Patents 5189468 - 5189721

 

 

Patent 5189468: Hard copy generating method and device using a liquid crystal panel
(PHOTOCOPYING : CONTACT PRINTING : Multicolor printing : Step and repeat)

Patent 5189469: Recording device
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Photoconductive member : Including cover)

Patent 5189470: Xerographic apparatus for label printer
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of fixing : Conveyance of copy : Detection of toner in developing unit)

Patent 5189471: Image forming apparatus with slidably mounted developing unit and photoconductive unit
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Photoconductive member : Including cover)

Patent 5189472: Color image forming apparatus having a plurality of guide members facing a plurality of developing devices
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Photoconductive member : Belt : Having backing support : Toner cartridge)

Patent 5189473: Inside contamination prevention structure for a device utilizing toner particles
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Forced air circulation : Having filtering (e.g., ozone removal) : Having priority interrupt)

Patent 5189474: Agitating member for a developing apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Mixing : Having new toner : Optical detector)

Patent 5189475: Developer mechanism with sensor and notched auger
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of developing : Concentration control : Detection of toner in developing unit : Concentration detection : Magnetic detector :)

Patent 5189476: Developing device for producing a developed image
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Roller : Having concentric film : Web or belt)

Patent 5189477: Apparatus for the production of a colour image
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : From multiple positions : Having electrode)

Patent 5189478: Image forming method and image forming apparatus, including means for controlling the charge on a transfer medium
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of transfer : Concentration control)

Patent 5189479: Image transferring device for a color image recorder
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : From multiple positions : Having electrode)

Patent 5189480: Apparatus for fixing a toner image including eccentrically mounted pressure relieving means
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Fixing unit : New and waste toner container)

Patent 5189481: Particle detector for rough surfaces
(OPTICS: MEASURING AND TESTING : PLURAL TEST : Lamp attachments)

Patent 5189482: Optical apparatus for fingerprint recognition system
(OPTICS: MEASURING AND TESTING : PLURAL TEST : Lamp attachments)

Patent 5189483: Apparatus for measurement of chromatic dispersion in a single mode optical fiber
(OPTICS: MEASURING AND TESTING : FOR OPTICAL FIBER OR WAVEGUIDE INSPECTION : Lamp attachments)

Patent 5189484: Laser beam detector for grade elevation measurement
(OPTICS: MEASURING AND TESTING : ANGLE MEASURING OR ANGULAR AXIAL ALIGNMENT : Prism engaging specimen)

Patent 5189485: Wavelength meter having single mode fiber optics multiplexed inputs
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Utilizing a spectrophotometer (i.e., plural beam) : Having plural wavelengths : Monochromatic (e.g., laser))

Patent 5189486: Echelle polychromator
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Utilizing a spectrometer : Having diffraction grating means : Prior to testing)

Patent 5189487: Multioscillator ring laser gyroscope local oscillator-based output optics detection system
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : Four frequency, multi-oscillator, non-planar cavity : Having m x n loop coupler where (m is greater than 2) and (n is greater than or equal to 2) (e.g., passive bias))

Patent 5189488: Fiber optical gyroscope utilizing orthogonal sequences
(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) : Multi-axis (X-Y-Z) having multiplexing : Including an alternating reference path)

Patent 5189489: Interferometric measurement device with non stabilized light source
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having polarization : For dimensional measurement : Displacement or distance : Polarization)

Patent 5189490: Method and apparatus for surface roughness measurement using laser diffraction pattern
(OPTICS: MEASURING AND TESTING : SURFACE ROUGHNESS : With screen)

Patent 5189491: Method of measuring track displacement on a magnetic tape
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Position transverse to viewing axis : Scan)

Patent 5189492: Device for measuring the deflection of elongate components
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Position transverse to viewing axis : Position of detected arrangement relative to projected beam : Moire)

Patent 5189493: Moire contouring camera
(OPTICS: MEASURING AND TESTING : SHAPE OR SURFACE CONFIGURATION : Triangulation : Projection of structured light pattern : Pattern is series of non-intersecting lines : Moire : Planar surface)

Patent 5189494: Position detecting method and apparatus
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)

Patent 5189495: Ambient light suppression for reflectance photometers
(OPTICS: MEASURING AND TESTING : BY SHADE OR COLOR : With registration indicia (e.g., scale))

Patent 5189496: Light-emitting diode with current-blocking
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INCOHERENT LIGHT EMITTER STRUCTURE : II-VI compound)

