Patents 5281831 - 5282084

 

 

Patent 5281831: Optical semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INCOHERENT LIGHT EMITTER STRUCTURE : With particular dopant material (e.g., zinc as dopant in GaAs) : Plural heterojunctions in same device)

Patent 5281832: Bidirectional two-terminal thyristor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) : Having only two terminals and no control electrode (gate), e.g., Shockley diode : Plural heterojunctions in same device)

Patent 5281833: Insulated gate control thyristor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) : With extended latchup current level (e.g., gate turn off "GTO" device) : With extended latchup current level (e.g., COMFET device))

Patent 5281834: Non-silicon and silicon bonded structure and method of manufacture
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Heterojunction formed between semiconductor materials which differ in that they belong to different periodic table groups (e.g., Ge (group IV) - GaAs (group III-V) or InP (group III-V) - CdTe (group II-VI)) : Wide band gap emitter)

Patent 5281835: Semi-custom integrated circuit device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : GATE ARRAYS : Having specific type of active device (e.g., CMOS) : Wide band gap emitter)

Patent 5281836: Semiconductor sensor with perpendicular N and P-channel MOSFET's
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Responsive to non-optical, non-electrical signal : Physical deformation (e.g., strain sensor, acoustic wave detector) : Electrode structures or materials)

Patent 5281837: Semiconductor memory device having cross-point DRAM cell structure
(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) : Imaging array)

Patent 5281838: Semiconductor device having contact between wiring layer and impurity region
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) : Stacked capacitor : With means to insulate adjacent storage nodes (e.g., channel stops or field oxide))

Patent 5281839: Semiconductor device having a short gate length
(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 means to prevent sub-surface currents, or with non-uniform channel doping : All contacts on same surface (e.g., lateral structure))

Patent 5281840: High mobility integrated drivers for active matrix displays
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Single crystal semiconductor layer on insulating substrate (SOI) : Insulated electrode device is combined with diverse type device (e.g., complementary MOSFETs, FET with resistor, etc.) : Complementary field effect transistor structures only (i.e., not including bipolar transistors, resistors, or other components) : With means to reduce ON resistance)

Patent 5281841: ESD protection element for CMOS integrated 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) : Including resistor element)

Patent 5281842: Dynamic random access memory with isolated well structure
(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 : Complementary transistors in wells of opposite conductivity types more heavily doped than the substrate region in which they are formed, e.g., twin wells : For operation as bipolar or punchthrough element)

Patent 5281843: Thin-film transistor, free from parasitic operation
(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 : Insulated gate field effect transistor adapted to function as load element for switching insulated gate field effect transistor : Selected groups of complete field effect devices having different threshold voltages (e.g., different channel dopant concentrations))

Patent 5281844: Avalanche photodiode
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Electromagnetic or particle radiation : Light : Avalanche junction : Antireflection coating)

Patent 5281845: PTCR device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Temperature : Light)

Patent 5281846: Electronic device having a discrete capacitor adherently mounted to a lead frame
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : With bipolar transistor structure)

Patent 5281847: Groove structure for isolating elements comprising a GTO structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : PHYSICAL CONFIGURATION OF SEMICONDUCTOR (E.G., MESA, BEVEL, GROOVE, ETC.) : Containing germanium, Ge)

Patent 5281848: Tape carrier semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)

Patent 5281849: Semiconductor package with segmented lead frame
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)

Patent 5281850: Semiconductor device multilayer metal layer structure including conductive migration resistant layers
(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) : Silicide of refractory or platinum group metal)

Patent 5281851: Integrated circuit packaging with reinforced leads
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With separate tie bar element or plural tie bars : Details of insulating layer electrical charge (e.g., negative insulator layer charge))

Patent 5281852: Semiconductor device including stacked die
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Multiple housings : For erasing EPROM)

Patent 5281853: Resin-sealed semiconductor device containing porous fluorocarbon resin
Patent 5281854: Integrated circuit aluminum contact structure to silicon device regions
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : With means to prevent contact from penetrating shallow PN junction (e.g., prevention of aluminum "spiking") : Ball shaped)

Patent 5281855: Integrated circuit device including means for facilitating connection of antenna lead wires to an integrated circuit die
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Wire contact, lead, or bond : With adhesive means)

Patent 5281856: Water current energy converter
(PRIME-MOVER DYNAMO PLANTS : FLUID-CURRENT MOTORS : Fluid-current motors)

Patent 5281857: Self-checking interlock control system
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Plural switches : Selectively actuated : Attainment of voltage, frequency or phase relationship)

Patent 5281858: Fluid level activated float switch
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Condition responsive : Fluid pressure, density, level, velocity or humidity : Attainment of voltage, frequency or phase relationship)

Patent 5281859: Automatically switched power receptacle
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Switch actuation : Switch contact conditioning)

Patent 5281860: Method and apparatus for an improved multiple channel sensor interface circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Converging with plural inputs and single output : Electron tube)

Patent 5281861: Sine wave clock distribution with high voltage output
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synchronizing : With amplitude control)

Patent 5281862: Power MOSFET driver with cross-conduction current reduction
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Current driver : Having digital device (e.g., logic gate, flip-flop, etc.))

