Patents 5212345 - 5212598

 

 

Patent 5212345: Self leaded surface mounted coplanar header
(ELECTRICITY: CONDUCTORS AND INSULATORS : BOXES AND HOUSINGS : With electric device or mounting means therefor : Sealed : Header, mounting stud, or can-type housing for semiconductor or crystal : Gas filled)

Patent 5212346: Electrical junction box
(ELECTRICITY: CONDUCTORS AND INSULATORS : BOXES AND HOUSINGS : With electric device or mounting means therefor : With connectors : With box or housing mounting means)

Patent 5212347: Electrical apparatus cover plate
(ELECTRICITY: CONDUCTORS AND INSULATORS : COVERS OR FACE PLATES : With closure for face plate opening : Grommet type)

Patent 5212348: Partially-stripped reinforced electric signal cable and processes for manufacture and termination thereof
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Combined : With end structure : Coaxial)

Patent 5212349: Cable duct with detector wire
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : With embedded conduit-duct or conductor : Grooves or channels)

Patent 5212350: Flexible composite metal shield cable
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Conductive armor or sheath : Expansion)

Patent 5212351: Insulating boot for electrical device mounted in connector box
(ELECTRICITY: CONDUCTORS AND INSULATORS : INSULATORS : Special application : Terminal covers : Bus bars)

Patent 5212352: Self-aligned tungsten-filled via
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : With particular conductive connection (e.g., crossover) : Feedthrough : Voidless (e.g., solid) :)

Patent 5212353: Transducer system for use with borehole televiewer logging tool
(ACOUSTICS : GEOPHYSICAL OR SUBSURFACE EXPLORATION : Well logging : Seismic wave generation :)

Patent 5212354: Apparatus and method for detecting seismic waves in a borehole using multiple clamping detector units
(ACOUSTICS : GEOPHYSICAL OR SUBSURFACE EXPLORATION : Seismic source and detector : Seismic wave generation)

Patent 5212355: Sound absorptive file cabinet door
(ACOUSTICS : SOUND-MODIFYING MEANS : Sound absorbing panels : Multilayer panel or wall structure : Casings)

Patent 5212356: Computer keyboard with flexible dome switch layer
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : MULTIPLE CIRCUIT CONTROL : Multiple switch : With independent operators :)

Patent 5212357: Extended minimum dwell shock sensor
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SPECIAL APPLICATION : Change of inclination or of rate of motion responsive (e.g., inertia and tilt switches) : Magnetic holding means : Conducting)

Patent 5212358: Acceleration sensor
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SPECIAL APPLICATION : Change of inclination or of rate of motion responsive (e.g., inertia and tilt switches) : Magnetic holding means : Conducting)

Patent 5212359: Multiple interface safety switch actuating mechanism
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SPECIAL APPLICATION : Actuated concurrently with operation or use of art device : Closure, closure operator or accessory : Plural closures or plural closure cycles : By movement of bolt)

Patent 5212360: Line voltage sensing for microwave ovens
(ELECTRIC HEATING : MICROWAVE HEATING : With control system : Power switching : With detector : Probe)

Patent 5212361: Method and apparatus for forming balls at the ends of wires
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : Wire, rod, or bar bonding : Of wire leads : Methods : Portable)

Patent 5212362: Method and apparatus for disposing of contaminated hypodermic needles
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : Cutting or disintegrating (e.g., machining engraving) : Electric arc : With edge guidance means)

Patent 5212363: Torch for removing steam generator tubes
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : Nonatmospheric environment at hot spot (e.g., resistance weld under oil, vacuum) : Gas supply (e.g., by ingredient of electrode, by external source) : Nonconsumable electrode (e.g., atomic hydrogen) : For deposition welding)

Patent 5212364: Arc welding circuit for welding thin metal pieces
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Welding : Process : Power supply : Methods)

Patent 5212365: Direct injection micro nebulizer system and method of use
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using plasma : Plasma torch structure : Electrode structure : With chamber)

Patent 5212366: Handheld hair care appliance with adjustable diameter barrel providing heated airflow
(ELECTRIC HEATING : HEATING DEVICES : Tool or instrument : Hair heaters : Crystal or other vibratory device)

Patent 5212367: Method of reading positional information on photographic film
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Vote counters)

Patent 5212368: Toy apparatus with card reader unit and a card having game parameter data
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Vote counters)

Patent 5212369: Method of loading applications programs into a memory card reader having a microprocessor, and a system for implementing the method
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Credit or identification card systems : Price determination)

Patent 5212370: Apparatus and method for extending laser life by discontinuous operation
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Hand-held (e.g., portable) : Cathode-ray tube)

Patent 5212371: Hand held bar code scanner with improved aiming means
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Bar code : Specific scanning detail (e.g., scanner with a specific scanning field of view) : Moving a spot of light (e.g., flying spot scanner) : Using a moving mirror : Rotating : Polygon :)

Patent 5212372: Portable transaction terminal for optical and key entry of data without keyboards and manually actuated scanners
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Bar code : Specified housing or mounting detail : Body attached : Using a moving mirror)

Patent 5212373: Non-contact IC card
(REGISTERS : RECORDS : Conductive : Aligning records)

Patent 5212374: Method and apparatus for positioning and biasing an electro-optic modulator of an electro-optic imaging system
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : With indicating or recording means)

Patent 5212375: Camera focus detection system using holographic beam splitter
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : Automatic focus control : Based on contrast : With optical storage medium; e.g., optical disc, etc.)