Patent 5189497: Semiconductor 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) : Inversion layer capacitor)

Patent 5189498: Charge coupled device
(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) : Combined with diverse type device)

Patent 5189499: Charge-coupled device and process of fabrication thereof
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Charge transfer device : Multi-level metallization)

Patent 5189500: Multi-layer type semiconductor device with semiconductor element layers stacked in opposite directions and manufacturing method thereof
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Computational system employing liquid crystal element (neural network, correlation device, optical computer) : For protection)

Patent 5189501: Isolator for electrically isolating semiconductor devices in an integrated circuit
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO CONTROL SURFACE EFFECTS : Insulating coating : Insulating layer recessed into semiconductor surface (e.g., LOCOS oxide) : Insulating layer containing specified electrical charge (e.g., net negative electrical charge))

Patent 5189502: Semiconductor device having ventilative insulating films
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Layered : Multiple metal levels on semiconductor, separated by insulating layer (e.g., multiple level metallization for integrated circuit) : Including organic insulating material between metal levels : With polycrystalline connecting region (e.g., polysilicon base contact))

Patent 5189503: High dielectric capacitor having low current leakage
(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) : With high dielectric constant insulator (e.g., Ta 2 O 5 ) : With increased effective electrode surface area (e.g., tortuous path, corrugated, or textured electrodes))

Patent 5189504: Semiconductor device of MOS structure having p-type gate electrode
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Magnetic field : With magnetic field directing means (e.g., shield, pole piece, etc.) : With means to concentrate stress)

Patent 5189505: Flexible attachment flip-chip assembly
(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 : Strain sensors : With means to concentrate stress : With thinned central active portion of semiconductor surrounded by thick insensitive portion (e.g. diaphragm type strain gauge) : Combined with heavily doped channel stop portion)

Patent 5189506: Triple self-aligned metallurgy for semiconductor devices
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Layered : Planarized to top of insulating layer : Pin grid type)

Patent 5189507: Interconnection of electronic components
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Chip mounted on chip : Cross-over arrangement, component or structure)

Patent 5189508: Silicon wafer excelling in gettering ability and method for production thereof
(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) : In bipolar transistor structure)

Patent 5189509: Semiconductor device and electrode block for the same
(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 5189510: Method and device for the acquistion and digital storage of colored geographical maps and display of the maps
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5189511: Method and apparatus for improving the color rendition of hardcopy images from electronic cameras
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Color masking)

Patent 5189512: Helmet integrated display system
(TELEVISION : VIDEO DISPLAY : Cabinet or chassis : Portable : Filters)

Patent 5189513: Image processing device
(IMAGE ANALYSIS : APPLICATIONS : Motion or velocity measuring : License plate)

Patent 5189514: Guidance system for automatic riveters
(TELEVISION : OBJECT TRACKING : Infrared)

Patent 5189515: Television synchronization signal separator
(TELEVISION : SYNCHRONIZATION : Sync separation : Noise reduction : Noise inversion : Plural (e.g., stereo or SAP))

Patent 5189516: Video preview system for allowing multiple outputs to be viewed simultaneously on the same monitor
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Multiple distinct images (e.g., splitscreen) : Including hue detection (e.g., chroma key))

Patent 5189517: Remote unit for controlling the operation of a television receiver
(TELEVISION : RECEIVER CIRCUITRY : Remote control : Tuning voltage)

Patent 5189518: Image blur correcting apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Camera image stabilization : Motion correction : Mechanical : Optics, lens shifting :)

Patent 5189519: Electronic camera with exposure control
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Exposure control : Automatic control of iris, stop, or diaphragm : Based on image signal : Contrast :)

Patent 5189520: Video camera modular accessory apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Support or housing : Portable or hand-held : Periodic shuttering)

Patent 5189521: Image forming apparatus and method for correction image density non-uniformity by reading a test pattern recorded by the apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5189522: Synchronized thermal printing
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5189523: Image processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Electrostatic or electrolytic : Document feed)

Patent 5189524: Video camera having an indicator for warning of the occurrence of matters which interrupt recording
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including television camera : Synchronizing : Crosstalk)

Patent 5189525: Facsimile apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile relay system : Composite image)

Patent 5189526: Method and apparatus for performing image compression using discrete cosine transform
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Lossless compression : Huffman or variable-length coding : With a multilevel classifier)

Patent 5189527: Facsimile communication device
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Auxiliary signal : Telephone number or address of designator : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5189528: Image reading apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5189529: Reduction/enlargement processing system for an image processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Picture size conversion : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5189530: Image processing apparatus
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Compression of color images : Alphanumerics)