Patent 5281863: Phase-locked loop frequency-multiplying phase-matching circuit with a square-wave output
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Frequency or repetition rate conversion or control : Of output rectangular waveform : Push-pull)

Patent 5281864: Implementation of the IEEE 1149.1 boundary-scan architecture
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Particular stable state circuit (e.g., tristable, etc.) : Circuit having only two stable states (i.e., bistable) : Master-slave bistable latch : Complementary clock inputs)

Patent 5281865: Flip-flop circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Particular stable state circuit (e.g., tristable, etc.) : Circuit having only two stable states (i.e., bistable) : Including field-effect transistor : Including field-effect transistor)

Patent 5281866: Reference voltage circuit allowing fast power up from low power standby condition
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Power conservation or pulse type : Using field-effect transistor)

Patent 5281867: Multiple channel sampling circuit having minimized crosstalk interference
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Including details of sampling or holding : With differential amplifier)

Patent 5281868: Memory redundancy addressing circuit for adjacent columns in a memory
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : RELIABILITY : Redundant : Function of AND, OR, NAND, NOR, or NOT)

Patent 5281869: Reduced-voltage NMOS output driver
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Bipolar transistor)

Patent 5281870: Current controller
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Field-effect transistor (e.g., JFET, etc.) : MOSFET (i.e., metal-oxide semiconductor field-effect transistor) : CMOS : Having plural output pull-up or pull-down transistors)

Patent 5281871: Majority logic circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Bipolar transistor (e.g., RTL, DCTL, etc.) : With semiconductor diode or negative resistance device)

Patent 5281872: Current detectable transistor having sense resistor with particular temperature coefficient
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC INPUT TO OUTPUT FUNCTION : With compensation : Summing)

Patent 5281873: Sense amplifier control circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : With sensing amplifier : With logic or bistable circuit)

Patent 5281874: Compensated digital delay semiconductor device with selectable output taps and method therefor
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Having specific delay in producing output waveform : Multiple outputs with plurality of delay intervals : Having specific passive circuit element or structure (e.g., RLC circuit, etc.))

Patent 5281875: Magnetostrictive ambler motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Reciprocating : Magnetostrictive : Motion-converting mechanism)

Patent 5281876: Miniature motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Miniature motors : Banding)

Patent 5281877: Dynamoelectric machine rotor endwindings with corner cooling passages
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Cooling or fluid contact : Circulation : Plural units or plural paths : Plural cores)

Patent 5281878: Adaptor for hydraulic power tilt/trim reservoirs
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Supports : Magnetic bearing)

Patent 5281879: Synchronous motor with two permanent magnet rotor portions
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Plural rotary elements : Motor-generator sets)

Patent 5281880: Rotary machine
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Plural rotary elements : Field and armature both rotate : Induced or eddy current type)

Patent 5281881: Frame and magnet assembly for a dynamoelectric machine
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Permanent magnet machines : Permanent magnet stator : Means for securing magnet : Holder with pocket for magnet : Split housing/yoke)

Patent 5281882: Surface acoustic wave element
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Surface acoustic wave devices : Orientation of piezoelectric material :)

Patent 5281883: Surface acoustic wave device with improved junction bonding and package miniaturization
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Surface acoustic wave devices : Friction)

Patent 5281884: Adjustable X-Y stage
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : On back of piezoelectric element)

Patent 5281885: High-temperature stacked-type displacement device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : On back of piezoelectric element)

Patent 5281886: Magnetic disk drive device and spindle motor for use in the same
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Bearing or air-gap adjustment or bearing lubrication : Housings, windows or covers)

Patent 5281887: Two independent spatial variable degree of freedom wavefront modulator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : Acoustic wave type generator or receiver : With lens or reflector : Multimorph)

Patent 5281888: Piezoelectric/electrostrictive element having auxiliary electrode disposed between piezoelectric/electrostrictive layer and substrate
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Electrode arrangement : More than two : More than one poling direction (e.g., Rosen transformer))

Patent 5281889: Reflector lamp having a light-source capsule secured between mating neck and reflector bodies
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH OPTICAL DEVICE OR SPECIAL RAY TRANSMISSIVE ENVELOPE : Reflector : With integrant display electrode)

Patent 5281890: Field emission device having a central anode
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICES HAVING A MULTIPOINTED OR SERRATED EDGE ELECTRODE : Discharge control electrode)

