: FET oscillator using voltage and temperature compensated amplifier
(OSCILLATORS : SOLID STATE ACTIVE ELEMENT OSCILLATOR : Transistors : Phase shift oscillator : Distributed parameter resonator transistor oscillators)
Patent 5241287: Acoustic waveguides having a varying velocity distribution with reduced trailing echoes
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Delay lines including elastic bulk wave propagation means : Multipath propagation : Spurious signal reduction : Including waveguide element)
Patent 5241288: Electromagnetic selector equipped with a plurality of selection positions
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Plural magnets or flux sources : Magnetically operated)
Patent 5241289: Exhaust arc gas manifold
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : With arc-suppression or extinguishing means : Pivoted or relatively movable independently of the armature)
Patent 5241290: Compact circuit breaker
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : With housing or support means : Pivoted or relatively movable independently of the armature)
Patent 5241291: Transmission line filter having a varactor for tuning a transmission zero
(WAVE TRANSMISSION LINES AND NETWORKS : RESONATORS (DISTRIBUTED PARAMETER TYPE) : Waveguide type)
Patent 5241292: Three position electrically operated actuator
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : With magneto-mechanical motive device (e.g., electromagnet with armature) : With plunger-type armature : Plural coils controlling a single armature : Special armature construction or mounting means (e.g., to assure positive seating of armature))
Patent 5241293: Flyback transformer including a plated metal coil and having reduced leakage flux
(INDUCTOR DEVICES : WINDING FORMED OF PLURAL COILS (SERIES OR PARALLEL) : Two windings (e.g., transformer) : Coils of different windings interposed : Angularly movable)
Patent 5241294: Varistor and resistor device for the interrupting chamber of circuit breaker
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Current and/or voltage (e.g., ballast resistor) : Voltage surge-responsive or lightning arrester type :)
Patent 5241295: Multiple input warning system for a motor vehicle
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Plural conditions : With particular display means : Inductive)
Patent 5241296: Plant activation tracking and display apparatus
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Selection from a plurality of sensed conditions : Condition position indicator : Display board : Specifying particular start/destination)
Patent 5241297: Alarm device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Article on pedestal, in display case, or mounted on wall (e.g., work of art) : Specified connector (e.g., phone jack-type plug))
Patent 5241298: Electrically-and-magnetically-coupled, batteryless, portable, frequency divider
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Specified relationship between field and detection frequencies (e.g., nth order harmonics) : Fence)
Patent 5241299: Stabilized resonant tag circuit
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Deactivatable by means other than mere removal : Fence)
Patent 5241300: SIDS detection apparatus and methods
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Human or animal : Detectable device on protected article (e.g., "tag"))
Patent 5241301: Device and method for real-time monitoring of accidental damage to the protective covering of underground or immersed metal structures or
(ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS : ELECTROLYTIC MATERIAL TREATMENT (PRODUCT, PROCESS, AND ELECTROLYTE COMPOSITION) : Metal or metal alloy : Object protection : Ferrous metal : Ferrous metal)
Patent 5241302: Method for displaying signal characteristics
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Attributes (surface detail or characteristic, display attributes) : Color or intensity : Repeating pattern)
Patent 5241303: Portable computer with physical reconfiguration of display connection for stylus and keyboard entry
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Including keyboard : Trackball)
Patent 5241304: Dot-matrix display apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Ferroelectric liquid crystal elements)
Patent 5241305: Paper multi-level group messaging with group parsing by message
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Programming the receiver : Over the air : Received signal includes power command)
Patent 5241306: System and method for introducing meter sensor hysteresis
(COMMUNICATIONS: ELECTRICAL : CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING) : Via radiant energy beam (via particular energy) : Photoelectric cell pickup : Pulse duration (e.g., pulse train))
Patent 5241307: Sound signaling generation device for pedestrians
(COMMUNICATIONS: ELECTRICAL : PEDESTRIAN GUIDANCE : Sonic or ultrasonic)
Patent 5241308: Force sensitive touch panel
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : Pressure sensitive actuation : With rollover feature (i.e., antidoublestrike))
Patent 5241309: Data coding for fast start-up of PRML receivers
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from run length limited codes : Binary to or from ternary)
Patent 5241310: Wide dynamic range delta sigma analog-to-digital converter with precise gain tracking
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Differential encoder and/or decoder (e.g., delta modulation, differential pulse code modulation) : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))
Patent 5241312: High resolution analog to digital converter
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Analog input compared with static reference : Recirculating : Including priority encoder)
Patent 5241313: Angle-of-arrival measurement via time doppler shift
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR EW (ELECTRONIC WARFARE) : Chaff)
Patent 5241314: Image lidar transmitter downlink for command guidance of underwater vehicle
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : COMBINED WITH DIVERSE TYPE RADIANT ENERGY SYSTEM : With laser : Distance measuring equipment (DME))
Patent 5241315: Micro pulse laser radar
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : COMBINED WITH DIVERSE TYPE RADIANT ENERGY SYSTEM : With laser : Distance measuring equipment (DME))
Patent 5241316: Use of iteration to improve the correction of AGC dependent channel-to-channel gain imbalance
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RETURN SIGNAL CONTROLS EXTERNAL DEVICE : Missile or spacecraft guidance : Distance measuring equipment (DME))
Patent 5241317: Method and apparatus for determining target elevation angle, altitude and range and the like in a monopulse radar system with reduced
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING DIRECTION : Monopulse : Combined with determining direction)
Patent 5241318: Method and apparatus of generating sum or difference signals corresponding to an apparent beam in a monopulse radar system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING DIRECTION : Monopulse : Combined with determining direction)
