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Patent 5181050: Method of fabricating an integrated thick film electrostatic writing head incorporating in-line-resistors
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Specific electrostatic head : Printed circuit or wiring : Block driving)
Patent 5181051: Magnetic removable display for eyeglasses
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : With decoration or ornamentation : Detachably secured : Spring biased)
Patent 5181052: Eyeglass retainer
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : With support or holder (e.g., on hat or cap) : With head embracing bow or chain : With clamping arms)
Patent 5181053: Multi-focal contact lens
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Ophtahalmic lenses or blanks : Eye contact type : Multifocal : Spring between lens and strap)
Patent 5181054: Device for the projection of images using two orthogonal components of light polarization
(OPTICS: IMAGE PROJECTORS : POLARIZER OR INTERFERENCE FILTER : Common picture and sound record carrier system)
Patent 5181055: Fundus camera
(PHOTOGRAPHY : BODY EXAMINATION PHOTOGRAPHY : Eye photography : Having stabilizing (e.g., gyroscope, etc.))
Patent 5181056: Image stabilizing apparatus
(PHOTOGRAPHY : CAMERA SHAKE SENSING : Having stabilization system : And means to move film)
Patent 5181057: Lens-fitted photographic film package
(PHOTOGRAPHY : SCANNING CAMERA : Eye photography)
Patent 5181058: Camera having magnetic head for demagnetizing and recording in demagnetization pattern
(PHOTOGRAPHY : WITH DATA RECORDING : Magnetically on film or film cassette : Segmented alphanumeric indicia)
Patent 5181059: Camera adaptor kit
(PHOTOGRAPHY : WITH DATA RECORDING : Optical : Mask or stencil : Having auxiliary illumination : Operating on rolled material)
Patent 5181060: Electronically controlled camera
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Activated under low light condition : Having indicator)
Patent 5181061: Camera system
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Having focus operation : Including focus/distance detecting circuit : Focus position adjusted according to focal length : Operating on rolled material)
Patent 5181062: Information reading apparatus, camera capable of exchanging signals with the information reading apparatus, and memory medium
(PHOTOGRAPHY : HAVING OPERATOR CONTROLLED DATA ENTRY INTO CAMERA : Manual data entry using peripheral device : Having plural pointers or match needle)
Patent 5181063: Camera shutter
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Velocity control of shutter or diaphragm component : More than two photometering areas)
Patent 5181064: Camera shutter
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Velocity control of shutter or diaphragm component : More than two photometering areas)
Patent 5181065: Flexible printed board for use in cameras
(PHOTOGRAPHY : CAMERA DETAIL : Having printed circuit detail : Modular body)
Patent 5181066: Paper device and method for photographic printer
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : With film severing : And film severing)
Patent 5181068: Method for determining amounts of UCR and image processing apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Methods : Including vacuum, fluid or spring pressure)
Patent 5181069: Method and apparatus for rewiring corona wire cartridge
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Charging unit : Including cover)
Patent 5181070: Process cartridge and image forming apparatus using such cartridge
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Charging : Corona : Having grid : Toner cartridge)
Patent 5181071: Apparatus for evaluating characteristics of photosensitive drum for electrophotography
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Image forming component : Of exposure system (e.g., lamp, scanning, erase) : By concentration detector)
Patent 5181072: Color recording apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Charging : Corona : Having grid : Toner cartridge)
Patent 5181073: Copying apparatus
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Electrostatic)
Patent 5181074: Toner replenishing device
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Development prevention : Liquid)
Patent 5181075: Development apparatus having an extended development nip
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Magnetic brush : Having internal rotary member)
Patent 5181076: Jam prevention mechanism
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Jam : Purge)
Patent 5181077: Atomic absorption spectrometer
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With background radiation comparison : With diffraction grating)
Patent 5181078: Fiber optic measuring device, rate gyro, navigation and stabilization system, and current sensor
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : By fiber or waveguide interferometer (e.g., Sagnac effect) : Having null feedback loop : Including an alternating reference path)
Patent 5181079: Optoelectronic measurement arrangement
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Silhouette)
Patent 5181080: Method and apparatus for evaluating the thickness of thin films
(OPTICS: MEASURING AND TESTING : DIMENSION : Thickness : Of light permeable material : Moire)
Patent 5181081: Print scanner
(OPTICS: MEASURING AND TESTING : BY CONFIGURATION COMPARISON : With comparison to master, desired shape, or reference voltage : For comparison with master or desired configuration)
Patent 5181082: On-line titration using colorimetric end point detection
(OPTICS: MEASURING AND TESTING : FOR LIGHT TRANSMISSION OR ABSORPTION : Of fluent material : Photoelectric (e.g., sequential viewing))
Patent 5181083: PIN diode with a low peak-on effect
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO INCREASE BREAKDOWN VOLTAGE THRESHOLD : In integrated circuit : Combined with floating pn junction guard region)
Patent 5181084: Infrared light emitting diode with grading
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INCOHERENT LIGHT EMITTER STRUCTURE : With heterojunction : With electrical isolation means in integrated circuit structure)