Patent 5281891: Electron emission element
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICES HAVING A MULTIPOINTED OR SERRATED EDGE ELECTRODE : Discharge control electrode)

Patent 5281892: Electron gun for a cathode ray tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : With focusing and accelerating electrodes : With studs)

Patent 5281893: Display device with an anti-reflection film on the display plane
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Envelope : With external optical element : Light conducting fiber or rod)

Patent 5281894: Dual cavity for a dual frequency gyrotron
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Combined cathode ray tube and circuit element structure : Inductor or distributed parameter-type inductive structure : Ray passes in or through a hollow distributed parameter device : Plural hollow devices : Devices of different resonance frequency : Plural hollow devices)

Patent 5281895: Tuning mechanism for high power klystron having photointerrupter control means
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Combined cathode ray tube and circuit element structure : Inductor or distributed parameter-type inductive structure : Ray passes in or through a hollow distributed parameter device : Plural hollow devices : Device tunable : Gang tuned hollow devices : Device has a flexible wall)

Patent 5281896: Electron gun for CRT
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Plural concentrating, accelerating, and/or de-accelerating stages : Three or more stages : Color convergence controlled by photodetector)

Patent 5281897: Method for operation of a cathode using the tunnelling effect and a cathode configuration for execution of the method
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : WITH CATHODE OR CATHODE HEATER SUPPLY CIRCUIT : With current shifting switch)

Patent 5281898: Display device
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD : Plural discharge device loads)

Patent 5281899: Electrical drive for a segmented transducer
(ELECTRICITY: MOTIVE POWER SYSTEMS : NONMAGNETIC MOTOR : Series connected motors)

Patent 5281900: DC motor controller
(ELECTRICITY: MOTIVE POWER SYSTEMS : BATTERY-FED MOTOR SYSTEMS : By auxiliary motor)

Patent 5281901: Downward compatible AGV system and methods
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Vehicular guidance systems with single axis control : Land vehicles : Multiple pass systems)

Patent 5281902: Voltage compensation of a pulse-width-modulated servomechanism
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : With compensating features : Secto-scanning systems)

Patent 5281903: Method for drivingly controlling a variable reluctance type motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : SYNCHRONOUS MOTOR SYSTEMS : Hysteresis or reluctance motor systems : Cyclically varying or repeated speed schedules)

Patent 5281904: Multi mode cordless battery charger
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : ONE CELL OR BATTERY CHARGES ANOTHER : Vehicle battery charging :)

Patent 5281905: Induction machine based hybrid aircraft engine starting/generating power system
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS : Speed or frequency of generator : Frequency responsive devices or networks : Plural electrical conditions)

Patent 5281906: Tunable voltage reference circuit to provide an output voltage with a predetermined temperature coefficient independent of variation in
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : SELF-REGULATING (E.G., NONRETROACTIVE) : Using a three or more terminal semiconductive device as the final control device : For current stabilization : To derive a voltage reference (e.g., band gap regulator) : Including a ferrocapacitor across a tertiary winding)

Patent 5281907: Channelized time-and space-integrating acousto-optical processor
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Analysis of complex waves : Frequency spectrum analyzer : Nonscanning : With optics : Bragg cell : With space discharge device)

Patent 5281908: Loading device assembly
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Motor or generator fault tests : With barrier layer)

Patent 5281909: Process and system for measuring the course of a signal at a point of measurement on a sample
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)

Patent 5281910: Test pattern signal generator and inspection method of display device using the same
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)

Patent 5281911: Vehicle wheel speed sensor employing a locating plate
(ELECTRICITY: MEASURING AND TESTING : ELECTRICAL SPEED MEASURING : Including speed-related frequency generator : Including magnetic detector : Permanent magnet type : High voltage speed signal type)

Patent 5281912: Magneto-optic magnetic-field measuring apparatus for measuring a magnetic field intensity by measuring an angle of diffraction
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Optical : Plural sensors)

Patent 5281913: NMR relaxometry using fixed RF frequency band
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5281914: Method of vector magnetic resonance measurement and imaging and associated apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5281915: Sensor for detecting a high molecular weight substance using ionization effects
(ELECTRICITY: MEASURING AND TESTING : USING IONIZATION EFFECTS : For analysis of gas, vapor, or particles of matter : Using a magnetic field)

Patent 5281916: NMR angiography using fast spin echo pulse sequences
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5281917: Off-resonance spin-locking for enhanced tumor contrast in NMR imaging
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5281918: Sample head for NMR tomography
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Including a test sample and control sample)

Patent 5281919: Automotive battery status monitor
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : To determine ampere-hour charge capacity : With application of current or potential to the discharge control means)

Patent 5281920: On-line battery impedance measurement
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : To determine internal battery impedance : Including an integrating device)