Patent 5212376: Image scanner with automatic signal compensation using sampled reference light
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Plural photosensitive image detecting element arrays : With comparison)

Patent 5212377: Thin-film neuron network with optical programming
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Special photocell or electron tube circuits : With specific relative positional geometry of photosensitive elements (e.g., an annular photosensitive element surrounding a coaxially mounted photosensitive element))

Patent 5212378: Optical receiver with critical damping resistor
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controlled circuit : Special photocell or electron tube circuits : With specific relative positional geometry of photosensitive elements (e.g., an annular photosensitive element surrounding a coaxially mounted photosensitive element))

Patent 5212379: Fiber optical monitor for detecting motion based on changes in speckle patterns
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Light conductor : Condition responsive light guide (e.g., light guide is physically affected by parameter sensed which results in light conveyed to the photocell) : Light amplifier type)

Patent 5212380: Automotive engine control system with rotary encoder indexing
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Light valve (e.g., iris diaphragm) : Actuated by dynamic external physical quantity : Shaft angle transducers : Incremental shaft readers; i.e., with means to generate increments of angular shaft rotation : With means to indicate a complete shaft rotation :)

Patent 5212381: Method of controlling slow scan direction of spot position in an optical output device employing an electro-optical control apparatus
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Means for moving optical system : Repetitious path : Rotary motion : Incremental shaft readers; i.e., with means to generate increments of angular shaft rotation)

Patent 5212382: Laser trapping and method for applications thereof
(RADIANT ENERGY : ELECTRICALLY NEUTRAL MOLECULAR OR ATOMIC BEAM DEVICES AND METHODS :)

Patent 5212383: Color synthesizing scanning electron microscope
(RADIANT ENERGY : INSPECTION OF SOLIDS OR LIQUIDS BY CHARGED PARTICLES : Electron probe type : Magnetic field path-bending means)

Patent 5212384: System for detecting a hot spot in an infra-red detected landscape
(RADIANT ENERGY : INFRARED-TO-VISIBLE IMAGING : Including means for scanning field of view : With conveyance)

Patent 5212385: Diamond .alpha. particle detector
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : Semiconductor system : Chemiluminescent detection)

Patent 5212386: High speed cross-correlation frequency domain fluorometry-phosphorimetry
(RADIANT ENERGY : LUMINOPHOR IRRADIATION : With source support)

Patent 5212387: Laser radiation barrier
(RADIANT ENERGY : RADIATION CONTROLLING MEANS : Shields : Having plural storage compartments or plural nested receptacles)

Patent 5212388: Method for detecting tracking error in magnetic tapes with using an X-Y stage calibration means
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : With calibration : With camera)

Patent 5212389: Apparatus for recognizing residual yarn remaining on textile bobbins after unwinding utilizing a sensing device comprising a photooptic
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : With indication of presence of material or feature : Determining range from detector)

Patent 5212390: Lead inspection method using a plane of light for producing reflected lead images
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : With imaging : With camera : With moving reticle in optical path)

Patent 5212391: Laser sensor for detecting the extended state of an object in continuous motion especially the clogged or broken state of a drill bit
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : With indication of presence of material or feature : Determining range from detector)

Patent 5212392: Optical sensing apparatus for detecting linear displacement of an object and method of operation thereof with detector matrix and centroid
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : Measuring position : Centroid : With translucent material)

Patent 5212393: Sample cell for diffraction-scattering measurement of particle size distributions
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Fluent material in optical path : Digital information)

Patent 5212394: Compound semiconductor wafer with defects propagating prevention means
(STOCK MATERIAL OR MISCELLANEOUS ARTICLES : CIRCULAR SHEET OR CIRCULAR BLANK : Edge structure : Fibrous material containing)

Patent 5212395: P-I-N photodiodes with transparent conductive contacts
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Light responsive structure : Staircase (including graded composition) device : With lead feedthrough means on side of housing)

Patent 5212396: Conductivity modulated field effect transistor with optimized anode emitter and anode base impurity concentrations
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : CONDUCTIVITY MODULATION DEVICE (E.G., UNIJUNCTION TRANSISTOR, DOUBLE-BASE DIODE, CONDUCTIVITY-MODULATED TRANSISTOR) : With particular signal path connections)

Patent 5212397: BiCMOS device having an SOI substrate and process for making the same
(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) : Gate electrode overlaps the source or drain by no more than depth of source or drain (e.g., self-aligned gate))