Patent 5181085: Compound semiconductor device with bipolar transistor and laser diode
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INCOHERENT LIGHT EMITTER STRUCTURE : With heterojunction : With electrical isolation means in integrated circuit structure)
Patent 5181086: Strained superlattice semiconductor structure
(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 : Superlattice : Strained layer superlattice :)
Patent 5181087: Semiconductor device and method of producing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Field effect transistor : Doping on side of heterojunction with lower carrier affinity (e.g., high electron mobility transistor (HEMT)) : Layer is a group III-V semiconductor compound)
Patent 5181088: Vertical field effect transistor with an extended polysilicon channel 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 : Gate controls vertical charge flow portion of channel (e.g., VMOS device) : Gate electrode in groove : Plural gate electrodes or grid shaped gate electrode : Separate control electrodes for charging and for discharging floating electrode)
Patent 5181089: Semiconductor memory device and a method for producing 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) : Structure configured for voltage converter (e.g., charge pump, substrate bias generator) : With shield, filter, or lens)
Patent 5181090: High voltage CMOS devices
(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 5181091: Integrated circuit with improved protection against negative transients
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With overvoltage protective means : Substrate is single crystal insulator (e.g., sapphire or spinel))
Patent 5181092: Input protection resistor used in input protection circuit
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With overvoltage protective means : For protecting against gate insulator breakdown : Protection device includes insulated gate transistor structure (e.g., combined with resistor element) : For operation as bipolar or punchthrough element : As thin film structure (e.g., polysilicon resistor))
Patent 5181093: Solid state image sensor having high charge transfer efficiency
(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 5181094: Complementary semiconductor device having improved device isolating region
(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 : Complementary insulated gate field effect transistors : With means to prevent latchup or parasitic conduction channels : For operation as bipolar or punchthrough element)
Patent 5181095: Complementary bipolar and MOS transistor having power and logic structures on the same integrated circuit substrate
(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 : Complementary insulated gate field effect transistors : Combined with bipolar transistor : For operation as bipolar or punchthrough element)
Patent 5181096: Electrically programmable antifuse incorporating dielectric and amorphous silicon interlayer
(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) : Anti-fuse : Sides of grooves along major crystal planes (e.g., (111), (100) planes, etc.))
Patent 5181097: Plastic molded type electronic device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : ENCAPSULATED : With specified encapsulant : With adhesive means)
Patent 5181098: Procedure and device for the automatic correction of skew, of color superimposition, and of image uniformity for television cameras
(TELEVISION : MONITORING, TESTING, OR MEASURING : Testing of camera : Vectorscope)
Patent 5181099: Composite video signal generator
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color television signal processing : receiver type)
Patent 5181100: Digital video processing system with mixing prefilter
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Specified details of key signal generation or processing : Artificial key generation : Wipes signal generator :)
Patent 5181101: Image sensing apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Color balance (e.g., white balance) : Video teleconferencing (including access or authorization))
Patent 5181102: Television camera and display employing quincuncial scanning
(TELEVISION : SPECIAL SCANNING (E.G., SPIRAL, RANDOM, ZIGZAG) : Moving reflector)
Patent 5181103: White balance adjusting system for a color television system
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color balance or temperature (e.g., white balance) : Receiver type : Including feedback control : Including optical sensor to observe display (e.g., CRT) : Window signal generator (e.g., rectangle))
Patent 5181104: Image processing apparatus having a reader movable to a designated position
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)
Patent 5181105: Color image correction based on characteristics of a highlights or other predetermined image portion
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Hue, saturation and luminance : With plural sensors)
Patent 5181106: Video line shelf arrangement in an optical fiber telecommunications network providing broadband switched video services
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : VIDEO DISTRIBUTION SYSTEM WITH UPSTREAM COMMUNICATION : Transmission network : Having significant intermediate network unit (e.g., hub, substation, etc.) : Conveyed in video image)
Patent 5181107: Telephone access information service distribution system
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : VIDEO DISTRIBUTION SYSTEM WITH UPSTREAM COMMUNICATION : Pay-per-view)
Patent 5181108: Graphic input device with uniform sensitivity and no keystone distortion
(TELEVISION : SPECIAL APPLICATIONS : Stereoscopic display device)
Patent 5181109: Circuit of eliminating motional vector remaining
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Motion dependent key signal generation or scene change detection : Specified processing of frame or field difference signal (e.g., noise reduction, key signal spreading) : Level derived within feedback path)