Patent 5281921: Non-contact capacitance based image sensing method and system
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : Where a material or object forms part of the dielectric being measured : To determine dimension (e.g., dielectric thickness) : With compensation means)

Patent 5281922: Method for capacitance temperature compensation and manufacturability in a dual plate capacitive pressure transmitter
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : With compensation means : Including a tuned or resonant circuit)

Patent 5281923: Amplifying arrangements which modulate an electron beam
(AMPLIFIERS : WITH ELECTRON BEAM TUBE AMPLIFYING DEVICE : Having electrode coupled to cavity resonator : Having different configurations)

Patent 5281924: Fully differential CMOS power amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having field effect transistor :)

Patent 5281925: RF amplifier providing reduced drive response rise times and fall times
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including particular biasing arrangement : Having frequency-responsive means or phase-shift means in feedback path)

Patent 5281926: Phase locked loop made operative when stable input sync signal is detected
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With intermittent comparison controls : Motor control of oscillator)

Patent 5281927: Circuit and method of controlling a VCO with capacitive loads
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : AFC with logic elements : Reactance device (e.g., variable capacitors, saturable inductors, reactance tubes, etc.))

Patent 5281928: Electronic attenuator
(WAVE TRANSMISSION LINES AND NETWORKS : ATTENUATORS : Having negative impedance)

Patent 5281929: Microstrip twisted broadside coupler apparatus
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : Using directional coupler : Having TEM lines : Using stripline : For TEM lines)

Patent 5281930: Frequency modulator
(MODULATORS : FREQUENCY MODULATOR : Including stabilization or alternatively distortion, noise or other interference prevention, reduction, or compensation : Automatic frequency stabilization or control : Phase or frequency locked loop :)

Patent 5281931: On-chip self-tuning filter system
(WAVE TRANSMISSION LINES AND NETWORKS : AUTOMATICALLY CONTROLLED SYSTEMS : Having branched circuits)

Patent 5281932: Multilayer magnetically coupled suspended stripline for impedance matching
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : With impedance matching : Control of delay with semiconductive means)

Patent 5281933: Line power tapping device for cable TV distribution having a moveable module
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : For providing frequency separation : Using coupled windings)

Patent 5281934: Common input junction, multioctave printed microwave multiplexer
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : For providing frequency separation : Utilizing long line element : Using TEM lines)

Patent 5281935: Surface mountable piezoelectric device using a metallic support structure with in situ finish plate mask
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Electromechanical filter : Using bulk mode piezoelectric vibrator : Monolithic structure)

Patent 5281936: Microwave switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Radio frequency switch (e.g., T/R switch) :)

Patent 5281937: Electromagnetic contactor and method for making same
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Multiple contact type : With adjustable, replaceable or interchangeable structural features : By reciprocating armature)

Patent 5281938: Deflection system
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Electron or ion beam deflecting type : Pivoted or relatively movable independently of the armature)

Patent 5281939: Multiple pole solenoid using simultaneously energized AC and DC coils
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : With magneto-mechanical motive device (e.g., electromagnet with armature) : With plunger-type armature : Plural coils controlling a single armature : Special armature construction or mounting means (e.g., to assure positive seating of armature))

Patent 5281940: Solenoid coil bobbin for electromagnetic switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : With magneto-mechanical motive device (e.g., electromagnet with armature) : Coil shape, structure or material : Balls, filings or granular material)

Patent 5281941: Coil form and coil for antenna coils, or the like
(INDUCTOR DEVICES : TWO WINDINGS WITH MUTUALLY CROSSED WINDING TURNS : Crossed or transposed conductors)

Patent 5281942: Bobbin for an electrical winding and method of manufacture
(INDUCTOR DEVICES : WINDING WITH TERMINALS, TAPS, OR COIL CONDUCTOR END ANCHORING MEANS : Basket weave (single layer))

Patent 5281943: Electrical connector
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : ELECTROTHERMALLY ACTUATED SWITCHES : Fusible element actuated : Housing, casing or support means : With external circuit connection means : Prong or blade (e.g., plug-type housing) : Door or closure controlled)

Patent 5281944: Slide-in resistor grid
(ELECTRICAL RESISTORS : RIBBON RESISTANCE ELEMENT BENT OR CURVED ON FLAT SIDE : Zigzag or sinuous : With sealing plug, disc or cap)

Patent 5281945: Control apparatus particularly adapted for handicapped persons
(COMMUNICATIONS: ELECTRICAL : DIGITAL COMPARATOR SYSTEMS : Electromagnetically actuated mechanical signal)

Patent 5281946: High-speed magnitude comparator circuit
(COMMUNICATIONS: ELECTRICAL : DIGITAL COMPARATOR SYSTEMS : Electromagnetically actuated mechanical signal)

Patent 5281947: Vehicular safety sensor and warning system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : For school bus : Including keyless entry)

