Patents 5512794 - 5513047
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Patent 5512794: Shear accelerometer
(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 5512795: Piezoelectric electric energy generator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : Voltage, spark or current generator : Underwater type)
Patent 5512796: Laminate for use in manufacture of ink jet printheads
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Orientation of piezoelectric polarization : Ceramic composition (e.g., barium titanate) : Spring bias)
Patent 5512797: Electron guns for color picture tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : With focusing and accelerating electrodes : With studs)
Patent 5512798: Low-pressure mercury vapor discharge lamp and illuminating apparatus utilizing same
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : With protective coating or filter : Plural)
Patent 5512799: Glowbottle starting device for gaseous discharge devices
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GAS OR VAPOR : Electrode or electrode support includes material)
Patent 5512800: Long life metal halide lamp and an illumination optical apparatus and image display system using same
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GAS OR VAPOR : With particular gas or vapor : Envelope layer or coating)
Patent 5512801: Ballast for instant-start parallel-connected lamps
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PERIODIC SWITCH IN THE SUPPLY CIRCUIT : Flashers)
Patent 5512802: Colour display tube including a convergence correction device
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : Including color convergence control : Including core or winding structure : Parabolic waveform)
Patent 5512803: Apparatus for compensating for image rotation in a CRT display and method for preparing the same
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With ray deflection distortion correction or reduction : Including plural cores or coils)
Patent 5512804: Dynamic focus circuit of electromagnetic focusing type for cathode ray tube of video image displaying apparatus
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With additional control of cathode ray : With focusing of ray : For television : By multiplying of signal)
Patent 5512805: Method and apparatus for determining reverse rotation of a polyphase DC motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : SELF-COMMUTATED IMPULSE OR RELUCTANCE MOTORS : Field circuit control)
Patent 5512806: Device for controlling the function of an electric starting motor for a windshield wiper of the rear window which opens on an automotive vehicle
(ELECTRICITY: MOTIVE POWER SYSTEMS : PLURAL DIVERSE MOTOR CONTROLS : Acceleration control : With automatic starting and/or stopping : And acceleration control)
Patent 5512807: Electronic control device for a direct current electric motor having two supply terminals for a drive system operating in back-and-forth mode,
(ELECTRICITY: MOTIVE POWER SYSTEMS : MOTOR-REVERSING : Automatic and/or with time-delay means : In response to movement or position (e.g., limit of travel) of motor or driven device)
Patent 5512808: Method and apparatus for forming nanometric features on surfaces
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : Multiple axes analog systems : Contouring systems)
Patent 5512809: Apparatus and method for starting and controlling a motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Starting control : Pole changing)
Patent 5512810: Variable speed control for a hand-held electric power tool
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : With controlled power conversion : With plural capacitors)
Patent 5512811: Starter/generator system having multivoltage generation capability
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : WITH PHYSICAL STARTING AND/OR STOPPING OF THE GENERATOR : Including load circuit-making and breaking)
Patent 5512812: Vehicle generator control device
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS : Voltage of generator or circuit supplied : Including an electrical condition)
Patent 5512813: AC generator output controlling apparatus and method
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS : Voltage of generator or circuit supplied : Including an electrical condition)
Patent 5512814: Voltage regulator incorporating configurable feedback and source follower outputs
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including plural loads commonly controlled : With electronic tube or a three or more terminal semiconductive device in control circuit)
Patent 5512815: Current mirror circuit with current-compensated, high impedance output
(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 : Including parallel paths (e.g., current mirror) : With additional stage)
Patent 5512816: Low-voltage cascaded current mirror circuit with improved power supply rejection and method therefor
(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 : Including parallel paths (e.g., current mirror) : With additional stage)
Patent 5512817: Bandgap voltage reference generator
(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 : Including parallel paths (e.g., current mirror) : With amplifier connected to or between current paths : In flyback path)
Patent 5512818: Voltage proportional replication device using magnetoresistive sensing elements
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : INCLUDING AN IMPEDANCE : Hall effect device or magnetoresistor : Resistor only)
Patent 5512819: Assembly and associated method for locating a selected wire of a wiremat
(ELECTRICITY: MEASURING AND TESTING : CONDUCTOR IDENTIFICATION OR LOCATION (E.G., PHASE IDENTIFICATION) : Piezoelectric crystal testing (e.g., frequency, resistance))
Patent 5512820: Rotational position sensor with a two-part rotatable member to resist jamming
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensed object : Magnetoresistive)
Patent 5512821: Method and apparatus for magnetically detecting defects in an object with compensation for magnetic field shift by means of a compensating
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : With compensation for test variable : Sensor supported, positioned, or moved within pipe)
Patent 5512822: Magnetic sensor with member having magnetic contour antisotropy