Patent 5181110: Video signal processing circuit capable of enlarging and displaying a picture
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For magnification of part of image : Color television processing)
Patent 5181111: Video signal processing apparatus and method
(TELEVISION : FORMAT CONVERSION : Line doublers type (e.g., interlace to progressive IDTV type) : Motion adaptive : Motion adaptive)
Patent 5181112: Television signal transmission system with carrier offset compensation
(TELEVISION : FORMAT : Adapted to reduce noise or for frequency modulation (e.g., variable gain) : Frequency change of subcarrier)
Patent 5181113: Method of storing and editing data in a television system and apparatus therefor
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Including teletext decoder or display : Frequency change of subcarrier)
Patent 5181114: Including break slots in broadcast video signals
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : PROGRAM, MESSAGE, OR COMMERCIAL INSERTION OR SUBSTITUTION : With encryption or scrambling of video signal)
Patent 5181115: Digital phase-locked loop
(TELEVISION : SYNCHRONIZATION : Automatic phase or frequency control : Of sampling or clock : Noise inversion)
Patent 5181116: Television receiver with control of writing and reading of video memory
(TELEVISION : SYNCHRONIZATION : Automatic phase or frequency control : Horizontal sync component : Color)
Patent 5181117: Automatic contrast controller of a video camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Gray scale transformation (e.g., gamma correction) : Amplitude control (e.g., automatic gain control) : In charge coupled type sensor)
Patent 5181118: Method of correcting image signal
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Including noise or undesired signal reduction : Dark current : For single sensor type camera supplying plural color signals)
Patent 5181120: Surveillance camera system
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Support or housing : Flash or strobe)
Patent 5181122: Display device for displaying a wide picture
(TELEVISION : VIDEO DISPLAY : Projection device : Cathode-ray tube image source : Plural CRTs : With optical element : Deformed into diffraction grating (e.g., using electron beam))
Patent 5181123: Cathode-ray tube having a shrinkfit implosion protection band with tension limiting means
(TELEVISION : VIDEO DISPLAY : Cathode-ray tube : Protective device : Implosion protection : Tensioned band : Secondary emission sensor)
Patent 5181124: Optical intermediate produced by a calibrated printer for use in an electrophotographic copier to compensate for determinable copier
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Electrostatic or electrolytic : Document feed)
Patent 5181125: Apparatus for muting noise resulting from reproducing of a PCM audio signal recorded in an extension of a slant track containing a recorded
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Fault condition compensation : Plurality of audio channels)
Patent 5181126: Reading device for facsimile apparatus
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)
Patent 5181127: Image forming apparatus and method therefor
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Facsimile alarm)
Patent 5181128: Method and apparatus for reading image using a line image sensor
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Scan rate or document movement variation in accordance with data presence : Charge coupled device)
Patent 5181129: Electronic blackboard
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Linear scanning pattern : Specified sheet clamp)
Patent 5181130: Fiber optic faceplate liquid crystal display
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Particular illumination : With integral optical element for guiding or distributing light from the light source : Specifically for guiding light in a front-lit device : Varistor)
Patent 5181131: Power conserving driver circuit for liquid crystal displays
(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) : Resistor-diode arrangement)
Patent 5181132: Liquid crystal device and method for producing the same with metal spacer in hole of thin film device's insulator
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Spacer : With particular injection port or injection plug)
Patent 5181133: Drive method for twisted nematic liquid crystal shutters for stereoscopic and other applications
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Stereoscopic : For protection)
Patent 5181134: Photonic cross-connect switch
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : space : Crossconnect :)
Patent 5181135: Optical underwater communications systems employing tunable and fixed frequency laser transmitters
(OPTICAL COMMUNICATIONS : UNDERWATER : Time division)
Patent 5181136: Optical homodyne DPSK receiver with optical amplifier
(OPTICAL COMMUNICATIONS : RECEIVER : Homodyne : Including feedback)
Patent 5181137: Light scanning apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Including reflective type moving element : Having multifaceted rotating element : With facets parallel to rotation axis : With imaging lens)
Patent 5181138: Fast acquisition optical frequency locked loop
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Modulator output feedback to modulator : Having planar rotating reflector with rotation axis in its plane)
Patent 5181139: Retractable binoculars attachable to a visor
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : Binocular : Foldable or collapsible : Extensible structure)
Patent 5181140: Binocular shield
(OPTICAL: SYSTEMS AND ELEMENTS : PROTECTION FROM MOISTURE OR FOREIGN PARTICLE : Extension of tubular element adjustable)
Patent 5181141: Anti-reflection optical element
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : By nonmovable driving element (e.g., piezoelectric, magnetostrictive))
Patent 5181142: Plastic lens and method of forming an anti-reflecting layer on a plastic lens
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : By transmissive coating on lens : Laminated or layered)
Patent 5181143: Multiple line rugate filter with index clipping