Patent 5281948: Folding school bus stopping arm
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : For school bus : Including keyless entry)

Patent 5281949: Vehicular safety sensor and warning system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : For school bus : Including keyless entry)

Patent 5281950: Vehicle U-turn signal system control
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : External signal light system : Turn signal : Portable signal)

Patent 5281951: Fire alarm system and method employing multi-layer net processing structure of detection value weight coefficients
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Alarm system supervision : Threshold or window (e.g., of analog electrical level) : Vertical axis)

Patent 5281952: Light--responsive enclosure alarm
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Door or window movement : Portable : Programmable)

Patent 5281953: Heat sensitive purse alarm
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Alarm on protected article : Specified connector (e.g., phone jack-type plug))

Patent 5281954: Device for replacing battery in smoke alarm
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Particle suspension in fluid : Smoke : Float sensor)

Patent 5281955: Battery charge monitoring apparatus and method
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Battery : By current and voltage : Photoelectric)

Patent 5281956: Heater diagnostics and electronic control for a clothes dryer
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Electrical characteristic : Voltage : Electrical socket)

Patent 5281957: Portable computer and head mounted display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : IMAGE SUPERPOSITION BY OPTICAL MEANS (E.G., HEADS-UP DISPLAY) : Operator body-mounted heads-up display (e.g., helmet mounted display) : Number of pixels per row or column conversion (i.e., resolution conversion))

Patent 5281958: Pointing device with adjustable clamp attachable to a keyboard
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Cursor mark position control device : Temporal interpolation or processing)

Patent 5281959: Method and apparatus for minimizing the visual degradation of digital typeface--horizontal adjustment
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Character generating : Alteration of stored font : Scaling : Scrolling)

Patent 5281960: Helmet mounted display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Physically movable array : Addressing)

Patent 5281961: Motion detection sensor with computer interface
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Specified housing)

Patent 5281962: Method and apparatus for automatic generation and notification of tag information corresponding to a received message
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Message presentation : Storing or retrieving message (e.g., received message database handling) : News information provider (e.g., sports, weather, etc.))

Patent 5281963: Information processing equipment having communication capabilities and which calculates load factor
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Lockout or priority (programmed or variable) : Location indication)

Patent 5281964: Traffic flow change monitoring system
(COMMUNICATIONS: ELECTRICAL : VEHICLE DETECTORS : Pivoted)

Patent 5281965: Vehicle detector measurement frame segmentation
(COMMUNICATIONS: ELECTRICAL : VEHICLE DETECTORS : Inductive : Electromechanical movable auxiliary indicator)

Patent 5281966: Method of encoding alphabetic characters for a chord keyboard
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : Having optical waveguide)

Patent 5281967: Data compression/decompression method and apparatus
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Substituting specified bit combinations for other prescribed bit combinations : Bit represented by discrete frequency)

Patent 5281968: DC offset correction circuit for A/D converter
(CODED DATA GENERATION OR CONVERSION : CONVERTER COMPENSATION : Synchro or resolver signal)

Patent 5281969: Noise shaper circuit
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Differential encoder and/or decoder (e.g., delta modulation, differential pulse code modulation) : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5281970: Device for accentuating the range of hand-held remote control transmitters
(CODED DATA GENERATION OR CONVERSION : CODE GENERATOR OR TRANSMITTER : Transmitter for remote control signal : Using charge transfer devices (e.g., charge coupled devices, charge transfer by switched capacitances))

Patent 5281971: Radar techniques for detection of particular targets
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR EW (ELECTRONIC WARFARE) : Chaff)

Patent 5281972: Beam summing apparatus for RCS measurements of large targets
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : SYNTHETIC APERTURE RADAR : Mapping or imaging using synthetic aperture radar (EPO) : Particular SAR processing techniques (e.g., squint mode, doppler beam-sharpening mode, spotlight mode, bistatic SAR, inverse SAR) (EPO) : By varying gain or blocking receiver)

Patent 5281973: Local oscillator frequency control means for semiactive missile guidance and control system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RETURN SIGNAL CONTROLS EXTERNAL DEVICE : Missile or spacecraft guidance : Distance measuring equipment (DME))

Patent 5281974: Antenna device capable of reducing a phase noise
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)

Patent 5281975: Base support for movable antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With means for moving directive antenna for scanning, sweeping or orienting : Rotary or rotary oscillatory motion : Motor-driven :)

Patent 5281976: Thermal transfer printing method
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Multicolor : Housing or mounting)

Patent 5281977: Thermal transfer recording apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Record receiver and transfer medium feeding or driving means : Specific conductor means (e.g., electrode, conducting pattern, etc.))