Patent 5212398: BiMOS structure having a protective diode
(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 : Single crystal islands of semiconductor layer containing only one active device)

Patent 5212399: Low cost polysilicon active p-channel load
(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 : Including resistor element)

Patent 5212400: Method of depositing tungsten on silicon in a non-self-limiting CVD process and semiconductor device manufactured thereby
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Gate electrode of refractory material (e.g., polysilicon or a silicide of a refractory or platinum group metal) : Composite or layered gate insulator (e.g., mixture such as silicon oxynitride))

Patent 5212401: High temperature rectifying contact
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : SCHOTTKY BARRIER : To compound semiconductor : With specified Schottky metal : External physical configuration of semiconductor (e.g., mesas, grooves))

Patent 5212402: Semiconductor device with integral decoupling capacitor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : Including capacitor component : Anti-fuse)

Patent 5212403: Integrated circuit device having an ic chip mounted on the wiring substrate and having suitable mutual connections between internal
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : TRANSMISSION LINE LEAD (E.G., STRIPLINE, COAX, ETC.) : On integrated circuit)

Patent 5212404: Semiconductor device having a vertical channel of carriers
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : BIPOLAR TRANSISTOR STRUCTURE : With base region having specified doping concentration profile or specified configuration (e.g., inactive base more heavily doped than active base or base region has constant doping concentration portion (e.g., epitaxial base)) : Including polycrystalline semiconductor as connection)

Patent 5212405: Composite lead frame
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : Small lead frame (e.g., "spider" frame) for connecting a large lead frame to a semiconductor chip : Of insulating material)

Patent 5212406: High density packaging of solid state devices
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : For plural devices : With gas coolant)

Patent 5212407: Digital phase match discriminator for three-phase power
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Connecting or disconnecting : Condition responsive : Attainment of voltage, frequency or phase relationship : Plural converters)

Patent 5212408: Ultra fast pin diode switch
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Utilizing two electrode solid-state device : Bipolar transistor)

Patent 5212409: Analog-to-digital converter latch circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Particular stable state circuit (e.g., tristable, etc.) : Limiting, clipping, or clamping)

Patent 5212410: Register circuit in which a stop current may be measured
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synchronizing : Reset (e.g., initializing, starting, stopping, etc.) : With particular tube or distributed parameter element)

Patent 5212411: Flip-flop circuit having CMOS hysteresis inverter
(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 : Including field-effect transistor : With digital element)

Patent 5212412: Power on reset circuit having hysteresis inverters
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synchronizing : Reset (e.g., initializing, starting, stopping, etc.) : Responsive to power supply : Selective)

Patent 5212413: Stable, programmable low-dissipation reference circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Having particular substrate biasing : Having stabilized bias or power supply level : With field-effect transistor : With emitter follower)

Patent 5212414: Switch with frequency compensation, differential bias operation compensation and enable indicator
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC INPUT TO OUTPUT FUNCTION : With compensation : Summing)

Patent 5212415: Precharge circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Signal transmission integrity or spurious noise override : Insulated gate FET (e.g., MOSFET, etc.) : With capacitive bootstrapping : With clock input)

Patent 5212416: Primary coil assembly for a superconducting linear induction motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Linear : Piezoelectric element shape)

Patent 5212417: Stepping motor for driving head carriage and disc drive unit comprising such motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Magnetic motors : Step-by-step : Successively energized solenoid coils)

Patent 5212418: High torque and speed DC motors
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Plural rotary elements : Motor-generator sets)

Patent 5212419: Lightweight high power electromotive device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Stator structure : Fixed structure)

Patent 5212420: Method and apparatus for surface acoustic wave reflector grating
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Surface acoustic wave devices : Interdigitated electrodes : Grating or reflector in wave path :)

Patent 5212421: Vibration transducer assembly
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : Including inertia type operator : Detector (e.g., sensor))

Patent 5212422: Lamp capsule support base
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH ENVELOPE : Having base and connector : Plural interelectrode discharge spaces)

Patent 5212423: Electron gun with lens which changes beam into nonaxisymmetric shape
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : With focusing and accelerating electrodes : With studs)

Patent 5212424: Metal halide discharge lamp containing a sodium getter
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GETTER : Gas or vapor device type : Diverse)

Patent 5212425: Ion implantation and surface processing method and apparatus
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE : Plasma generating : Automatic cut-out or voltage regulator in the cathode or heater circuit)

Patent 5212426: Integrally controlled field emission flat display device
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PLURAL POWER SUPPLIES : Plural cathode and/or anode load device : Diverse-type energizing or bias supplies to different electrodes : Simultaneous application to a load device)

Patent 5212427: Electronic lamp ballast dimming control means employing pulse width control
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PERIODIC SWITCH IN THE SUPPLY CIRCUIT : Impedance or current regulator in the supply circuit : Condenser or inductance in the primary circuit)