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : Layers having specified index of refraction : Laminated or layered)
Patent 5181144: Initial focusing mechanism for zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : Having cam device : Cam groove type : Auto focusing)
Patent 5181145: Optical imaging system made from a single piece of material
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Plural mirrors or reflecting surfaces : With successive reflections : Including curved mirror surfaces in series : With concave and convex mirrors in series : Sliding barrels)
Patent 5181146: Apparatus for digitally recording and reproducing video and audio signals in skewed tracks on a record tape
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Digital audio signal : Plurality of audio channels)
Patent 5181147: Rotary head assembly for substantially concurrent recording and monitoring of data on a magnetic tape cassette or the like
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : MONITORING OR TESTING THE PROGRESS OF RECORDING : Frequency)
Patent 5181148: Spindle motor for reduced size disk drive and method of making same
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Rotational drive detail : Motorized)
Patent 5181149: Magnetic recording/reproducing head assembly
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Gap structure details : Rotary head)
Patent 5181150: Dual magnetic head for reading and writing information at high and low track density including erase gaps having an undulating shape
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Gap structure details : Plural gaps : Mounting detail)
Patent 5181151: Thin-film perpendicular magnetic recording and reproducing head having thin magnetic shield film on side surfaces
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)
Patent 5181152: Leading edge undershoot elimination in thin film heads
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)
Patent 5181153: Magnetic tape cassette with novel tape reel movement limiting means
(WINDING, TENSIONING, OR GUIDING : UNWINDING AND REWINDING A MACHINE CONVERTIBLE INFORMATION CARRIER (E.G., MAGNETIC TAPE OR PHOTOGRAPHIC FILM) : Cartridge system (i.e., cartridge work station or cartridge) : Coil-to-coil cartridge : With particular coil support : Spring pressed coil or spool : Spool or coil engaging)
Patent 5181154: Circuit arrangement for optimal current generation in processes of electrochemically initiated plasma-chemical layer production
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Capacitor protection : Shunt connected capacitors : By arc stretching (e.g., horn gap))
Patent 5181155: Overcurrent trip circuit
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : With time delay protective means : Protection for thyristor)
Patent 5181156: Micromachined capacitor structure and method for making
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Variable : Responsive to external condition : Pressure : Threshold device (neon tube))
Patent 5181157: Ceramic capacitor and method for fabricating the same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Ceramic, glass, or oxide particles : Composition : Composition)
Patent 5181158: Phase barrier for padmounted switchgear
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electrical power distribution systems and devices : Electrical switchgear : Gas insulated)
Patent 5181159: AC to DC converter having an enhanced power factor
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For rectifier system : With transistor control means in the line circuit : For full wave rectifier with at least 1 three electrode device)
Patent 5181160: Driving circuit for inverter microwave oven
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With transistor control means in the line circuit : Saturable reactor (e.g., magnetic amplifier))
Patent 5181161: Signal reproducing apparatus for optical recording and reproducing equipment with compensation of crosstalk from nearby tracks and method
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Control of information signal processing channel : For gain processing : Within a frequency band : Having location identification information)
Patent 5181162: Document management and production system
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text attribute)
Patent 5181163: Method and apparatus for generating and/or updating cooccurrence relation dictionary
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : LINGUISTICS : Dictionary building, modification, or prioritization : Storage or retrieval of data)
Patent 5181164: Compartment barrier for padmounted switchgear
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electrical power distribution systems and devices : Electrical switchgear : With interlock : Shutter type : Composition)
Patent 5181165: Panelboard with insulative snap-in support means
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electrical power distribution systems and devices : Distribution or control panel board : Busbar or conductor arrangements : Plug-in or removable)
Patent 5181166: Securing mechanism for an electricity metering device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electrical power distribution systems and devices : For electricity service meter : With plastic enclosure or support)
Patent 5181167: Stacking heatpipe for three dimensional electronic packaging
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Liquid : And liquid)
Patent 5181168: Accommodation device for assembly units
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : Support brackets : With protective device or unit)
Patent 5181169: Bi-directional PWM converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Bridge type : Including plural anode/single cathode device)
Patent 5181170: High efficiency DC/DC current source converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, separately-driven type : With automatic control of the magnitude of output voltage or current : For forward-type converter : Having particular zero-switching control circuit (e.g., for quasi-resonant converter, etc.))