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : With means to create magnetic field to test material : Electrically energized nonforce type sensor : Noncoil type : Electrically energized)
Patent 5512823: Electromagnetic field detector for detecting electromagnetic field strength in an extremely low frequency band and a very low frequency
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Fixed coil magnetometer : Peak voltage type)
Patent 5512824: Magnetic field probe including symmetrical planar loops for eliminating the current induced by the E-field
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Fixed coil magnetometer : Peak voltage type)
Patent 5512825: Method of minimizing dead-periods in magnetic resonance imaging pulse sequences and associated apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)
Patent 5512826: Screen-based interactive image-plane prescription for MRI
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)
Patent 5512827: Scan control platform-based interactive image plane prescription for MRI
(SURGERY : DIAGNOSTIC TESTING : Detecting nuclear, electromagnetic, or ultrasonic radiation : Magnetic resonance imaging or spectroscopy : Disposable or sterilizable eye contacting structure)
Patent 5512828: Actively shielded transverse gradient coil for nuclear magnetic resonance tomography apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)
Patent 5512829: Method of measuring pulsed electron spin resonance signals and pulsed electron spin resonance spectrometer
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using an electron resonance spectrometer system : With sample resonant frequency and temperature interdependence)
Patent 5512830: Measurement of vector components of static field perturbations for borehole location
(ELECTRICITY: MEASURING AND TESTING : OF GEOPHYSICAL SURFACE OR SUBSURFACE IN SITU : By magnetic means : Within a borehole : Within a borehole)
Patent 5512831: Method and apparatus for testing electrochemical energy conversion devices
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : To evaluate contact response time)
Patent 5512832: Energy analysis fault detection system
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : For fault location : By voltage or current measuring : Using a particular sensing electrode)
Patent 5512833: Connector checking device
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Electrical connectors : With barrier layer)
Patent 5512834: Homodyne impulse radar hidden object locator
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Distributive type parameters : Using transmitted or reflected microwaves : Where energy is reflected (e.g., reflectometry) : To determine insertion loss)
Patent 5512835: Electrical probe and method for measuring gaps and other discontinuities in enclosures using electrical inductance for RF shielding assessment
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using inductive type measurement : With a bridge circuit)
Patent 5512836: Solid-state micro proximity sensor
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : With a capacitive sensing means : Having fringing field coupling : Including a tuned or resonant circuit)
Patent 5512837: Voltage drop detecting circuit
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With ratio determination : Including heating)
Patent 5512838: Probe with reduced input capacitance
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Using electro-optic device)
Patent 5512839: Test probe for electrical measuring instruments, particularly for voltmeters
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Using electro-optic device)
Patent 5512840: Electrical test clips for slotted and Phillips screw heads
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Contact confirmation : Of reflected test signal)
Patent 5512841: Peak current detection in a test instrument for ensuring validity of component test output
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Contact confirmation : Of reflected test signal)
Patent 5512842: High accuracy inspection method and apparatus of semiconductor integrated circuits
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Test of semiconductor device : Cantilever)
Patent 5512843: Monitoring method and apparatus using high-frequency carrier
(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 5512844: Output circuit with high output voltage protection means
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Supply voltage level shifting (i.e., interface between devices of a same logic family with different operating voltage levels) : CMOS : Integrated Injection Logic (I2L))
Patent 5512845: Bootstrap circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Current driving (e.g., fan in/out, off chip driving, etc.) : Field-effect transistor : With capacitive or inductive bootstrapping : Having plural output pull-up or pull-down transistors)
Patent 5512846: Signal selecting device controlled by a serially transmitted mode signal requiring but one terminal
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Decoding : Complementary FET`s)
Patent 5512847: BiCMOS tri-state output driver
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Bipolar and FET : Bi-CMOS : CMOS)
Patent 5512848: Offset comparator with common mode voltage stability
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Comparison between plural varying inputs : Differential input : With reference signal)
Patent 5512849: Low power intelligent current source for monitoring a high voltage
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Input signal compared to single fixed reference : With logic or bistable circuit)
Patent 5512850: Switched high-slew rate buffer
(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 5512851: Circuit synchronization when switching between multiple clock signals using a variable advance controller
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synchronizing : Using multiple clocks : Responsive to power supply)
Patent 5512852: Automatic trigger circuit with floating-gate detection transistor
(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) : Using hysteresis (e.g., Schmitt trigger, etc.) : Including field-effect transistor : With digital element)
Patent 5512853: Interface circuit adaptive to high speed and low voltage operation