Patent 5212428: Lighting circuit for vehicular discharge lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CURRENT AND/OR VOLTAGE REGULATION : Automatic regulation : Regulator responsive to plural conditions : Three or more fields)

Patent 5212429: Raster position adjusting circuit
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : Plural potentials or currents applied to deflection member : With cathode-ray centering : Coil-type circuit)

Patent 5212430: Control system for a machine tool or a robot
(ELECTRICITY: MOTIVE POWER SYSTEMS : PLURAL, DIVERSE OR DIVERSELY CONTROLLED ELECTRIC MOTORS : Having commutating switch-type transmitter)

Patent 5212431: Electric vehicle
(ELECTRICITY: MOTIVE POWER SYSTEMS : BATTERY-FED MOTOR SYSTEMS : By auxiliary motor)

Patent 5212432: Industrial robot
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : With program recording or composing means : Multifunction manipulator (i.e., Robot) : Differential type)

Patent 5212433: Robot emergency stop circuit
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : With program recording or composing means : Multifunction manipulator (i.e., Robot) : With particular program teaching method :)

Patent 5212434: Phase-locked step motor speed servo controller
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Digital or numerical systems : Pulse-counting systems : Commutating switch-type encoder)

Patent 5212435: Variable speed asynchronous induction motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Starting control : Operating from a single phase source : Start winding removed during running operation : Thermal starting and thermal overload protection)

Patent 5212436: Single phase motor start system
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Starting control : Operating from a single phase source : Start winding removed during running operation : By electronic switch : With variable temperature coefficient resistor in switch control circuit :)

Patent 5212437: High speed starter operations monitor
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Operating from a single phase source)

Patent 5212438: Induction motor control system
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to motor voltage : With controlled magnetic reactance)

Patent 5212439: Charging apparatus with battery voltage monitoring circuitry
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With detection of current or voltage differential (e.g., slope, etc.) : Detection of current or voltage amplitude)

Patent 5212440: Quick response CMOS voltage reference circuit
(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 5212441: Harmonic-adjusted power factor meter
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Plural inputs (e.g., summation, ratio) : Watts : Digital voltmeters)

Patent 5212442: Forced substrate test mode for packaged integrated circuits
(ELECTRICITY: MEASURING AND TESTING : PLURAL, AUTOMATICALLY SEQUENTIAL TESTS : Voltage probe)

Patent 5212443: Event sequencer for automatic test equipment
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5212444: Detection of damped sine waves in a magnestostrictive displacement transducer using pretrigger and detection thresholds of opposite
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : With axially arranged electrodes)

Patent 5212445: Method and apparatus for detection and identification of flaws in a magnetic medium by measuring the width of pulses stored on the medium
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetic information storage element testing : Dynamic information element testing : Magnetoresistive)

Patent 5212446: Magneto-optical element and magnetic field measurement apparatus
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Optical : Plural sensors)

Patent 5212447: Apparatus and technique for NMR diffusion measurement
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE :)

Patent 5212448: NMR pulse sequence with burst RF excitation pulses having separately controlled phase
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5212449: Resonator for electron spin resonance spectroscopy
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using an electron resonance spectrometer system : With sample resonant frequency and temperature interdependence)

Patent 5212450: Radio frequency volume resonator for nuclear magnetic resonance
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Electronic circuit elements : With homogeneity control)

Patent 5212451: Single balanced beam electrostatic voltmeter modulator
(ELECTRICITY: MEASURING AND TESTING : ELECTROSTATIC FIELD : Using modulation-type electrometer : Which includes particular cell container structure)

Patent 5212452: Rotatable capacitance sensor
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : With variable distance between capacitor electrodes : To determine dimension (e.g., thickness or distance) : Differential bridge circuit)

Patent 5212453: Pulse echo method and apparatus for measuring the moisture content of materials
(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 water content : Differential bridge circuit)

Patent 5212454: Method and apparatus for selecting and measuring a capacitance from a plurality of interconnected capacitances
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : With pulse signal processing circuit : Including charge or discharge cycle circuit : Including a tuned or resonant circuit)

Patent 5212455: Differential output, power, CMOS, operational amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having field effect transistor :)

Patent 5212456: Wide-dynamic-range amplifier with a charge-pump load and energizing circuit
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having particular biasing arrangement :)

Patent 5212457: Input buffer with reduced offset for operational amplifiers or the like
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including push-pull amplifier : Having complementary symmetry :)

Patent 5212458: Current mirror compensation circuit
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including current mirror amplifier : Of diode type)

Patent 5212459: Linearized and delay compensated all CMOS VCO
(OSCILLATORS : SOLID STATE ACTIVE ELEMENT OSCILLATOR : Transistors : Relaxation oscillator : Inductor controlled AFC)

Patent 5212460: Crystal oscillation circuit with voltage regulating circuit
(OSCILLATORS : SOLID STATE ACTIVE ELEMENT OSCILLATOR : Transistors : Electromechanical resonator controlled : Field-effect transistor active element : Converter using silicon control rectifiers)