Patent 5241319: Antenna beam pointing method for satellite mobile communications system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With satellite signal correction : With particular action taken responsive to position)
Patent 5241320: Cross-polarization interference canceller
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including polarized signal communication transmitter or receiver : Receiver only : With particular action taken responsive to position)
Patent 5241321: Dual frequency circularly polarized microwave antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)
Patent 5241322: Twin element coplanar, U-slot, microstrip antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)
Patent 5241323: Shaped beams from uniformly illuminated and phased array antennas
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With spaced or external radio wave refractor (e.g., lens) : With scanning, sweeping, or orienting : With feedback)
Patent 5241324: Image printing method for edge emission type EL printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Tone marking : Including switching means)
Patent 5241325: Print cartridge cam actuator linkage
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Modular : Nozzles)
Patent 5241326: Line-type thermal printing head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Specific resistance recording element type : Head substrate : Using pulse width modulation)
Patent 5241327: Method and apparatus for removing untacked toner from images
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Thermoplastic : Physical characteristics)
Patent 5241328: Apparatus and method for thermal printing of finely detailed images of photographic quality
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Multicolor : Having deflecting means)
Patent 5241329: Multiple resolution ROS
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Having deflecting means)
Patent 5241330: Beam recording with scanning speed change due to F..theta. lens characteristics
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Specific optical structure : Having lens : Specific lens)
Patent 5241331: Sheet conveyor apparatus with slip transmission
(RECORDERS : RECORD RECEIVERS AND/OR DRIVING MEANS THEREFOR : Receiver, only movable during recording)
Patent 5241332: Treatment modality in occupational therapy
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Methods of use : Including test chart or target)
Patent 5241333: Overhead projector with pivoting lamp changer and color adjustment
(OPTICS: IMAGE PROJECTORS : LAMP CONTROL : Lamp position adjustable : Plural)
Patent 5241334: Electronically controlled camera having mode changing capability
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Power zoom : Speed control or step driving : Focus position adjusted according to focal length)
Patent 5241335: Zoom control system
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Power zoom : Speed control or step driving : Focus position adjusted according to focal length)
Patent 5241336: Processing unit
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : And photographic medium immersed and removed : Having band, belt, or chain : Film in spaced spiral for processing)
Patent 5241337: Real image viewfinder requiring no field lens
(PHOTOGRAPHY : WITH VIEWFINDER : Lens detail : Variable orientation of finder image)
Patent 5241338: Photographic camera with labyrinth light-trap for deployable lens holder
(PHOTOGRAPHY : FOLDING OR COLLAPSIBLE CAMERA : Having axially moving lens : Having self-erecting lens holder)
Patent 5241339: Film processor for X-ray film
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : And photographic medium immersed and removed : Plural stations : Crane type)
Patent 5241340: Electrophotographic microfilm camera/processor apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : With developing : Book page copying)
Patent 5241341: Image forming apparatus having a thermal printing device
(ELECTROPHOTOGRAPHY : COMBINED WITH DIVERSE SUBJECT MATTER : With diverse image formation :)
Patent 5241342: Image forming apparatus having a charging member and means for protecting the image bearing surface charged by the charging member
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Charging : Contact : Brush : Toner cartridge)
Patent 5241343: Conductive foam rubber roller used in image formation apparatus such as electrophotographic apparatus
(ELECTROPHOTOGRAPHY : MACHINE OPERATION : Electrical connection : Supplying power to charger)
Patent 5241344: Structure for mounting screen grid of corona charger in imaging device
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Charging unit : Including cover)
Patent 5241345: Optical system-driving device
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Exposure : Slit exposure : Speed or acceleration control : Mirror or scanning carriage positioning)
Patent 5241346: Image forming apparatus with an image scanning apparatus and an automatic document feeder
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Exposure : Slit exposure : Variable scanning (e.g., length) : Mirror or scanning carriage positioning)
Patent 5241347: Image forming apparatus comprising means for automatically adjusting image density
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Having detection of toner (e.g., patch) : By concentration detector)
Patent 5241348: Fusing of copy sheets in skewed arrangement in an electrophotographic apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : Having copy-handling during fixing : Having copy medium guide)
Patent 5241349: Image forming apparatus having a plurality of control modes of thermal fixing apparatus
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of fixing : Temperature control : Warmup or standby mode : Concentration detection)
Patent 5241350: Blade holder with end clamps
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Blade : Having holder : Lamination)
Patent 5241351: Multi-blade turret holder
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Blade : Having holder : Lamination)
Patent 5241352: Air detoned cleaner brush
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Transfer member)
Patent 5241353: Paper-discharging tray
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Delivering from transfer position : Discharge of copy (e.g., exit tray) : Having intermediate storage)
Patent 5241354: Symmetrically flexible sheet stripping apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : Having copy-handling during fixing : Stripping : Retractable)
Patent 5241355: Image forming apparatus for processing sheets of image-bearing copy paper
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Delivering from transfer position : Post-processing : Having intermediate storage)
Patent 5241356: Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Toner images overlapped : Opposite polarity : Optical detector)
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