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Amplitude control : Interstage coupling (e.g., level shift, etc.) : With feedback)
Patent 5512854: Data output buffer for a semiconductor memory device
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Accelerating switching : Layout)
Patent 5512855: Constant-current circuit operating in saturation region
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Stabilized (e.g., compensated, regulated, maintained, etc.) : Having stabilized bias or power supply level)
Patent 5512856: Method and apparatus for nonlinear compensation
(AMPLIFIERS : WITH DIVERSE-TYPE ART DEVICE :)
Patent 5512857: Class AB amplifier allowing quiescent current and gain to be set independently
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Electron beam device)
Patent 5512858: Amplifier stage with low thermal distortion
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having temperature compensation means :)
Patent 5512859: Amplifier stage having compensation for NPN, PNP beta mismatch and improved slew rate
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including push-pull amplifier : Having complementary symmetry : And particular biasing arrangement :)
Patent 5512860: Clock recovery phase locked loop control using clock difference detection and forced low frequency startup
(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 5512861: Buffer stage for use with a current controlled oscillator
(OSCILLATORS : COMBINED WITH PARTICULAR OUTPUT COUPLING NETWORK : Piezoelectric crystal resonator)
Patent 5512862: Oscillator with improved sideband noise
(OSCILLATORS : SOLID STATE ACTIVE ELEMENT OSCILLATOR : Transistors : L-C type : Distributed parameter resonator transistor oscillators : Converter using silicon control rectifiers)
Patent 5512863: Method of minimizing the aging and radiation induced frequency shifts of quartz oscillators
(OSCILLATORS : ELECTROMECHANICAL RESONATOR : Crystal : With sync, trigger, or pulsing circuit (e.g., self-pulsing))
Patent 5512864: Method and apparatus for compensating for neutron induced frequency shifts in quartz resonators
(OSCILLATORS : ELECTROMECHANICAL RESONATOR : Crystal : Plural crystals in circuit : Distributed parameter resonator transistor oscillators)
Patent 5512865: Digital oversampled quadrature modulator
(MODULATORS : PHASE SHIFT KEYING MODULATOR OR QUADRATURE AMPLITUDE MODULATOR : Including discrete semiconductor device)
Patent 5512866: Ceramic duplex filter
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : For providing frequency separation : Utilizing long line element : Using TEM lines)
Patent 5512867: High temperature superconducting coil and method of manufacturing thereof
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Superconductive type : With coil structure)
Patent 5512868: Magnetostatic microwave device having large impedance change at resonance
(WAVE TRANSMISSION LINES AND NETWORKS : RESONATORS (DISTRIBUTED PARAMETER TYPE) : Magnetic type : Providing negative resistance)
Patent 5512869: Linear control apparatus for a circuit-breaker
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Plural magnets or flux sources : Magnetically operated)
Patent 5512870: Superconducting switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Superconductive type : With coil structure)
Patent 5512871: Rotatable single-phase electromagnetic actuator
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : With magneto-mechanical motive device (e.g., electromagnet with armature) : With time-delay means)
Patent 5512872: Permanent magnet arrangement for use in magnetron plasma processing
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Magnet structure or material : Permanent magnets : Plural magnets : With outer casing or housing)
Patent 5512873: Highly-oriented diamond film thermistor
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Current and/or voltage (e.g., ballast resistor) : Thermistor type : Semiconductor :)
Patent 5512874: Security device
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of burglary or unauthorized use : Including specified sensor : Detecting intruder energy (e.g., infrared, etc.) : Off course, route re-search)
Patent 5512875: Automatic transmission lever position indicating device
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Gear position : Wear)
Patent 5512876: Device for the timed lighting of signal triangles on vehicles and of triangles for emergency stops
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : External signal light system : Hazard warning or distress signalling : With particular display means)
Patent 5512877: Currency removal sensor system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Drawer : Specified connector (e.g., phone jack-type plug))
Patent 5512878: Pulsed electronic article surveillance systems
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Specified processing arrangement for detected signal : Fence)
Patent 5512879: Apparatus to prevent infant kidnappings and mixups
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Human or animal : House arrest system, wandering, or wrong place : Specified device housing or attachment means)
Patent 5512880: Wrist baby monitor
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Human or animal : House arrest system, wandering, or wrong place : Specified device housing or attachment means)
Patent 5512881: Personal alarm apparatus
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Human or animal : Holdup : Specified device housing or attachment means)
Patent 5512882: Chemical sensing apparatus and methods
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Gas : Lubricant)
Patent 5512883: Method and device for monitoring the operation of a motor
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Motor : Thermal or magnetic current sensors)
Patent 5512884: User requested communication resource allocation
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : Channel allocation : Rayleigh or multipath fading)
Patent 5512885: Control of data communication in networks with closed user groups
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Addressing : Designated priority)
Patent 5512886: Selective call receiver with computer interface
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Message presentation : Via externally coupled device : News information provider (e.g., sports, weather, etc.))