Patent 5181171: Adaptive network for automated first break picking of seismic refraction events and method of operating the same
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Earth science : Seismology : Formation characteristic)
Patent 5181172: Method for predicting drillstring sticking
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Earth science : Well logging or borehole study : Drilling :)
Patent 5181173: Variable ratio steering system for a motor vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Steering control : Feedback, transfer function or proportional and derivative (P& D) control : Inner/outer loop)
Patent 5181174: Traction control method for vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antispin, traction control, or drive slip control : Control of brake pressure)
Patent 5181175: Drive wheel slip control system for vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antispin, traction control, or drive slip control : Having particular slip threshold, target slip ratio, or target engine torque determining means : Having fuel cutting or ignition timing retarding)
Patent 5181176: Embroidery data preparing apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Textile : Sewing : Embroidering :)
Patent 5181177: Method and apparatus for non-contact machining with dynamic feedback control
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having particular tool or tool operation : Electrical discharge machining (EDM) : Thickness control)
Patent 5181178: Spindle control command method
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Supervisory control (e.g., plural tools or plural processors) : Laser)
Patent 5181179: Artificial parameter homotopy methods for the dc operating point problem
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING ELECTRONIC DEVICE OR ELECTRICAL SYSTEM : Circuit simulation : Well or reservoir)
Patent 5181180: Method and apparatus for monitoring and maintaining an optimum balance between the main phases of a multi-phase multiple load local electrical
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Electrical power generation or distribution system : Power supply regulation operation : Time based control (e.g., real time or duty cycle))
Patent 5181181: Computer apparatus input device for three-dimensional information
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Accelerometer : Within an enclosure)
Patent 5181182: Multi-level band-restricted waveform generator
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Function generation : Memory used to store waveshape :)
Patent 5181183: Discrete cosine transform circuit suitable for integrated circuit implementation
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Transform : Discrete Cosine Transform (i.e., DCT) : Equalizer)
Patent 5181184: Apparatus for multiplying real-time 2's complement code in a digital signal processing system and a method for the same
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Sum of cross products :)
Patent 5181185: Parallel multiplier using skip array and modified wallace tree
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Repeated addition : Multiple digit :)
Patent 5181186: TPC computers
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Binary : Parallel : Carry look-ahead : Feedback)
Patent 5181187: Low power voltage sensing circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Semiconductive : Insulated gate devices : Biax)
Patent 5181188: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : With volatile signal storage device : Rectangular bars)
Patent 5181189: Device for the storage and time-regulated dispensing of drugs
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)
Patent 5181190: Analog electronic timepiece
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With mechanical or electromechanical driven display : Sequential hourly sounding means)
Patent 5181191: Built-in test circuitry providing simple and accurate AC test of digital microcircuits with low bandwidth test equipment and probe stations
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : TIME INTERVAL : Electrical or electromechanical : Stop time type : With reset means)
Patent 5181192: Housing for an energy cell in a wristwatch
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CASES : Wrist worn : With band or bracelet details : Setting)
Patent 5181193: Optical pickup device for a recording and/or reproducing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Optical head servo system structure : Structure for shaping beam or causing astigmatic condition : Lens or mirror pivots off center (e.g., on a shaft, etc.))
Patent 5181194: Writing device for optical memory card
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Servo signal compared to a reference signal : Structure for shaping beam or causing astigmatic condition)
Patent 5181195: Tracking error signal generator with DC offset cancellation
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Arithmetic operation using plural photodetectors : Recording)
Patent 5181196: Erase mark detecting circuit for detecting an erase mark superimposed on data recorded on a sector of an optical recording medium
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of storage or retrieval information signal : Signal error correcting or detecting : During storage : Including storage or retrieval of auxiliary signal)
Patent 5181197: Optical disk driver and operational processing apparatus having such optical disk driver
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting :)
Patent 5181198: Coordinated transmission for two-pair digital subscriber lines
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using summation of conferee signals)
Patent 5181199: Packet switching system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Centralized switching : Having a signaling feature : Including a ring or loop for interconnecting inputs and outputs)
Patent 5181200: Handoff method and apparatus for mobile wireless workstation
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Assignment of variable bandwidth or time period for transmission or reception : Conversion between signaling protocols)
Patent 5181201: Interface chip device
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Input or output circuit, per se (i.e., line interface) : Channel reservation scheme)
Patent 5181202: Ring bus station having dual oscillators