Patent 5281978: Object carriage system
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Specific optical structure : Having mounting or supporting means : Specific lens)

Patent 5281979: Laser printer calibration
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Driving circuitry : Housing or mounting)

Patent 5281980: Ink jet recording head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of ejector : Array : Full-line array :)

Patent 5281981: Method and apparatus for forming image having plural image forming stations
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Multicolor : Registration : With carrier)

Patent 5281982: Pixelized toning
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With electric field ejection (applied to fluid) : Movement)

Patent 5281983: Eyeglass comforter
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Continuous rim mounting : Nose guards or pads removable or adjustable : Fluid-filled or suction type)

Patent 5281984: Illumination apparatus for ophthalmic refractors
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including illuminator : On rotary disc)

Patent 5281985: Video viewing system for a vehicle
(OPTICS: IMAGE PROJECTORS : WITH OR FOR VEHICLE : With or for vehicle)

Patent 5281986: Latching mechanism for overhead projector post
(OPTICS: IMAGE PROJECTORS : EPIDIASCOPE (I.E., SELECTIVE OPAQUE AND TRANSPARENCY PROJECTOR) : Blower)

Patent 5281987: Camera having a magnetic head and capable of detecting exposed frames by counting data items in a magnetic recording track
(PHOTOGRAPHY : EXPOSURE DATA FROM FILM ITSELF : Controlling optical filter)

Patent 5281988: Universal remote control device for cameras
(PHOTOGRAPHY : HAVING WIRELESS REMOTE CONTROL CIRCUIT : Camera release : And means to move film)

Patent 5281989: Insert for paper processors
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : And photographic medium immersed and removed : Having band, belt, or chain : Film in spaced spiral for processing)

Patent 5281990: Battery pack adapter for video cameras
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Having adapter unit : Actuated by shutter movement)

Patent 5281991: Paper feeder driveable independently of an image forming apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : With film severing : And film severing)

Patent 5281992: Method of producing photographic prints and an exposure means for carrying out said method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Multicolor picture : Regulating light intensity or exposure time : Including :)

Patent 5281993: Photofinishing apparatus and method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Identifying, composing, or selecting : Regulating light intensity or exposure time)

Patent 5281994: Mirror-holding device
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Reflector between original and photo-sensitive paper : Reflector between original and photo-sensitive paper)

Patent 5281995: Method of determining an exposure for use in an image forming apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Illumination systems or details : Including photocell or phototube : Vertical optical path)

Patent 5281996: Photolithographic reduction imaging of extended field
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Methods : Including vacuum, fluid or spring pressure)

Patent 5281997: Optical system housing structure for image forming apparatus
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Optics : Drum mount)

Patent 5281998: Scheduling color variations for discrete job elements
(ELECTROPHOTOGRAPHY : MACHINE OPERATION : Job mode : Key sheet : Warmup or standby mode)

Patent 5281999: Modular highlight color and process color printing machine
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Developing unit : Drum mount)

Patent 5282000: Image processing apparatus having an original feed device with two density detectors
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Single detector for plural toners)

Patent 5282001: Reprographic apparatus with operating parameters variable according to sheet characteristics
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Single detector for plural toners)

Patent 5282002: Image forming apparatus having a sump component for multiple developing units
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Developing unit : Drum mount)

Patent 5282003: Copier and printer toner hopper sealing device
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Developer seal : Concentration detection)

Patent 5282004: Electrophotograhic apparatus and method for preventing attraction of copy sheet to photoreceptor
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Feeding to transfer position : Having treatment of copy medium : Length adjustment)

Patent 5282005: Cross process vibrational mode suppression in high frequency vibratory energy producing devices for electrophotographic imaging
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Vibration : Having copy medium guide)

Patent 5282006: Transfer system including pre-transfer pressure treatment apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Treatment of developed image prior to transfer : Dry development)

Patent 5282007: Cleanerless image forming method
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Combined or plural functions by single component : Development and cleaning : Simultaneously : Toner cartridge)

Patent 5282008: Magnetic roller cleaning apparatus
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Magnetic : Having forced air (e.g., vacuum))

Patent 5282009: Reproduction apparatus having a process control skive device
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Single detector for plural toners)

Patent 5282010: Stripping of paper from photoreceptor belts with reduced stress
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Delivering from transfer position : Stripping from photoconductive member : Speed control of conveyance)

Patent 5282012: Color electronic photographic apparatus with multiple image forming units
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Process cartridge unit : Color : Toner cartridge)

Patent 5282013: Passive ranging technique for infrared search and track (IRST) systems
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of intensity proportional to distance : With moving optical elements in all viewing axes)

Patent 5282014: Laser rangefinder testing system incorporationg range simulation
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of a simulation or test : With moving optical elements in all viewing axes)

Patent 5282015: Methods and means for full-surface interferometric testing of grazing incidence mirrors
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having shearing : Having Schlieren effect)