Patent 5189531: Hologram production
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Having particular recording medium :)

Patent 5189532: Edge-illuminated narrow bandwidth holographic filter
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)

Patent 5189533: Apparatus for optically reading information
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Scanner : Flat rotating disk :)

Patent 5189534: Liquid crystal color displays which cool from isotropic to twisted nematic to smectic
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Thermal excitation : By light beam heating (e.g., IR, laser, etc.) : Wherein liquid crystal cells include microencapsulated or polymer dispersed liquid crystal)

Patent 5189535: Liquid crystal display element and method for driving same
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With photoconductive layer (e.g., spatial light modulator(SLMs)))

Patent 5189536: Ferroelectric liquid crystal element having uniform high temperature alignment
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Particular nonoptical film or layer (e.g., adhesive layer, barrier layer) : Alignment layer : For parallel alignment : With chiral smectic liquid crystal (includes ferroelectric liquid crystal) : With particular pretilt angle from the alignment layer :)

Patent 5189537: Indicia display for electro-optic devices wherein the indicia comprises a dielectric material extending at least partially into the
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL OPTICAL ELEMENT : Antidazzle mirror formed from liquid crystal cell : Twisted (or chiral) nematic or supertwisted nematic)

Patent 5189538: Liquid crystal display having positive and negative birefringent compensator films
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Compensator or retarder (i.e., not using liquid crystal cell) : Multiple compensators : Including at least one with negative intrinsic birefringence : With particular insulating layer)

Patent 5189539: Drive line wiring for liquid crystal display
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Electrode or bus detail (i.e., excluding supplemental capacitor and transistor electrodes) : Having connection detail to external circuit : Featuring flexible circuit (i.e., tape automated bonding (TAB), etc.) : With particular pretilt angle (i.e., with liquid crystal other than chiral smectic))

Patent 5189540: Liquid crystal display device having a material for disturbing the orientation of the liquid crystal molecules
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microencapsulated or polymer dispersed liquid crystal : Polymer network liquid crystal : With color formed by different color polarizer or color filter associated with each cell)

Patent 5189541: Method and apparatus for connecting branch networks with a trunk network in optical transmission system
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical local area network (LAN) : Ring or loop : Path finding or path routing)

Patent 5189542: System for the optical switching of frequency multiplexed signals
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : Wavelength : Time and wavelength)

Patent 5189543: Infra-red wireless keyboard system
(OPTICAL COMMUNICATIONS : REMOTE CONTROL : Cable repeater)

Patent 5189544: Bidirectional light waveguide telecommunication system
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Including compensation : Including optical fiber or waveguide)

Patent 5189545: Optical deflector and display unit using the same
(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) : Real image)

Patent 5189546: Scanning optical system with offset lens component
(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 5189547: Electro-optical light modulator driven by a resonant electrical circuit
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Opto-optical device)

Patent 5189548: Electrooptic TIR light modulator image bar having multiple electrodes per pixel
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : By reflection : Kerr cell)

Patent 5189549: Electrochromic, electroluminescent and electrochemiluminescent displays
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Reflection-type (e.g., display device) : Particular planar electrode pattern :)

Patent 5189550: Ion-beam based deposition of coatings for electrochromic devices
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Reflection-type (e.g., display device) : Particular electrochromic layer structure :)

Patent 5189551: Solar screening film for a vehicle windshield
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Multilayer filter or multilayer reflector : Having metal layer : Having four or more components)

Patent 5189552: Incidence angle light attenuator for light transmissive panels
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : Polarization (direction or magnitude) varies over surface of the medium (e.g., vectograph) : With particular medium)

Patent 5189553: Optimized construction of retroreflective articles for curved applications
(OPTICAL: SYSTEMS AND ELEMENTS : SIGNAL REFLECTOR : 3-Corner retroreflective (i.e., cube corner, trihedral, or triple reflector type) : Unitary plate or sheet comprising plural reflecting elements : Wind driven)

Patent 5189554: Telescope baffle system
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With reflection)

Patent 5189555: Parallax free optical sighting device
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : Including particles loosely housed for agitation)

Patent 5189556: Color photography optical system
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Wavelength selective (e.g., dichroic mirror, etc.) : With additional reflector (e.g., serial reflections, etc.))