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Polling : Passing a signal identifying the idle or busy state of a channel (e.g., token passing) : On bus : On ring or loop : At least one bus is a ring network)
Patent 5181203: Testable power-on-reset circuit
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Particular stimulus creation : Halt, clock, or interrupt signal (e.g., freezing, hardware breakpoint, single-stepping) : Memory emulator feature)
Patent 5181204: Method and apparatus for error tracking in a multitasking environment
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Output recording (e.g., signature or trace) : Peripheral device component fault)
Patent 5181205: Short circuit detector circuit for memory arrays
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Loop or ring configuration)
Patent 5181206: PROM writer having check sum function
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Performing arithmetic function on memory contents : Special test pattern (e.g., checkerboard, walking ones))
Patent 5181207: Error correction mechanism using pattern predictive error correction codes
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Double encoding codes (e.g., product, concatenated) : Bus or I/O channel device fault)
Patent 5181208: Computation-conserving traffic data transmission method and apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : For packet or frame multiplexed data : Solid state memory)
Patent 5181209: Method for generalizing the viterbi algorithm and devices for executing the method
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward error correction by tree code (e.g., convolutional) : Viterbi decoding : Syndrome computed)
Patent 5181210: Electrically tunable fiber ring laser
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)
Patent 5181211: Eye-safe laser system
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Nonlinear device : Plural Q-switches)
Patent 5181212: Method of emitting on a specific wavelength Fraunhofer line using a neodymium doped laser transmitter
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Nonlinear device : Frequency multiplying (e.g., harmonic generator) : Rotating prism)
Patent 5181213: Optical pulse generating apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Optical output stabilization : Pulse : Rotating prism)
Patent 5181214: Temperature stable solid-state laser package
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)
Patent 5181215: Heated solid state laser
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)
Patent 5181216: Photonics module apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Heat sink : Frequency)
Patent 5181217: Laser oscillator circuit
(COHERENT LIGHT GENERATORS : PARTICULAR COMPONENT CIRCUITRY : Electrode : Frequency)
Patent 5181218: Manufacturing method of semiconductor laser with non-absorbing mirror structure
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 5181219: Surface emission type semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 5181220: Semiconductor light emitting light concentration device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 5181221: Surface emission type semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Laser array : With vertical output (surface emission) :)
Patent 5181222: Laser oscillator
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Liquid : Dye : Monolithic integrated)
Patent 5181223: High-efficiency mode-matched transversely-pumped solid state laser amplifier
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Plural active media or active media having plural dopants)
Patent 5181224: Microoptic lenses
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Lens or lens system : Hollow electrode)
Patent 5181225: Receiver for a DSSS signal
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : By filtering (e.g., digital) : Separate mark and space channels)
Patent 5181226: Threshold level generator
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)
Patent 5181227: Receiver having a signal detector and bit synchronizer
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Locating predetermined portion of pulse : Separate mark and space channels)
Patent 5181228: System and method for phase equalization
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : By filtering (e.g., digital) : Separate mark and space channels)
Patent 5181229: Data transmission arrangement using a statistic coding, a transmitter and a receiver section suitable for such an arrangement
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Separate mark and space channels)
Patent 5181231: Non-volatile counting method and apparatus
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Including memory : Temperature)
Patent 5181232: Diesel engine revolution counter
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SYSTEMS : Identifying or correcting improper counter operation (e.g., error checking, monitoring; preventing or correcting improper counter operation) : Preventing an inaccurate count as a result of an external condition : Distance and Human Activity (e.g., pedometer, nonpowered golf carts))
Patent 5181233: Specimen holder
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Diffraction, reflection, or scattering analysis : Diffractometry : Analyte support : Piezoelectric crystal)
Patent 5181234: X-ray backscatter detection system
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Diffraction, reflection, or scattering analysis : Scatter analysis : Imaging : With plural dispersing elements)
Patent 5181235: Rotary-anode type X-ray tube
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : With movable target : With specific bearing means : With lubrication :)
Patent 5181236: Automatic call returning method for call distributor with message record capability
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message management : Caller identification received at substation)
Patent 5181237: Automation of telephone operator assistance calls
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Voice activation or recognition : Voice dialing : Inductive pickup)
Patent 5181238: Authenticated communications access service
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Access restricting : Personal identification : Recording voice message from non subscriber caller)
Patent 5181239: Call tagging user information in a telephonic environment
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Having station display : Having remote database (e.g., videotex system) : Recording voice message from non subscriber caller)