Patent 5512887: Personal identification, access control and monitoring system
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Intelligence comparison for controlling : Authorization control (e.g., entry into an area) : Coded record input (e.g., IC card or key) : Electronic coded record : Including timing means (e.g., clock))
Patent 5512888: Communications system having a semiconductor integrated circuit for simultaneous mode control and a system control method
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Pulse responsive actuation : Serial : Counting : ID code)
Patent 5512889: Downhole instruments for well operations
(COMMUNICATIONS: ELECTRICAL : WELLBORE TELEMETERING OR CONTROL (E.G., SUBSURFACE TOOL GUIDANCE, DATA TRANSFER, ETC.) : Using a specific transmission medium (e.g., conductive fluid, annular spacing, etc.) : Electromagnetic energy (e.g., radio frequency, etc.) : Control of drilling apparatus using magnetic field)
Patent 5512890: Sensor connection system
(COMMUNICATIONS: ELECTRICAL : CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING) : Plural transmitters : Time division multiplex : Having acoustic sensor)
Patent 5512891: Drive-up station vehicle detection system and method of using same
(COMMUNICATIONS: ELECTRICAL : VEHICLE DETECTORS : Inductive : Electromechanical movable auxiliary indicator)
Patent 5512892: Hand held control device
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : Having optical waveguide)
Patent 5512893: Keypad scanner process and device and cordless telephone employing the mechanism
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : With particular key scanning feature : With rollover feature (i.e., antidoublestrike))
Patent 5512894: Rate converter for converting data rate
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Data rate conversion : Binary to or from ternary)
Patent 5512895: Sample rate converter
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Data rate conversion : Binary to or from ternary)
Patent 5512896: Huffman encoding method, circuit and system employing most significant bit change for size detection
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from number of pulses : To or from Huffman codes : With rollover feature (i.e., antidoublestrike))
Patent 5512897: Variable sample rate DAC
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Digital to analog conversion : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))
Patent 5512898: Data converter with minimum phase FIR filter and method for calculating filter coefficients
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Using ladder network)
Patent 5512899: Method of evaluating the image quality of a synthetic aperture radar
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : SYNTHETIC APERTURE RADAR : Mapping or imaging using synthetic aperture radar (EPO) : Radar reacts to jamming)
Patent 5512900: Aircraft landing systems
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : AIRCRAFT LANDING SYSTEM : Microwave landing system (MLS) : Included in Secondary Surveilance Radar (SSR) or Air Traffic Control Radio Beacon System (ATCRBS))
Patent 5512901: Built-in radiation structure for a millimeter wave radar sensor
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : WITH PARTICULAR CIRCUIT : By monitoring)
Patent 5512902: Stock locator system using GPS translator
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Global Positioning Satellite (GPS or Glonass) : Tracking or monitoring (i.e., lost or stolen vehicles) :)
Patent 5512903: Integrity limit apparatus and method
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Global Positioning Satellite (GPS or Glonass) : Combined with secondary navigation system (i.e., LORAN, gyroscope, inertial, dead reckoning, etc.) :)
Patent 5512904: Method and apparatus of establishing a vehicle azimuth
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Global Positioning Satellite (GPS or Glonass) : Combined with secondary navigation system (i.e., LORAN, gyroscope, inertial, dead reckoning, etc.) :)
Patent 5512905: Pole-tilt sensor for surveyor range pole
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Global Positioning Satellite (GPS or Glonass) : With ambiguity resolving)
Patent 5512906: Clustered phased array antenna
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : With a delay line (e.g., serpentine transmission line, frequency scanning) : Controlled)
Patent 5512907: Optical beamsteering system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : With a delay line (e.g., serpentine transmission line, frequency scanning) : Controlled)
Patent 5512908: Apparatus and method for locating cellular telephones
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Beacon or receiver : With transmisson of bearing or position determinative signals : Iso-chronic type : Satellite selection (i.e., tracking or acquisition))
Patent 5512909: Method and device for determination of direction
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Beacon or receiver : Direction-finding receiver only : Fixed course or bearing indicating)
Patent 5512910: Microstrip antenna device having three resonance frequencies
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)
Patent 5512911: Microwave integrated tuned detector
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)
Patent 5512912: Marine antenna mount
(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 5512913: Flat plate antenna, scaler collector and supporting structure
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Wave guide type (e.g., horn) : With external reflector or director : Plural reflectors :)
Patent 5512914: Adjustable beam tilt antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Balanced doublet - centerfed (e.g., dipole) : Plural : With coupling network : With parasitic element (e.g., reflector or director))
Patent 5512915: Process for the control of a matrix screen having two independent parts and apparatus for its performance
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements)
Patent 5512916: Method and apparatus for processing and subsequently displaying transmitted image data on an active-addressed display device