Patent 5189557: High variable magnification range zoom lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Having seven or less components)

Patent 5189558: Vari-focal system having short total length
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Four groups : + - + + Arrangement : Having crossed axes)

Patent 5189559: Optical apparatus having a zoom mechanism
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : Motor driven : Condition responsive : Having crossed axes)

Patent 5189560: Sighting telescope for simultaneous viewing of target and sight
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Afocal (e.g., Galilean telescopes, etc.) : Echelon (e.g., Fresnel lens, etc.))

Patent 5189561: Automatic oscillating vehicle mirror
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Automatically adjustable in response to vehicle position, control, or indicator : Plural reflecting surfaces)

Patent 5189562: System and method for combining language translation with original audio on video or film sound track
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD EDITING : Motion picture film)

Patent 5189563: Video tape editor with fade control functions
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Fading-in and fading-out : Interpolation)

Patent 5189564: Magnetic recording/reproducing method and apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : CONVERTING AN ANALOG SIGNAL TO DIGITAL FORM FOR RECORDING; REPRODUCING AND RECONVERTING : Frequency)

Patent 5189565: Slew rate converter for a video signal recording apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Recorder or reproducer fault condition compensation : Noise reduction : Including television camera)

Patent 5189566: Method and apparatus for recovering data
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data verification : With incremental movement between record and head)

Patent 5189567: High speed switching circuit for controlling current flow in a bridge circuit coil for use in a magneto-optic direct overwrite system
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Thermomagnetic recording or transducers : With incremental movement between record and head)

Patent 5189568: Method and apparatus for generating frame control signals in a multihead videotape recorder using multiple video signal tracks for each video
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the record : Speed : Linear carrier : Constant speed : By reproduced control signal : From separate track :)

Patent 5189569: Head drive mechanism with pivoting mechanism
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)

Patent 5189570: Bistable magnetic head advancing/retracting device for rotating magnetic recording medium
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)

Patent 5189571: Adaptive settle time minimization for a hard disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)

Patent 5189572: Magnetic control of a transducer signal transfer zone to effect tracking of a path along a record medium
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Elongated web carrier (i.e., tape) : By tracking signal recorded on or immediately beneath surface)

Patent 5189573: Magnetic tape cassette apparatus with a drive mechanism which serves for playing magnetic tape cassettes
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)

Patent 5189574: Flexible information storing disk apparatus having laminar air flow
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Flexible disk : Stationary drive)

Patent 5189575: Read/write head retract mechanism
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For moving head into/out of transducing position : Disk record : Arcuate track change type : Fixed lifter : Actuator side detail : Dithering)

Patent 5189576: Rotary inertial latch for disk drive actuator
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For moving head into/out of transducing position : Disk record : Latch : Inertial : Actuator side detail)

Patent 5189577: A magnetic disk apparatus and a motor securement therefor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For shifting head between tracks : Disk record : Arcuate head movement : E block detail : Detail of actuator arm supporting head suspension : Winding detail)

Patent 5189578: Disk system with sub-actuators for fine head displacement
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For adjusting head position : Disk record : Adjustment parallel to disk plane : Pivot structure detail : Voice coil adjuster)

Patent 5189579: Multiple-track recording magnetic head with compact matrix structure
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Gap structure details : Plural gaps : Mounting detail)

Patent 5189580: Ultra small track width thin film magnetic transducer
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5189581: Drying mechanisms and methods for removing excess moisture from electronic equipment
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head accessory : Nonmetallic)

Patent 5189582: Recording latch
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5189583: Magnetic tape cassette having ribs in reel areas
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5189584: Magnetic tape cassette
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5189585: Floppy disk with head slot in liner cut from liner material with preferred orientation
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5189586: Lanced shutter tab for disk cartridges
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5189587: Dual shunt current regulator
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Load shunting by fault responsive means (e.g., crowbar circuit) : Voltage responsive : With more than two wires)

Patent 5189588: Surge protection apparatus
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Load shunting by fault responsive means (e.g., crowbar circuit) : Voltage responsive : With more than two wires)

Patent 5189589: Power controller
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : Digital control : Protection for thyristor)

Patent 5189590: Closed-loop multi-sensor control system and method
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Demagnetizing : Calibration or permanent magnet)

Patent 5189591: Aluminosilicate glass pressure transducer
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Variable : Responsive to external condition : Pressure : By diaphragm : Including thyratron)

Patent 5189592: Electrical filter with resiliently mounted planar dielectric devices
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Mechanically variable)