Patent 5181240: Data circuit-terminating equipment with power source device
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : By voice frequency signal (e.g., tone code) : Modulated audio tone : Line powered : Having recognition and selection)
Patent 5181241: Lead line supervision system
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Meter reading : Power source)
Patent 5181242: Quick release latch mechanism for a telephone handset
(TELEPHONIC COMMUNICATIONS : TERMINAL ACCESSORY OR AUXILIARY EQUIPMENT : Locking device : Acoustic)
Patent 5181243: System and method for communications security protection
(CRYPTOGRAPHY : ELECTRIC SIGNAL MASKING : By signal having discrete frequency component : Including addressed decoder control signal)
Patent 5181245: Machine incorporating an accounts verification system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Postage metering system : Reloading/recharging : Having origin or program ID)
Patent 5181246: Privacy communication device
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Wireless communication : Using plural paths or channels : Plural carrier frequencies :)
Patent 5181247: Sound image enhancing
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Stereo speaker arrangement : With image presentation means : Enclosure adaptation)
Patent 5181248: Acoustic signal reproducing apparatus
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Stereo speaker arrangement : Stereo earphone : Virtual positioning : With encoder)
Patent 5181249: Three channel audio transmission and/or reproduction systems
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Center channel : Stereo earphone)
Patent 5181250: Natural language generation system for producing natural language instructions
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Application : Transformation)
Patent 5181251: Amplifier unit
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : LOUDSPEAKER FEEDBACK : Feedforward circuitry for transducer compensation)
Patent 5181252: High compliance headphone driving
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Plural or compound reproducers : Headphone : Particular cup : Having mechanical or acoustic sound attenuation : Four or more diodes)
Patent 5181253: Loudspeaker assembly
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Plural or compound reproducers : Different types of diaphragms : Electrical hardware feature)
Patent 5181254: Method for automatically identifying targets in sonar images
(IMAGE ANALYSIS : APPLICATIONS :)
Patent 5181255: Segmentation of handwriting and machine printed text
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Distinguishing text from other regions : Alphanumerics)
Patent 5181256: Pattern recognition device using a neural network
(IMAGE ANALYSIS : LEARNING SYSTEMS : Neural networks : Tool, workpiece, or mechanical component inspection)
Patent 5181257: Method and apparatus for determining register differences from a multi-color printed image
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Trainable classifiers or pattern recognizers (e.g., adaline, perceptron))
Patent 5181258: Linear pattern recognizing method
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Global features (e.g., measurements on image as a whole, such as area, projections, etc.) : Local neighborhood operations (e.g., 3x3 kernel, window, or matrix operator))
Patent 5181259: General method of pattern classification using the two domain theory
(IMAGE ANALYSIS : PATTERN RECOGNITION : Classification : Cluster analysis : Resistor matrix)
Patent 5181260: Method for determining the amount of skew of image, method for correcting the same, and image data processing system
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Measuring image properties (e.g., length, width, or area) : Determining amount an image is rotated or skewed : Skeletonizing)
Patent 5181261: An image processing apparatus for detecting the boundary of an object displayed in digital image
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Edge or contour enhancement : Recursive filter)
Patent 5181262: Digital optical switch
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Diffraction grating (e.g., Bragg))
Patent 5181263: Wave-guide I/O for optical or electro-optical components
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Plural (e.g., data bus) : Single pole single throw)
Patent 5181264: Transceiver for bidirectional signal transmission over a monomodal optical fiber
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Mode strippers)
Patent 5181265: Optical coupling apparatus for introducing and coupling an incident light into a wave guide
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Mode strippers)
Patent 5181266: Fiber optical waveguide having an electrically conductive connection
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber/optical fiber cable termination structure : At or immediately surrounding an optical fiber end face : Fiber end held in ferrule : Fiber end held in ferrule)
Patent 5181267: Sheath connector for an optical cable
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber/optical fiber cable termination structure : Structure rearward of optical fiber end face to secure additional fiber or cable layers : Fiber end held in ferrule)
Patent 5181268: Strippable tight buffered optical waveguide fiber
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Utilizing multiple core or cladding : Concentric : Where the second or further layer is a coating : Fiber/ferrule further processed (grinding, polishing, etc.))
Patent 5181269: Optical fiber including acidic coating system
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Utilizing multiple core or cladding : Concentric : Where the second or further layer is a coating : Fiber/ferrule further processed (grinding, polishing, etc.))
Patent 5181270: Optical fiber canister
(OPTICAL WAVEGUIDES : ACCESSORIES : Thin film optical waveguide)
Patent 5181271: Optical fiber storage system and method of installing optical fiber using same
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)
Patent 5181272: Fiber optic cable entry connector
(OPTICAL WAVEGUIDES : ACCESSORIES : Plug/termination device : Fiber holder (i.e., for single fiber or holding multiple single fibers together))
Patent 5181273: Electronic apparatus having a calendar-display function