Patent 5282016: Optical alignment by use of arrays of reflective or diffractive optical elements and detectors
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With light detector (e.g., photocell) : For comparison with master or desired configuration)

Patent 5282017: Reflectance probe
(OPTICS: MEASURING AND TESTING : OF LIGHT REFLECTION (E.G., GLASS) : With diffusion : With scanning, sweeping, or moving detector over film)

Patent 5282018: Power semiconductor device having gate structure in trench
(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) : Imaging array)

Patent 5282019: Method and apparatus for the transmission and reception of a multicarrier digital television signal
(TELEVISION : FORMAT : Specified color signal format : Including the use of a subcarrier)

Patent 5282020: Device for generating horizontal scanning periodic signal of pal-system to obtain clear display image
(TELEVISION : SYNCHRONIZATION : Sync generation : With counter or frequency divider : Color television)

Patent 5282021: Video hue correction taking account of saturation and luminance
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Hue control : Automatic)

Patent 5282022: White balance adjusting apparatus for automatically adjusting white balance in response to luminance information signal and color
(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 5282023: Apparatus for NTSC signal interference cancellation through the use of digital recursive notch filters
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : For color television : Coring type)

Patent 5282024: White balance correction device
(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 5282025: Chroma signal matrix circuit for a color CCD camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : With single image scanning device supplying plural color signals : Solid-state multicolor image sensor : With color filter or operation according to color filter : Four or more color types)

Patent 5282026: Device for judging the type of color of a document
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5282027: Image projection display and pick-up apparatus with optical shutter
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) :)

Patent 5282028: Remote control for digital music terminal with synchronized communications
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : VIDEO DISTRIBUTION SYSTEM WITH LOCAL INTERACTION : Receiver (e.g., set-top box) : Teletext)

Patent 5282029: Optimization of simulated 3-D effect through camera technique
(TELEVISION : STEREOSCOPIC : Pseudo : Hue expander)

Patent 5282030: Endoscopic image processor and endoscopic image processing method
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Color TV : Color sequential illumination)

Patent 5282031: Fixed bit rate compression encoding method
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Block coding : Discrete cosine)

Patent 5282032: Error detection/concealment for serial digital video
(TELEVISION : MONITORING, TESTING, OR MEASURING : Setup)

Patent 5282033: Method and device for raster correction
(TELEVISION : MONITORING, TESTING, OR MEASURING : Setup)

Patent 5282034: Bright video line select display
(TELEVISION : MONITORING, TESTING, OR MEASURING : Setup)

Patent 5282035: 1-Field memory synchronizer and synchronizing method
(TELEVISION : SYNCHRONIZATION : Specified color)

Patent 5282036: High resolution gamma correction method and apparatus for pixel intensity values in a computer graphics system using minimal memory
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Gray scale transformation : Nonlinear amplitude modification (e.g., gamma) : Including frame or field delays)

Patent 5282037: Subcode graphics reproduction control apparatus
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Specified details of key signal generation or processing : Artificial key generation : Fades signal generator :)

Patent 5282038: Video signal processing system architecture
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Matrixing or mixing : Receiver type)

Patent 5282039: Video signal amplifier arrangement for a television display tube
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Amplifiers : receiver type)

Patent 5282040: Apparatus for operating a film camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Still and motion modes of operation : With image intensifier)

Patent 5282041: Apparatus for driving image pick-up device
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Solid-state image sensor : Accumulation or integration time responsive to light or signal intensity : In charge coupled type image sensor : With overflow gate or drain : Having diagonally arranged stripes)

Patent 5282042: Strobe control method and apparatus for use in pseudo-frame photography
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Exposure control : Periodic shuttering : Based on ambient light)

Patent 5282043: Color video camera and method for improving resolution of a semiconductor image sensor
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Swing driven : With image intensifier)

Patent 5282044: Camera shake correction system
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Camera image stabilization : Motion correction : Including both electrical and mechanical correcting devices : Motion detection)

Patent 5282045: Depth-of-field control apparatus and image pickup apparatus having the same therein
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : Using image signal : With motion detection : Using multiple output registers)

Patent 5282046: Color image forming apparatus having a color-correcting unit
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5282047: Dual input engraving apparatus for producing engravings by multiple engraving techniques
(GEAR CUTTING, MILLING, OR PLANING : MILLING : With regulation of operation by templet, card, or other replaceable information supply : Reproducing means : Complete cycle)

Patent 5282048: Automatic selection method and apparatus for a video signal during dubbing
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Using static memory or delay means)

Patent 5282049: Moving-picture data digital recording and reproducing apparatuses
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Compressing in recording or decompressing in reproducing : Intraframe or interframe : Including television camera)

Patent 5282050: Dual-side recording apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific image-processing circuitry)