Patent 5189593: Integrated distributed resistive-capacitive network
(TELECOMMUNICATIONS : RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER : Signal selection based on frequency (e.g., tuning) : Variable voltage or current tuning : Amplifier controlled)

Patent 5189594: Capacitor in a semiconductor integrated circuit and non-volatile memory using same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With ferroelectric material layer : Imaging array)

Patent 5189595: Edge shrinkage compensated devices
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Plural dielectrics : Layered : With adjustment means)

Patent 5189596: Transition for electrical apparatus
(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 5189597: Electric control box, in particular for low-voltage systems
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : With printed circuit boards : IC card or card member : Selective connections)

Patent 5189598: Dual function microboard with a row of connectors on two edges
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : With locking means or device)

Patent 5189599: High voltage regulator for an integrated horizontal sweep system
(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 flyback-type converter : Having feedback winding inductively coupled to inverter inductive device (e.g., tertiary winding, etc.) : Having particular pulse-width modulation circuit)

Patent 5189600: Combined power supply for main and stand-by power
(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 5189601: Half bridge converter with current mode controller
(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 5189602: High-voltage generator with selective half-bridge and full-bridge operation
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having thyristor inverter (e.g., SCR, etc.) : With automatic control of the magnitude of output voltage or current : With automatic control of the magnitude of output voltage or current)

Patent 5189603: DC to AC electric power converting apparatus
(ELECTRIC POWER CONVERSION SYSTEMS : FREQUENCY CONVERSION (F1-F2) WITHOUT INTERMEDIATE CONVERSION TO D.C. : By semiconductor converter : Thyristor type : Stationary)

Patent 5189604: Distributed logic control system and method
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Plural processors : Including sequence or logic processor : Shared memory)

Patent 5189605: Control and hydraulic system for a liftcrane
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Construction or agricultural-type vehicle (e.g., crane, forklift) : Vehicle equipment position control (e.g., seat, mirror, door, window, headrest, or headlamp))

Patent 5189606: Totally integrated construction cost estimating, analysis, and reporting system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Operations research : Market analysis, demand forecasting or surveying : Staff scheduling or task assignment)

Patent 5189607: Method for sending selected data from electronic cash registers to a host unit
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Including point of sale terminal or electronic cash register : Interconnection or interaction of plural electronic cash registers (ECRs) or to host computer (e.g., network detail, transfer of information from host to ECR or from ECR to ECR, etc.) : Staff scheduling or task assignment)

Patent 5189608: Method and apparatus for storing and generating financial information employing user specified input and output formats
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Accounting : Itemization of parts, supplies, or services (e.g., bill of materials))

Patent 5189609: Medical monitoring system with softkey control
(SURGERY : DIAGNOSTIC TESTING :)

Patent 5189610: Electronic dictionary with correct and incorrect words
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : LINGUISTICS : Dictionary building, modification, or prioritization : Storage or retrieval of data)

Patent 5189611: Temperature compensation technique for a continuously variable transmission control system
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Transmission control : Adaptive control : Having a plurality of preset maps, schedules, or patterns)

Patent 5189612: System and method of navigating the travel of an autonomous vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Automatic route guidance vehicle : Railway vehicle speed control)

Patent 5189613: Device for adjusting the steering angle of vehicle wheels
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Steering control : Artificial intelligence (e.g., fuzzy logic))

Patent 5189614: Vehicle shock absorbing system
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Modification or correction of route information)

Patent 5189615: Semi-active suspension control
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Modification or correction of route information)

Patent 5189616: Four-wheel steering system for motor vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Steering control : Artificial intelligence (e.g., fuzzy logic))

Patent 5189617: Motor vehicle control system and control unit therefor
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Cooperative or multiple control (e.g., suspension and braking) : By frequency or waveform analysis)

Patent 5189618: Automotive cruise control system for controlling vehicle to run at constant speed
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Vehicle speed control (e.g., cruise control) : Fail-safe system)

Patent 5189619: AI-based adaptive vehicle control system
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Vehicle speed control (e.g., cruise control) : Having inter-vehicle distance or speed control : By transmission shifting control)

Patent 5189620: Control system for gas turbine helicopter engines and the like
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : With indicator or control of power plant (e.g., performance) : Gas turbine, compressor : Artificial intelligence (e.g., fuzzy logic))

Patent 5189621: Electronic engine control apparatus
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : With indicator or control of power plant (e.g., performance) : Internal-combustion engine : Digital or programmed data processor : By transmission shifting control)