Patent 5212461: Orthomode transducer between a circular waveguide and a coaxial cable
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : With impedance matching : Including long line element : Using waveguide)

Patent 5212462: Stripline microwave module having means for contactless coupling between signal lines on different planar levels
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : Including long line element : Utilizing long line element)

Patent 5212463: Planar ferro-electric phase shifter
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Delay lines including long line elements : Planar line structure (e.g., stripline) : Having mechanically movable delay control means)

Patent 5212464: Magnetic card switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : PERMANENT MAGNET-ACTUATED SWITCHES : Plural magnets : Pivoted or relatively movable independently of the armature)

Patent 5212465: Three-phase thermal protector
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : THERMALLY ACTUATED SWITCHES : With bimetallic element : Bimetallic element unitary with or directly actuates contacts : Snap-action : With adjustment or calibration means : With reset or reclosing means)

Patent 5212466: PTC thermistor and manufacturing method for the same
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Current and/or voltage (e.g., ballast resistor) : Thermistor type :)

Patent 5212467: Object detecting apparatus for use in automobile
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of relative distance from an obstacle : Including keyless entry)

Patent 5212468: Vehicle signalling system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : External signal light system : With two or more intensity levels (e.g., day or night) : With particular display means)

Patent 5212469: Trailer lamp controller
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : External signal light system : Turn signal : Portable signal)

Patent 5212470: Supervised fire alarm system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Particle suspension in fluid : Smoke : Ionization : Pivoted arm)

Patent 5212471: Polarized heads up display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : IMAGE SUPERPOSITION BY OPTICAL MEANS (E.G., HEADS-UP DISPLAY) : Three-dimensional arrays)

Patent 5212472: Gas discharge type light emission apparatus and method of driving the same
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Fluid light emitter (e.g., gas, liquid, or plasma) : Having endless belt or tape reader)

Patent 5212473: Membrane keyboard and method of using same
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Including keyboard : Trackball)

Patent 5212474: Quasi-static level shifter
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Waveform generator coupled to display elements : Controller automatically senses monitor resolution)

Patent 5212475: Method for generating an alarm inhibit signal
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Path selection : Code or pulse responsive : Crosspoint switch detail (i.e., specific crosspoint))

Patent 5212476: Wireless intraoral controller disposed in oral cavity with electrodes to sense E.M.G. signals produced by contraction of the tongue
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Communication or control for the handicapped : Control then monitoring)

Patent 5212477: Method for sizing message characters for a display
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Message presentation : Display : News information provider (e.g., sports, weather, etc.))

Patent 5212478: Dynamic power recovery system
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Frequency responsive actuation : Wireless link : Radio link)

Patent 5212480: Process for the visual display of the attitude of an aircraft for aiding piloting in space
(COMMUNICATIONS: ELECTRICAL : AIRCRAFT ALARM OR INDICATING SYSTEMS : Nonalarm flight indicator : Attitude : Magnetic field guide)

Patent 5212481: Circuit for code converting PCM codes
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from nonlinear codes : To or from double density code)

Patent 5212482: Digital-to-analog converter having an externally selectable output voltage range
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Nonlinear : Automatic control for increasing converter range (e.g., gain ranging, automatic gain control) : With rollover feature (i.e., antidoublestrike))

Patent 5212483: Multiplexing A/D converter having sweep interrupt function
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Multiplex : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5212484: Digital to analog converter system employing plural digital to analog converters which is insensitive to resistance variations
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Digital to analog conversion : Using ladder network : With rollover feature (i.e., antidoublestrike))

Patent 5212485: Analog oscilloscope digitizer
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Analog input compared with static reference : Acting sequentially : Including priority encoder)

Patent 5212486: Cyclic analog-to-digital converter
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Using charge transfer devices (e.g., charge coupled devices, charge transfer by switched capacitances) : Input signal compared with nonlinear ramp)

Patent 5212487: Apparatus and method for adaptive remote transmission
(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 5212488: Ellipsoidal chaff
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR REFLECTOR : Chaff : Decoy or tow target)

Patent 5212489: Echo ranging system for detecting velocity of targets using composite doppler invariant transmissions
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING VELOCITY : Combined with determining distance : With correlation)

Patent 5212490: Echo ranging system for detecting velocity and range of targets using composite doppler invariant-like transmissions with suppression of
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Particular stable state circuit (e.g., tristable, etc.) : Limiting, clipping, or clamping)

Patent 5212491: Antenna arrangement for a portable transceiver
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With variable reactance for tuning antenna : With series reactance in loop)

Patent 5212492: Matching element for mobile antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With vehicle : Supported by vehicle body :)

Patent 5212493: Antenna system for reception from direct broadcasting satellites
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With means for moving directive antenna for scanning, sweeping or orienting : Rotary or rotary oscillatory motion : In different planes :)

Patent 5212494: Compact multi-polarized broadband antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With coupling network or impedance in the leadin : Balanced to unbalanced circuit : Loop antennas)