Patent 5282051: Apparatus and method for performing resolution conversion on image data with auto correlation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Image reproduction system : Composite image)

Patent 5282052: Techniques for automatic form creation by combining partial operations
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Electronic mailbox : Composite image)

Patent 5282053: Scan image processing
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile measuring, testing, or calibrating : Composite image)

Patent 5282054: Facsimile equipment having different operations with different power sources
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile measuring, testing, or calibrating : Composite image)

Patent 5282055: Compressing a regular scan image using coding parameter from the prescan image
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)

Patent 5282056: Document acknowledge system having horizontal/vertical-run length smoothing algorithm circuits and a document region divide circuit
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Lossless compression : Run-length coding : With a multilevel classifier)

Patent 5282057: Bit-map image resolution converter
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Signal sampling and conversion : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5282058: Facsimile device having improved printing process with cut paper
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Document size detection : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5282059: Facsimile apparatus comprising converting means for converting binary image data into multi-value image data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Halftoning (e.g., a pattern of print elements used to represent a gray level) : Descreening (e.g., inverse halftone conversion) :)

Patent 5282060: Analog/digital converter having input signal gain control function
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Shade correction : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5282061: Programmable apparatus for determining document background level
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : To distinguish intelligence from background : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5282062: Facsimile data processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Coded character : Carrier wave modulation)

Patent 5282063: Method and apparatus for automatic brightness and contrast control in an image capture system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile video : Stylus type)

Patent 5282064: Apparatus for simultaneous reading of reflective and light conductive portions of an original
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile transparency image scanning : Charge coupled device)

Patent 5282065: Facsimile machine for printing documents all with corresponding edges aligned independent of whether individual documents were transmitted
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Document position detection : Charge coupled device)

Patent 5282066: Multiple layer holograms
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Having particular recording medium :)

Patent 5282067: Self-amplified optical pattern recognition system
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Having particular recording medium : Recyclable :)

Patent 5282068: Liquid crystal display with opaque insulating layer and metal layer at and wider than inter-electrode gap and method of manufacturing
(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) : Matrix electrodes : Resistance reducing electrodes : With particular pretilt angle (i.e., with liquid crystal other than chiral smectic))

Patent 5282069: Active device and active matrix display having ferroelectric layer as active layer
(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 particular switching device : Two terminal nonlinear switching device (e.g., N-I-N, S-I-S, Ferroelectric, etc.) : Plural nonredundant transistors per pixel)

Patent 5282070: Liquid crystal device with separate aperature masks and conductor blocking separations
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Filter : Opaque mask or black mask : Conductive mask : With particular insulating layer)

Patent 5282071: Contact areas on an optical waveguide and method of making
(OPTICAL WAVEGUIDES : INTEGRATED OPTICAL CIRCUIT : Including physical deformation or movement of waveguide)

Patent 5282072: Shunt-expansive predistortion linearizers for optical analog transmitters
(OPTICAL COMMUNICATIONS : TRANSMITTER : Including compensation : Precompensation (e.g., prechirping, predistortion : Pulse time)

Patent 5282073: System of optical communications between moving stations and corresponding communications method
(OPTICAL COMMUNICATIONS : OPTICAL COMMUNICATION OVER FREEE SPACE : Satellite system : Including alignment : Feedback control : Filter)

Patent 5282074: Optical amplification repeating system
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Determination of communication parameter : Signal to noise ratio : Determined by reflection from break in fiber)

Patent 5282075: Quantity-of-light adjusting device
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : By moving a reflective element)

Patent 5282076: Strain and temperature compensation in electro-optic modulators
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Modulation of polarized light via modulating input signal : Compensation technique : Semiconductor)

Patent 5282077: Variable reflectance mirror
(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) : Liquid cell :)

Patent 5282078: Method of making a frequency doubling structure in an optically non-linear medium, and a frequency doubling device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL FREQUENCY CONVERTER : Harmonic generator : Magneto-optic crystal material)

Patent 5282079: Optical fibre amplifier
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Composition (e.g., Tm, Tb, Eu, Ho, Dy, Nd) : Fault detection)

Patent 5282080: Surface coupled optical amplifier
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Particular active medium (e.g., crystal, plasma, fluid, etc.) : Semiconductor : Fault detection)

Patent 5282081: Dual reflecting type and transmitting type scanner
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : By moving a reflective element : Including reflective type moving element)

Patent 5282082: Day-and-night optical observation device
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Including alternative optical path or optical element (e.g., day-night, hi-low magnification) : Regenerative)

Patent 5282083: Afocal lens system
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Lens, lens system or component : Infrared lens : Having four or more components : Adjusting input signal power)

Patent 5282084: Multi-layered coating for optical part comprising YF.sub.3 layer
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Multilayer filter or multilayer reflector : Having metal layer : Having four or more components)

 

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