Patent 5189622: 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 5189623: Embroidery data processing 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 5189624: Intelligent machining workstation operating logic
(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 5189625: System for checking tool breakages on a machining center
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Tool, workpiece, or mechanical component inspection : Alignment, registration, or position determination)

Patent 5189626: Automatic generation of a set of contiguous surface patches on a computer modeled solid
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having operator interface feature : Including CAD, CAM, or CIM technique : Tool/workpiece interference prevention)

Patent 5189627: Ellipse interpolation control method by an NC-device
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Digital positioning technique : Interpolation : Tool/workpiece interference prevention)

Patent 5189628: System and method for partitioning PLA product terms into distinct logical groups
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Partitioning (e.g., function block, ordering constraint) : Design verification (e.g., wiring line capacitance, fan-out checking, minimum path width))

Patent 5189629: Method of logic gate reduction in a logic gate array
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Optimization (e.g., redundancy, compaction) :)

Patent 5189630: Method for encoding and broadcasting information about live events using computer pattern matching techniques
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER DATA MODIFYING : Centralized controlling)

Patent 5189631: Smoke density monitor system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Particle suspension in fluid : Smoke : Photoelectric : Pivoted arm)

Patent 5189632: Portable personal computer and mobile telephone device
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Combined with diverse art device : Communication device (e.g., telephone, radio, television) : Piece-wise linear synthesis)

Patent 5189633: Apparatus and method for interactively manipulating mathematical equations
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Having specialized input : Including specific keyboard-type information entry : Business)

Patent 5189634: Digital signal processing apparatus for detecting a frequency component of digital signals
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Frequency detection : Tone detection :)

Patent 5189635: Digital data processing circuit
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Binary : Parallel : Multiples of divisor)

Patent 5189636: Dual mode combining circuitry
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Binary : Parallel : Multiples of divisor)

Patent 5189637: Method and apparatus for preventing erroneous echoelimination and equalization
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL ANALOG CALCULATING COMPUTER : Particular function performed : Filtering : Having tapped delay line)

Patent 5189638: Portable semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : HARDWARE FOR STORAGE ELEMENTS : Magnetic)

Patent 5189639: Semiconductor memory device having bit lines capable of partial operation
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Capacitors : Same size apertures)

Patent 5189640: High speed, multi-port memory cell utilizable in a BICMOS memory array
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Flip-flop (electrical) : Nuclear induction or spin echo)

Patent 5189641: Non-volatile random access memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : With volatile signal storage device : Rectangular bars)

Patent 5189642: Seafloor seismic recorder
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Offshore prospecting : Liquid or deformable surface holography)

Patent 5189643: Method of accurate fault location using common reflection point gathers
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Frequency dependent determination)

Patent 5189644: Removal of amplitude aliasing effect from seismic data
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Frequency dependent determination)

Patent 5189645: Downhole tool
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : WELLBORE TELEMETERING : Through well fluids : Rotary valve control : Multiplex)

Patent 5189646: Small-sized electronic device with depth gauge
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5189647: Information processing system having power saving control of the processor clock
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5189648: Alarm clock game combination
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With simultaneous time indicating means : Alarm type : Actuated by electrical means :)

Patent 5189649: Method and apparatus for directly overwriting magnetooptic data storage media
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Magnetic field generation : By transferring magnetic domain between layers)

Patent 5189650: Magneto-optical signal reproducing apparatus in which reproduced magneto-optical signal level is compared with reference signal level
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Polarization of or by storage medium information element : Separation into plural polarization component beams : During storage)

Patent 5189651: Optical system in magneto-optical recording and reproducing device
(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 5189652: Multi-disc recording and reproducing apparatus having detachable optical head units
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Plural media are unprotected (i.e., discs that are not in cartridges) : Having specified drive : Movable drive : Positioning mechanism)

Patent 5189653: Optical disk device eliminating offset of actuator and offset eliminating method used thereby
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Means to compensate for defect or abnormal condition : Servo loop gain/switching control)

Patent 5189654: Automatic gain control apparatus for use in optical disc recording and playback system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Servo loop gain/switching control : Variable gain : Recording)

Patent 5189655: Optical head for optical disk recording/reproducing apparatus including modified Wollaston prism
(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 5189656: Control system for a compact disk player
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Electrical control signal processing : Plural storage medium elements : Of information indicative of contents or particular order of contents : Magnetic domain wall)

Patent 5189657: Circuit for writing and reproducing a modulation signal onto writable optical disk
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : BINARY PULSE TRAIN INFORMATION SIGNAL : Binary signal processing for controlling recording light characteristic : Positioning adjunct)