Patent 5212495: Composite shell for protecting an antenna of a formation evaluation tool
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With housing or protective covering : With collapsible or foldable frame)

Patent 5212496: Coated ink jet printhead
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Discharge means : Surface treated : Movement)

Patent 5212497: Array jet velocity normalization
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Measuring and testing (e.g., diagnostics) : With particular cooling means)

Patent 5212498: Jet recording apparatus with means for controlling power to fixing heaters according to the number of printed dots in regions
(RECORDERS : COMBINED WITH OTHER NON-RECORDING DEVICES : Speed indicator or alarm)

Patent 5212499: Pressing mechanism for thermal printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Platen or engaging means therefor : Including tensioning means)

Patent 5212500: Writing beam focusing utilizing light of a different wavelength
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Specific optical structure : Including switching means)

Patent 5212501: Image recording apparatus with a laser optical unit
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Specific optical structure : Having lens : Including deflector : For detecting color)

Patent 5212502: Ink jet print head mounting mechanism
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Modular : Nozzles)

Patent 5212503: Liquid jet recording head having a substrate with minimized electrode overlap
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With thermal force ejection : Drive signal application : Wiring : Integrated :)

Patent 5212504: Image forming apparatus employing LED printing head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Light emitting diodes : Laminated head including charged particle generation layer)

Patent 5212505: Alignment system for keratograph
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including eye photography : Having means to detect proper distance or alignment (i.e., eye to instrument) :)

Patent 5212506: Analysis method of eyeball control system
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including eye movement detection : Using photodetector :)

Patent 5212507: Apparatus for measuring cornea shape
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including projected target image : For cornea curvature measurement :)

Patent 5212508: Remote photo-electric interface in camera
(PHOTOGRAPHY : EXPOSURE DATA FROM FILM CONTAINER : With power supply detail)

Patent 5212509: Waterproof camera having a, movable lens, barrel and cover
(PHOTOGRAPHY : UNDERWATER, WATERPROOF, OR WATER-RESISTANT CAMERA : Handheld camera : Having stabilizing (e.g., gyroscope, etc.))

Patent 5212510: Compact camera with elastic lens cover to prevent abrasion of taking lens
(PHOTOGRAPHY : FOLDING OR COLLAPSIBLE CAMERA : Having axially moving lens : Having self-erecting lens holder)

Patent 5212511: Easy loading camera
(PHOTOGRAPHY : WITH FILM DRIVE : With reflector)

Patent 5212512: Photofinishing system
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : Plate or wafer-type photographic medium)

Patent 5212513: AF camera system
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Reliability of focus/distance signal : With mechanical rangefinder)

Patent 5212514: Camera having a focus detecting optical system
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Optical detail with photoelement system : Dual reimage lens type : Focus position adjusted according to focal length)

Patent 5212515: Auto-focusing apparatus
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Reliability of focus/distance signal : With mechanical rangefinder)

Patent 5212516: Automatic focus adjusting device
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : Using image signal : By analyzing high frequency component : Using multiple output registers)

Patent 5212517: Copier having copy mode selection means
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Copying both sides of original : Duplex :)

Patent 5212518: Tonal conversion method for a faded color photographic original picture
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Methods : Including vacuum, fluid or spring pressure)

Patent 5212519: Image forming apparatus with memory card
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Image forming component : Toner)

Patent 5212520: Bearing structure for supporting a photoconductive element of an image forming apparatus
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Particle or contaminant control)

Patent 5212521: Developing unit housing with toner seals for image recording apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Removing excess developer : Cartridge)

Patent 5212522: Basic developability control in single component development system
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Consumable : Copy medium supply)

Patent 5212523: Image read device with reduced mirror vibration
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Having reciprocating imaging member : Development and cleaning)

Patent 5212524: Toner for developing electrostatic images, image forming method and image forming apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Supplying new toner : Auger)

Patent 5212525: Developing magnetic roller having repulsive magnetic poles and developer-limiting member
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Magnetic brush : Sleeve : Having stationary magnet)

Patent 5212526: Process and apparatus for transferring and fusing an image to a recording medium
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : Cascade)

Patent 5212527: Dual mode oil applying blade for applying different oil rates depending on operating mode of an image creation apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : Offset prevention : Parting agent applicator : Cleaning member : Vacuum or pneumatic)

Patent 5212528: Fixing device and method which uses a heat dissipating roller having fins
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Fixing (e.g., over-temperature protection) : Of exposure system (e.g., lamp, scanning, erase))

Patent 5212529: Heat and pressure fuser
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Heated roller : Cleaning member)

Patent 5212530: Cleaning unit for a xerographic printing machine
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Plural diverse : Having treatment of image)

Patent 5212531: Printing position adjustment mechanism for printer
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Electrostatic)

Patent 5212532: Electrophotographic color printer using grit wheels for imparting linear motion to the printed media
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Photoconductive member : Drive apparatus : Alignment or tensioning)