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : On-screen workspace or object : Cursor : Navigation within structure)
Patent 5181274: Catherer shower shield
(APPAREL : GARMENT PROTECTORS : Shoulder)
Patent 5181275: Apron to be used in a seated position
(APPAREL : GARMENT PROTECTORS : Aprons : Knee pads or rests)
Patent 5181276: Infection resistant products
(APPAREL : BODY GARMENTS : Gloves : Work glove : Medical glove : Having a hook and loop type wrist closure)
Patent 5181277: Reversible hat assembly
(APPAREL : HEAD COVERINGS : With sweats or other supplementary head engaging member : Discontinuous contact : Removable or retractable : Having a hook and loop type wrist closure)
Patent 5181278: Method of forming briefs
(APPAREL : HEAD COVERINGS : Skirts : Underwear : One-piece : With cooperating mechanical coupling)
Patent 5181279: Cushioned helmet
(APPAREL : GUARD OR PROTECTOR : For wearer's head : Including energy-absorbing means : By fluid-containing cushion : Pivotal shield)
Patent 5181280: Strap retainer
(APPAREL : GUARD OR PROTECTOR : For wearer's head : Eye shields (e.g., hoodwinks or blinds, etc.) : Goggles : On head band : And connection to frame)
Patent 5181281: Device for controlling dissolution of a solid cleanser
(BATHS, CLOSETS, SINKS, AND SPITTOONS : DISINFECTION : Dispensing to water in flush tank : Float actuated : Contacted by rotating member)
Patent 5181282: Semi-flush flapper valve
(BATHS, CLOSETS, SINKS, AND SPITTOONS : FLUSH CLOSET : Tank only : With outlet valve : Float type : Hollow : Open at bottom :)
Patent 5181283: Collapsible skimmer
(BATHS, CLOSETS, SINKS, AND SPITTOONS : POOL TYPE : Accessory : Spout only)
Patent 5181284: Infant bathtub
(BATHS, CLOSETS, SINKS, AND SPITTOONS : TUBS : Convenience accessories : Support for user, static : For infant : Conduit having rectilinearly spaced spray holes)
Patent 5181285: Web protection system for double sinks
(BATHS, CLOSETS, SINKS, AND SPITTOONS : WASH RECEPTACLES : Attachments : Receptacle or receptacle content protective device : Dissimilar)
Patent 5181286: Optional bed arrangement for ship stateroom use
(BEDS : NESTED, TWIN AND STACKED : Table beds)
Patent 5181287: Heat-venting insulating article
(BEDS : BEDCLOTHING : With edge roll, cord, or welt)
Patent 5181288: Therapeutic turning bed
(BEDS : INVALID BED OR SURGICAL SUPPORT : Tiltable along a longitudinal axis : Having flushing means)
Patent 5181289: Bed apparatus and rehabilitation attachment
(BEDS : INVALID BED OR SURGICAL SUPPORT : With auxiliary means to raise a portion of user above supporting surface : With cyclical back and forth turning)
Patent 5181290: Bowling lane maintenance machine
(BRUSHING, SCRUBBING, AND GENERAL CLEANING : MACHINES : Wiping : Floor and wall cleaner : Portables)
Patent 5181291: Pad support assembly for floor polishing machine
(BRUSHING, SCRUBBING, AND GENERAL CLEANING : MACHINES : Wiping : Floor and wall cleaner : Portables)
Patent 5181292: Cleaning cartridge for video games and computers
(BRUSHING, SCRUBBING, AND GENERAL CLEANING : IMPLEMENTS : Scrapers : Toothed or serrated : Simultaneously useable)
Patent 5181293: Wiper system with extendible wiper arm
(BRUSHING, SCRUBBING, AND GENERAL CLEANING : ATTACHMENTS : Optical-member-attachable cleaner (e.g., windshield wiper) : Compound motion of oscillating arm : Operated by remote control)
Patent 5181294: Support and manipulation mechanism for leaf and debris collector
(BRUSHING, SCRUBBING, AND GENERAL CLEANING : MACHINES : With air blast or suction : Fixed position cleaners or installed cleaning systems : With flexible conduit connection between ambulant air draft applying means and relatively stationary air pump or supply : Extensible and retractable conduit : With moving work-agitating means)
Patent 5181295: Method of controlling machines for cleaning of fibers
(TEXTILES: FIBER PREPARATION : WORKING : Systems : Roll type)
Patent 5181296: Reinforced carrier disc for operable partition system
(MISCELLANEOUS HARDWARE : PANEL HANGERS, TRAVELERS AND/OR TRACKS : Covered, hollow or slotted track : Drapery supports)
Patent 5181297: Connector clip for waste receptacles
(BUCKLES, BUTTONS, CLASPS, ETC. : COMBINED DIVERSE MULTIPART FASTENERS : Clasp : Plural clasps : Resilient type clasp : And cam)
Patent 5181298: Pull tab for slide fastener sliders
(BUCKLES, BUTTONS, CLASPS, ETC. : ZIPPER OR REQUIRED COMPONENT THEREOF : Slider having specific configuration, construction, adaptation, or material : Including pull tab attaching means : Spaced segments of each wall of channel supported by different wings)
Patent 5181299: Zipper having anti-jam flaps
(BUCKLES, BUTTONS, CLASPS, ETC. : ZIPPER OR REQUIRED COMPONENT THEREOF : With means for concealing surfaces : With ornamental slider)
Patent 5181300: Waistband fastener
(BUCKLES, BUTTONS, CLASPS, ETC. : SEPARABLE-FASTENER OR REQUIRED COMPONENT THEREOF (E.G., PROJECTION AND CAVITY TO COMPLETE INTERLOCK) : With third detached member completing interlock (e.g., hook type) : For apparel and related accessories : Coiled wire)
Patent 5181301: Method of making a very compact audio warning system
(METAL WORKING : METHOD OF MECHANICAL MANUFACTURE : Dental appliance making : One-piece roller making)
Patent 5181302: Die construction for clipper mechanism
(METAL WORKING : MEANS TO ASSEMBLE OR DISASSEMBLE : Overedge assembling means : Clip applier : Single header)
Patent 5181303: Dislodgement device
(METAL WORKING : MEANS TO ASSEMBLE OR DISASSEMBLE : Puller or pusher means, contained force multiplying operator : Having percussion or explosive operator : Tube, sleeve, or ferrule inserting or removing : Pipe joiner)
Patent 5181304: Adjustable alignment assembly and method
(METAL WORKING : MEANS TO ASSEMBLE OR DISASSEMBLE : Means comprising hand manipulatable tool : Aligner or center : Plier type means)
Patent 5181305: Process for the manufacture of slide fasteners
(METAL WORKING : METHOD OF MECHANICAL MANUFACTURE : Of a slide fastener : With aligning, guiding, or instruction)
Patent 5181306: Method of making laser gyro resonator blocks
(METAL WORKING : METHOD OF MECHANICAL MANUFACTURE : Obtaining plural product pieces from unitary workpiece : Breaking through weakened portion : Assisting assembly or disassembly)
Patent 5181307: Method and apparatus for assembling door for motorcar
(METAL WORKING : METHOD OF MECHANICAL MANUFACTURE : Assembling or joining : Retaining clearance for motion between assembled parts : With shaping)
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