Patent 5189658: Device for recording information on an optical data carrier
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Tracks transverse to a motion component)

Patent 5189659: Method and apparatus for recording and reproducing information by intermittent light emission from laser light source
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Initialization or start-up mode or changing system mode: : Signal error correcting or detecting)

Patent 5189660: Optical data storage system with unitary ferrous frame
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Transducer carriage or actuator : Supported by linear guide rail or rod : Specific rail material : Backlash prevention)

Patent 5189661: Card carrier
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Capable of only accepting unprotected insertable single optical medium : Optical card : Of diverse media type (e.g., disc and cartridge))

Patent 5189662: Transmission network having electronically switchable nodes for switching signal paths and a method of controlling said network
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative channel : In a repeater system : Using a spare channel : Loopback of signals on the secondary ring or loop)

Patent 5189663: Method of and system for remote testing and reporting of ISDN line conditions
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Of a switching system : Having dedicated test line or channel : ATM least cost routing)

Patent 5189664: Listener echo cancellation
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using a particular adaptive filter : Including cancellation of certain signals)

Patent 5189665: Programmable configurable digital crossbar switch
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Path check : Having a dedicated test line or channel)

Patent 5189666: Bit-slice asynchronous transfer mode switching system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Connection identifier assignment : Including routing table : Data memory addressing)

Patent 5189667: Method and apparatus for controlling call processing based upon load conditions
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)

Patent 5189668: ATM switch and ATM multiplexer
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Space switching : Having a signaling feature)

Patent 5189669: Cell transfer apparatus and method using a variable rate codec
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Switching input signals having different aggregate bit rates : Multistage switch)

Patent 5189670: Data packet transmission system accommodating different substation response times
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via time channels : Using messages having an address field as header : Channel reservation scheme)

Patent 5189671: Apparatus and method for formatting variable length data packets for a transmission network
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Frame length : Message having an address header : On ring or loop)

Patent 5189672: Device for regulating the throughput of virtual circuits on an asynchronous time-division multiplex transmission channel
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Centralized switching : Employing logical addressing for routing (e.g., VP or VC) : Data memory addressing)

Patent 5189673: Method and apparatus for controlling switched video in an optical fiber telecommunications system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via frequency channels : Bus (distributed stations) : Combined communication of diverse information types : Combined communication of diverse information types)

Patent 5189674: Fault locating system capable of quickly locating a fault in a hierarchical communication network
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Transmission facility testing : Spare row or column)

Patent 5189675: Self-diagnostic circuit for logic circuit block
(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 5189676: Broadband laser source
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)

Patent 5189677: Arrangement having two laser diodes for generating light having two wavelengths
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Producing plural wavelength output : Frequency multiplying (e.g., harmonic generator))

Patent 5189678: Coupling apparatus for a metal vapor laser
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Modulation : Frequency : Rotating prism)

Patent 5189679: Strained quantum well laser for high temperature operation
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer : With strained layer :)

Patent 5189680: Visible light laser diode
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : Having air gap region :)

Patent 5189681: High powered laser with reduced optical aberration
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Unstable resonator : Having a ring configuration)

Patent 5189682: Method for increasing the efficiency of a direct current electric arc furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Indirect : Arc between spaced electrodes : With arc deflection means : With heating between chambers)

Patent 5189683: Transceiver providing selectable frequencies and spreading sequences
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having correlation-type receiver :)

Patent 5189684: Line signal deterioration removing systems
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Matched-filter-type receiver)

Patent 5189685: Fast counter/divider and its use in a swallower counter
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SYSTEMS : Pulse multiplication or division : Multiplication or division by a fraction : Power failure)

Patent 5189686: Adjustable mounting base for mammographic spot compression and magnification platform
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Mammography : Pattern mask)

Patent 5189687: Apparatus for stereotactic radiosurgery
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Irradiating : Therapy : Pipe crawler)

Patent 5189688: 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 5189689: Film cassette having marker for identifying the exposure side of a medical radiograph
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : AUXILIARY DATA ACQUISITION OR RECORDING : Window)

Patent 5189690: Fluoroscopy orientation device
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : AUXILIARY DATA ACQUISITION OR RECORDING : Window)

Patent 5189691: VCR with video phone answering capability
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Dynamic audio signal recording or reproduction : Call intercept or answering : AIN link)

Patent 5189692: Telephone operator simulator
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message management : Solid state memory storage : Message storage in centralized location (e.g., central office, PBX, etc.))