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Ferroelectric liquid crystal elements)
Patent 5512917: Obscuring system for an aircraft gyroscopic instrument
(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) : Plural mechanically movable display elements : Having shutters : Input/output liquid crystal display panel)
Patent 5512918: High speed method and apparatus for generating animation by means of a three-region frame buffer and associated region pointers
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Animation : Calligraphic)
Patent 5512919: Three-dimensional coordinates input apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Animation)
Patent 5512920: Locator device for control of graphical objects
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Cursor mark position control device : Mouse : Scaling)
Patent 5512921: Visual display system having low energy data storage subsystem with date compression capabilities, and method for operating same
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : For storing compressed data : Character memory)
Patent 5512922: Method of multi-tone printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of ejector : Array : Plural pulses)
Patent 5512923: Color variation control method for ink-jet printers
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of ejector : Creating plural tones : Full-line array)
Patent 5512924: Jet apparatus having an ink jet head and temperature controller for that head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of temperature or pressure of device or component thereof : With particular cooling means : Full-line array)
Patent 5512925: Ink jet head cartridge and ink tank therefor
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : Cartridge : Drop correction)
Patent 5512926: Ink jet recording apparatus and method for releasably mounting ink jet recording head and separable ink tank
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : Cartridge : Drop correction)
Patent 5512927: Image forming apparatus having a photosensitive drum rotatable at different speeds
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Including driving circuitry)
Patent 5512928: Information printing system having information processing apparatuses and printer including printing medium cassettes
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Housing or mounting : Lens)
Patent 5512929: Image forming apparatus with fixer temperature control
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : With medium for receiving an image or feeding means therefor : Using recording head to selectively charge toner)
Patent 5512930: Systems and methods of printing by applying an image enhancing precoat
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Pre or post image recording treatment : Specific conductor means (e.g., electrode, conducting pattern, etc.))
Patent 5512931: Heat transfer recording process using an intermediate recording sheet
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Having an intermediate medium for transferring ink : Specific conductor means (e.g., electrode, conducting pattern, etc.))
Patent 5512932: Method and apparatus for driving a semiconductor laser device
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Driving circuitry : Housing or mounting)
Patent 5512933: Identifying a received programme stream
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : USE SURVEYING OR MONITORING (E.G., PROGRAM OR CHANNEL WATCHED) : By passively monitoring receiver operation : By use of pattern recognition or signature :)
Patent 5512934: System and method for transmission of programming on demand
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : USER-REQUESTED VIDEO PROGRAM SYSTEM : Video-on-demand : Server or headend : Control process : Scheduling (e.g., grouping users together) : In accordance with server or network congestion)
Patent 5512935: Apparatus and method for diplaying an alert to an individual personal computer user via the user's television connected to a cable television
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : PROGRAM, MESSAGE, OR COMMERCIAL INSERTION OR SUBSTITUTION : Emergency warning : Combined with detecting VCR operation)
Patent 5512936: Video line card switch for use in a video line card shelf in a switched video system
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : VIDEO DISTRIBUTION SYSTEM WITH UPSTREAM COMMUNICATION : Transmission network : Having significant intermediate network unit (e.g., hub, substation, etc.) : With two-way connection from unit to receiver (e.g., for the purpose of channel selection) : Scheduling (e.g., grouping users together))
Patent 5512937: System for integrated distribution of switched voice and television on coaxial cable and with video signal transmission originating from
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Over wireless communication :)
Patent 5512938: Teleconference terminal
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Conferencing (e.g., loop) : Motion image conferencing :)
Patent 5512939: Low bit rate audio-visual communication system having integrated perceptual speech and video coding
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Transmission control (e.g., resolution or quality) : Motion image conferencing)
Patent 5512940: Image processing apparatus, endoscope image sensing and processing apparatus, and image processing method for performing different
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Color TV : Color sequential illumination)
Patent 5512941: Image sensing apparatus
(TELEVISION : SPECIAL APPLICATIONS : Underwater : Electronic)
Patent 5512942: Anomaly surveillance device
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : With camera and object moved relative to each other)
Patent 5512943: Video monitor contrast reference gray scale apparatus and method of use thereof
(TELEVISION : DISPLAY OR RECEIVER WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT : Setup)
Patent 5512944: Phase shifting device for vectorscope