Patent 5212533: Light wave distance meter
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of CW phase delay : Having specific IF mixing of returns : Including an alternating reference path)

Patent 5212534: Distance-measuring method and transmitting and receiving station for carrying out the same
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Using at least a pair of viewing axes)

Patent 5212535: Spatial filter type speed measuring apparatus
(OPTICS: MEASURING AND TESTING : VELOCITY OR VELOCITY/HEIGHT MEASURING : With light detector (e.g., photocell) : Vibrating or oscillating element)

Patent 5212536: Fresnel lens based spectroscopic detector
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Lamp attachments)

Patent 5212537: Calibration technique for monochromators and spectrophotometers
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Lamp attachments)

Patent 5212538: Fluorescence measurement apparatus with an automatic recorder full-scale setting function
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With sample excitation (e.g., burning) : By light : Monochromatic (e.g., laser) : Including an alternating reference path)

Patent 5212539: Apparatus for determining at least one size parameter of an object whether it is moving or at rest
(OPTICS: MEASURING AND TESTING : DIMENSION : Volume : Position of detected arrangement relative to projected beam)

Patent 5212540: Method for measuring a thickness of a printed circuit board
(OPTICS: MEASURING AND TESTING : DIMENSION : Thickness : By triangulation : Moire)

Patent 5212541: Contactless, 5V, high speed EPROM/flash EPROM array utilizing cells programmed using source side injection
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Variable threshold (e.g., floating gate memory device) : With floating gate electrode : With additional contacted control electrode : Plural additional contacted control electrodes :)

Patent 5212542: Semiconductor device having at least two field effect transistors and method of manufacturing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Complementary insulated gate field effect transistors : Including resistor element)

Patent 5212543: Video processor having reduced capacity luminance delay circuit
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Chrominance-luminance signal separation : Including comb filter (e.g., using line, field, frame delays) : Including feedback control)

Patent 5212544: Method and apparatus for manipulating video image signals
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Specified details of key signal generation or processing : Including hue detection (e.g., chroma key))

Patent 5212545: Apparatus for correcting a black level of a video signal
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color balance or temperature (e.g., white balance) : By phase change of chrominance signal or subcarrier)

Patent 5212546: Color correction system employing reference pictures
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Color masking)

Patent 5212547: Image processing device and method for sensing moving objects and rangefinder employing the same
(TELEVISION : SPECIAL APPLICATIONS : Object or scene measurement : Multiple cameras on baseline (e.g., range finder, etc.) : Including line to line comparison)

Patent 5212548: Apparatus for motion vector estimation with asymmetric update region
(TELEVISION : BANDWIDTH REDUCTION SYSTEM : Data rate reduction : Involving difference transmission (e.g., predictive) : Including temporal prediction (e.g., frame difference) : Including motion vector : Including motion vector)

Patent 5212549: Error concealment apparatus for a compressed video signal processing system
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Bidirectional : Subband coding)

Patent 5212550: MUSE/NTSC standard converter
(TELEVISION : FORMAT CONVERSION : Changing number of lines for standard conversion : Frequency change of subcarrier)

Patent 5212551: Method and apparatus for adaptively superimposing bursts of texts over audio signals and decoder thereof
(TELEVISION : FORMAT : Including additional information : Sound signal : Sound signal)

Patent 5212552: Horizontal deflection circuit
(TELEVISION : SYNCHRONIZATION : Automatic phase or frequency control : Horizontal sync component : Color)

Patent 5212553: Television receiver with selective menu display
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : SATELLITE VIDEO DISTRIBUTION SYSTEM : Receiver : Return path)

Patent 5212554: Digital method and apparatus for evaluating a frequency parameter of an IF signal
(TELEVISION : RECEIVER CIRCUITRY : Automatic frequency control : Tuning voltage)

Patent 5212555: Image capture with spatial light modulator and single-cell photosensor
(TELEVISION : MECHANICAL OPTICAL SCANNING : Moving reflector : Multiple scanning elements)

Patent 5212556: Electronic still camera having interval reproducing and erasing capability
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Moving reflector)

Patent 5212557: Imaging device capable of carrying out automatic focusing with stable detection accuracy and at a high response speed
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : With zoom position detection or interrelated iris control : With dichroic layer or air gap between prism sections)

Patent 5212558: Using thermally transferred invisible ink detectable by exposure to invisible light of specific wavelength
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5212559: Duty cycle technique for a non-gray scale anti-aliasing method for laser printers
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Enhancement control in image reproduction (e.g., smoothing or sharpening edges) : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))

Patent 5212560: Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Electrostatic or electrolytic : Document feed)

Patent 5212561: Noise killing circuit for video tape duplicating apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Signal amplitude level control : Including color burst or reference signal : Color killer :)

Patent 5212562: Image signal reproducing apparatus having memory function
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Time (e.g., phase or frequency) correction : Using recorded reference (e.g., pilot signal) : By controlling speed of record medium)