Patent 5189693: Remote control facsimile apparatus with remotely set operation mode
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Transmission scheme : Voice mode)

Patent 5189694: Telemetry access arrangement
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Ringing suppression : Having line status detection)

Patent 5189695: Communication terminal unit for connection to an ISDN
(TELEPHONIC COMMUNICATIONS : CALL OR TERMINAL ACCESS ALARM OR CONTROL : At substation : PBX)

Patent 5189696: Data communication apparatus
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : Repertory or abbreviated call signal generation : Call address signal stored in terminal : Coordinate system (e.g., X-Y))

Patent 5189697: Line interface circuit
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Power supply (e.g., battery feed) : Electronic noninductive)

Patent 5189698: Holder suitable for preventing inadvertent detachment of a telephone or its operating handpiece held by the holder
(TELEPHONIC COMMUNICATIONS : TERMINAL ACCESSORY OR AUXILIARY EQUIPMENT : Support or stand : Handset holder : Antiseptic)

Patent 5189700: Devices to (1) supply authenticated time and (2) time stamp and authenticate digital documents
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Particular communication authentication technique : Authentication by digital signature representation or digital watermark : Time stamp :)

Patent 5189701: Voice coder/decoder and methods of coding/decoding
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Frequency : Specialized information : Pitch :)

Patent 5189702: Voice processing apparatus for varying the speed with which a voice signal is reproduced
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Synthesis : Specialized model : Specialized models)

Patent 5189703: Timbre correction units for use in sound systems
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : SOUND EFFECTS : Testing of hearing aids)

Patent 5189704: Hearing aid circuit having an output stage with a limiting means
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Wideband gain control : Feedback suppression)

Patent 5189705: Audio equipment
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : Having automatic equalizer circuit)

Patent 5189706: Acoustic apparatus
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having acoustic wave modifying structure : Acoustic enclosure : Bass reflex (e.g., rear wave) : On rear side of diaphragm)

Patent 5189707: Method of loading surface mounted device and an apparatus therefor
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of semiconductor device or printed circuit board : Alignment, registration, or position determination : Faulty soldering)

Patent 5189708: Methods and apparatus for optically determining the acceptability of products
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of packaged consumer goods : Including an optical imager or reader)

Patent 5189709: Dynamic pattern matcher using incomplete data
(IMAGE ANALYSIS : PATTERN RECOGNITION : Template matching (e.g., specific devices that determine the best match) : Using dynamic programming or elastic templates (e.g., warping) : With a display)

Patent 5189710: Method and an apparatus for generating a video binary signal for a video image having a matrix of pixels
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Variable threshold, gain, or slice level : Based on peak levels : Skeletonizing)

Patent 5189711: Automatic detection of elliptical shapes
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Shape and form analysis : Measurements made on alphanumeric characters)

Patent 5189712: Correlation detector for images
(IMAGE ANALYSIS : PATTERN RECOGNITION : Template matching (e.g., specific devices that determine the best match) : Electronic template : Comparator : Counting difference pixels :)

Patent 5189713: Electro-optic device
(OPTICAL WAVEGUIDES : TEMPORAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Electro-optic :)

Patent 5189714: Optical wavelength filter device
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling function : Slip ring)

Patent 5189715: Optical waveguide connection elements
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Structure surrounding optical fiber-to-fiber connection : With additional structure at or immediately surrounding each optical fiber end face : Fiber end held in ferrule : Fiber end held in ferrule)

Patent 5189716: Photosemiconductor and optical fiber welded module
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber to a nonfiber optical device connector : With housing : Including lens : Fiber/ferrule further processed (grinding, polishing, etc.))

Patent 5189717: Optical fiber splice
(OPTICAL WAVEGUIDES : WITH SPLICE (PERMANENT CONNECTION) : Optical fiber to a nonfiber optical device connector)

Patent 5189718: Composite cable containing light waveguides and electrical conductors
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : With electrical conductor in the same cable : End-to-end (butt) coupling)

Patent 5189719: Metallic sheath cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : With electrical conductor in the same cable : End-to-end (butt) coupling)

Patent 5189720: Method for manufacturing steel wire material for reinforcing optical fiber
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Tightly confined (i.e., fiber tightly held inside the outer sheath) : Having a central strength member : Sealed from environment)

Patent 5189721: Optical fiber ribbon cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Ribbon cable : With strength member)

 

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