(TELEVISION : MONITORING, TESTING, OR MEASURING : Monitor : Vectorscope : With rotating reflector)
Patent 5512945: Still picture recording digital camera which outputs a dynamic picture when incident light is limited and outputs a still picture when
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Still and motion modes of operation : Exposure control : Video teleconferencing (including access or authorization))
Patent 5512946: Digital video signal processing device and TV camera device arranged to use it
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Exposure control)
Patent 5512947: Video camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Including noise or undesired signal reduction : Dark current : For single sensor type camera supplying plural color signals)
Patent 5512948: Negative-image signal processing apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Gray scale transformation (e.g., gamma correction) : Amplitude control (e.g., automatic gain control) : In charge coupled type sensor)
Patent 5512949: Multiple beam raster output scanner optical system having telecentric chief exit rays
(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 5512950: Solid state imager device and driving method thereof
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Solid-state image sensor : Accumulation or integration time responsive to light or signal intensity : Frequency separable signals)
Patent 5512951: Auto-focusing apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : Using image signal : By detecting contrast : Using multiple output registers)
Patent 5512952: Picture signal encoding and/or decoding apparatus
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)
Patent 5512953: Method and apparatus for conversion of compressed bit stream representation of video signal
(TELEVISION : FORMAT CONVERSION : Scan rate variation)
Patent 5512954: Television receiver with decoder for decoding coded data from a video signal
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Including teletext decoder or display : Frequency change of subcarrier)
Patent 5512955: TV receiver for receiving a broadcast signal and station information
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : To facilitate tuning or selection of video signal : Channel guide (i.e., channel-specific as opposed to program-specific guide) : Provided on recordable medium)
Patent 5512956: Adaptive spatial-temporal postprocessing for low bit-rate coded image sequences
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Combined noise reduction and transition sharpening : Specified color (e.g., saturation and contrast control))
Patent 5512957: Method and apparatus for combating co-channel NTSC interference for digital TV transmission
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Specified color (e.g., saturation and contrast control))
Patent 5512958: System for controlling the effects of noise in television receivers
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Specified color (e.g., saturation and contrast control))
Patent 5512959: Method for reducing echoes in television equalizer video signals and apparatus therefor
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Ghost elimination (e.g., multipath) : Complementary system (e.g., preemphasis - deemphasis))
Patent 5512960: Adaptive type color demodulation apparatus for PAL system
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Chrominance signal demodulator : PAL signal : Luminance transition controls chrominance transition)
Patent 5512961: Method and system of achieving accurate white point setting of a CRT display
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color balance or temperature (e.g., white balance) : Receiver type : Including feedback control : Including optical sensor to observe display (e.g., CRT) : Window signal generator (e.g., rectangle))
Patent 5512962: Motion vector detecting apparatus for moving picture
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Motion vector generation : Diode)
Patent 5512963: Apparatus and methods for providing combining multiple video sources
(TELEVISION : RECEIVER CIRCUITRY : Modulator)
Patent 5512964: Dynamic focusing circuit having a pseudo horizontal output circuit to eliminate phase deviation in a focus signal
(TELEVISION : VIDEO DISPLAY : Cathode-ray tube : With distortion, alignment or focus : Color TV)
Patent 5512965: Ophthalmic instrument and method of making ophthalmic determinations using Scheimpflug corrections
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Of abnormal muscular functioning)
Patent 5512966: Ophthalmic pachymeter and method of making ophthalmic determinations
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Of abnormal muscular functioning)
Patent 5512967: Projector
(OPTICS: IMAGE PROJECTORS : COMPOSITE PROJECTED IMAGE : Multicolor picture : Automatic)
Patent 5512968: Multiple projection television system
(OPTICS: IMAGE PROJECTORS : PLURAL : Dissolve type)
Patent 5512969: Water-resistant camera housing
(PHOTOGRAPHY : UNDERWATER, WATERPROOF, OR WATER-RESISTANT CAMERA : Synchronization of film and camera movement)
Patent 5512970: Film loading apparatus using planet gear
(PHOTOGRAPHY : WITH FILM DRIVE : Mechanical detail : Rewind)
Patent 5512971: Method of and apparatus for transferring film
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Dark cabinet : Having film-holding cabinet insertable into developing tank : Having ventilation)
Patent 5512972: Photographic processing apparatus
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : And scrub brush, wipers, squeegee, or squeeze rollers : Having doctoring or wiper blade)
Patent 5512973: Automatic focusing apparatus
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Having pursuit mode : With mechanical rangefinder)
Patent 5512974: Target follow-up device and camera comprising the same
(PHOTOGRAPHY : OBJECT MOTION DETECTION : Having viewfinder)
Patent 5512975: Heat exhaust duct for image forming apparatus operable in a vertical or horizontal position
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Exposure or charging (e.g., fatigue treatment))