Patent 5212563: CD-ROM and CD-ROM reproducing system
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Digital audio signal : Plurality of audio channels)

Patent 5212564: Facsimile system for recording received picture data having buffer with selectable storage
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Reduced time or bandwidth for static image communication : Condition based selection or control of image coding technique or communication arrangement : Amount of image data or code : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5212565: Method for reducing amount of stored digital image data without degrading a reconstituted image
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Predictive coding : Checking spelling for recognition)

Patent 5212566: Synchronization of ESS/IIT when scanning complex documents
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Memory interface : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5212567: Magnifying display 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 5212568: Method and apparatus for scanning a signature document
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)

Patent 5212569: Light beam scanning apparatus capable of changing the scanning density
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile illumination control : Variable thresholding technique)

Patent 5212570: Pixel clock phase locked loop for a laser scanner
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Coherent light : Including a polygon reflector : Stochastic or random dithering)

Patent 5212571: Ultrasonic holographic imaging apparatus having zoom feature
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : For synthetically generating a hologram : Having nonplanar recording medium surface)

Patent 5212572: Optical data storage system with compact holographic polarization-sensing or reflectivity-sensing optical storage head
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Diffractive : In radiation beam path to storage medium : Holographic : Prism, mirror, or waveguide section)

Patent 5212573: Input protection circuit of electro-optical device
(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 antistatic elements : In active matrix with separate dedicated capacitor line)

Patent 5212574: Active matrix board having double-layer scan lines and capacity lines with discontinuous lower scan lines and lower capacity lines
(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 supplemental capacitor : With particular dielectric mirror for spatial light modulator (i.e., SLM))

Patent 5212575: Functional substrate for controlling pixels
(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 : Multilayer electrodes : With particular pretilt angle (i.e., with liquid crystal other than chiral smectic))

Patent 5212576: Insulating material with coefficient linear expansion matching that of one substrate over connection between two conductive patterns
(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 : Resistance reducing electrodes)

Patent 5212577: Optical communication equipment and optical communication method
(OPTICAL COMMUNICATIONS : MULTIPLEX : Wavelength division or frequency division (e.g., Raman, Brillouin, etc.) : Multiple Access (e.g., CDMA))

Patent 5212578: Selection of transmission facilities using optical wavelength division multiplexing
(OPTICAL COMMUNICATIONS : FAULT RECOVERY : WDM : Spare channel or standby optical fiber)

Patent 5212579: Method and apparatus for communicating amplitude modulated signals over an optical communication path
(OPTICAL COMMUNICATIONS : MULTIPLEX : Subcarrier multiplexing : Time and wavelength division)

Patent 5212580: Low cost stage for raster scanning of semiconductor wafers
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Logic gate)

Patent 5212581: Microfilm scanning apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Including reflective type moving element : Having multifaceted rotating element : Single plane mirror element)

Patent 5212582: Electrostatically controlled beam steering device and method
(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 : Reflective element moved by deformable support : Having planar rotating reflector with rotation axis in its plane)

Patent 5212583: Adaptive optics using the electrooptic effect
(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 5212584: Tunable etalon filter
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Etalon structure : Kerr cell)

Patent 5212585: Laser protective device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Amplitude modulation : Transmission-type (e.g., windows))

Patent 5212586: Optical circulator having a simplified construction
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Magneto-optic : Modulation of polarized light via modulating input signal : Within display element)

Patent 5212587: Binary tree switching network
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave directional modulation (e.g., deflection or scanning is representative of the modulating signal) : Acting on polarized light : Light control surface formed or destroyed)

Patent 5212588: Reflective optical imaging system for extreme ultraviolet wavelengths
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Lens, lens system or component : Regenerative)

Patent 5212589: Lens system for focussing light of plural wavelength
(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 5212590: Brightness intensifier tube with alignment marker
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : With viewed screen : Specimen cavity or chamber)

Patent 5212591: Focusing mechanism for binoculars
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : Binocular : With mechanical adjustment)

Patent 5212592: Adjusted focus holding mechanism for binocular
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : Binocular : Body supported or with handle : With focusing means : Stereoscopic)

Patent 5212593: Broad band optical reduction system using matched multiple refractive element materials
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : By reflection or refraction (e.g., Brewster angle) : Pictures offset, transposed or have respective right or left sides adjacent)

Patent 5212594: Rotatable joints for communication lines
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : By birefringent element : Oriented particles)

Patent 5212595: Sterilizable focusing lens assembly
(OPTICAL: SYSTEMS AND ELEMENTS : PROTECTION FROM MOISTURE OR FOREIGN PARTICLE : Sealing : With color filter)

Patent 5212596: Nonreflective articles
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With absorption means : Collapsible or foldable)

Patent 5212597: Projection lens system for projectors
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With field curvature shaping : Projection type : With additional reflector (e.g., serial reflections, etc.))

Patent 5212598: Zoom tracking apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : With multiple element component)

 

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