Patent 5512976: Image forming apparatus having rotation resistance adjusting means for adjusting rotation resistance on a photosensitive drum
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Photoconductive member : Including cover)
Patent 5512977: Copying machine with encryption function
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Original : Unauthorized copy prevention : Lamination)
Patent 5512978: Replenishing system
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of developing : Liquid : In response to potential of latent image)
Patent 5512979: System for remote diagnosis of image forming apparatuses, including intelligent communications control for data therefrom
(ELECTROPHOTOGRAPHY : REMOTE MONITORING : With diverse image formation)
Patent 5512980: Method of and apparatus for detecting toner empty
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of developing : Concentration control : Setting of reference value : On or adjacent to platen)
Patent 5512981: Hybrid development type electrostatographic reproduction machine having a wrong-sign toner purging mode
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Having detection of toner (e.g., patch) : By concentration detector)
Patent 5512982: Image-forming apparatus with a photosensitive member and a charging device having an oscillatory voltage source
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Charging : Contact : Roller : Toner cartridge)
Patent 5512983: Electrophotographing apparatus with first and second charge devices
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Simultaneous charging and exposure : Development and cleaning)
Patent 5512984: Revolver type developing device for an image forming apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Selectively active : Rotary type)
Patent 5512985: Developer at modification using a variable speed magnetic roller in an admix housing
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Mixing : Auger : Optical detector)
Patent 5512986: Electrophotography apparatus
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of developing : Concentration control : Detection of developed image : On or adjacent to platen)
Patent 5512987: Sealing strip adhering method
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Developer seal : Concentration detection)
Patent 5512988: Apparatus and method for controlling development of developer material on a photoreceptive member
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Developing unit : New and waste toner container : Toner cartridge)
Patent 5512989: Resonator coupling cover for use in electrostatographic applications
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Treatment of developed image prior to transfer : Dry development)
Patent 5512990: Resonating assembly having a plurality of discrete resonator elements
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Treatment of developed image prior to transfer : Dry development)
Patent 5512991: Resonator assembly having an angularly segmented waveguide member
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Treatment of developed image prior to transfer : Dry development)
Patent 5512992: Apparatus and method for controlling fusing temperature
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of fixing : Temperature control : Detection of toner in developing unit)
Patent 5512993: Image heating device capable of controlling activation of plural heaters
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat : Heated roller)
Patent 5512994: Separating apparatus including mesh device for separating recovered residual matter
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Having handling of removed material : Having forced air (e.g., vacuum))
Patent 5512995: Non-uniform scraper blade load to increase detoning roll life
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Fibrous brush : Having holder)
Patent 5512996: Electrophotographic apparatus incorporating offset stacking
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Delivering from transfer position : Having offset stacking : Having intermediate storage)
Patent 5512997: Distance measuring device
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : Triangulation ranging to a point with one projected beam : Using a source beam with a fixed axial direction or plane : With a single staring photodetector having one element :)
Patent 5512998: Contactless method and system for determining static and dynamic characteristics of target objects
(OPTICS: MEASURING AND TESTING : VELOCITY OR VELOCITY/HEIGHT MEASURING : With light detector (e.g., photocell) : Vibrating or oscillating element)
Patent 5512999: Method for nondestructive measurement of dislocation density in GaAs
(OPTICS: MEASURING AND TESTING : CRYSTAL OR GEM EXAMINATION : With light detector (e.g., photocell))
Patent 5513000: Autocollimator
(OPTICS: MEASURING AND TESTING : ANGLE MEASURING OR ANGULAR AXIAL ALIGNMENT : With photodetection remote from measured angle : With reflection of a unidirectional source beam from a planar or nonretroreflective surface : Gyroscope or pendulum stabilized optical element)
Patent 5513001: Tilt angle automatic compensator in all directions
(OPTICS: MEASURING AND TESTING : FIDUCIAL INSTRUMENTS : Artificial reference : Liquid surface (e.g., bubble level) : On patterned or topographical surface (e.g., wafer, mask, circuit board))
Patent 5513002: Optical corona monitoring system
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With sample excitation (e.g., burning) : By arc or spark : With particular electrical switching)
Patent 5513003: Fiber optic gyro digital control with rate extension
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : By fiber or waveguide interferometer (e.g., Sagnac effect) : Having null feedback loop : Including an alternating reference path)
Patent 5513004: Device for interferometric measurements with compensation for tilt and position of measured cylindrical objects
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having light beams of different frequencies (e.g., heterodyning) : For dimensional measurement (e.g., thickness gap, alignment, profile) : By dithering (suspensions, drives, flexures))
Patent 5513005: Method of operating a surgical microscope arrangement for computer-supported stereotactic microsurgery on a patient
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Triangulation : Position of detected arrangement relative to projected beam)
Patent 5513006: Photo-thermal sensor including an expansion lens in a light beam path through a sample for determining the concentration of a compound in the
(OPTICS: MEASURING AND TESTING : FOR LIGHT TRANSMISSION OR ABSORPTION : For flaws or imperfections)
Patent 5513007: Image processing apparatus and image processing method
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)
Patent 5513008: Variable length coding method using different bit assigning schemes for luminance and chrominance signals
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Compressing when recording or decompressing when reproducing : Separately recorded)
Patent 5513009: High-definition picture signal recording/reproducing apparatus for recording and reproducing a high-definition picture signal controlled
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : High definition television recording or reproducing : Selective mode (e.g., still or motion))
Patent 5513010: Digital video signal recording and reproducing apparatus that records and reproduces both still and moving pictures
(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 5513011: Method and apparatus for recording or reproducing video data on or from storage media
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Multiplexing or demultiplexing :)
Patent 5513012: Image forming apparatus having density correction for image formation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Image reproduction system : Composite image)
Patent 5513013: Facsimile output job sorting unit and system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)
Patent 5513014: Video printer
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)
Patent 5513016: Method and apparatus for processing image signal
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Distortion control in image reproduction (e.g., removing, reducing or preventing image artifacts) : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))
Patent 5513017: Automatic document imaging mode selection system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Carrier wave modulation)
Patent 5513018: Digital image forming apparatus having a function of compensating shadings using a white reference plate
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)
Patent 5513019: Semi-transparent reflective layer for a phase hologram
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Authentication :)
Patent 5513020: Stereoscopic display apparatus use a holographic phase distribution formed from two-dimensional images
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : For synthetically generating a hologram : Having nonplanar recording medium surface)
Patent 5513021: Optical detectors and sources with merged holographic optical elements suitable for optoelectronic interconnects
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)
Patent 5513022: Method and apparatus for direct transmission of an optical image
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : With aberration correction : Crystalline material)
Patent 5513023: Polarizing beamsplitter for reflective light valve displays having opposing readout beams onto two opposing surfaces of the polarizer
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Projector including liquid crystal cell (s) : Plural light path projectors : Having light separated into S and P polarization :)
Patent 5513024: Liquid crystal display and method for making the same
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : With particular cooperation between cells (e.g., alternating selection or simultaneous selection of cells))
Patent 5513025: Image display apparatus
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Filter : Color filter : For supertwisted nematic liquid crystal)
Patent 5513026: Method of producing a liquid crystal display with a spacer
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Spacer : With particular injection port or injection plug)
Patent 5513027: Liquid crystal display device capable of displaying changeable symbols using two substrates
(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) : Insulating layer)
Patent 5513028: Liquid crystal display with display area having same height as peripheral portion thereof
(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) : Insulating layer)
Patent 5513029: Method and apparatus for monitoring performance of optical transmission systems
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Determination of communication parameter : Using supervisory signal : Pilot signal :)
Patent 5513030: Optical pulse retiming and reshaping circuit
(OPTICAL COMMUNICATIONS : TRANSMITTER : Including compensation : Including feedback : For modulator control : Filter)
Patent 5513031: Adjustable optical component
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : By moving a reflective element)
Patent 5513032: Actively pumped faraday optical filter
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : By actinic radiation (e.g., photochromic) : Opto-optical device : Having five or fewer facets)
Patent 5513033: Optical fibre amplifier
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Using saturable or spatial filter)
Patent 5513034: Infrared optical system
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Having folded optical path : Regenerative)
Patent 5513035: Infrared polarizer
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Having polarizing element : Regenerative)
Patent 5513036: Projection screen
(OPTICAL: SYSTEMS AND ELEMENTS : PROJECTION SCREEN : Unitary sheet comprising plural refracting areas : Lenticular : Rear projection screen : With Fresnel lens : Spacing of optical elements axially adjustable)
Patent 5513037: Rear-projection screen and a rear projection image display employing the rear-projection screen
(OPTICAL: SYSTEMS AND ELEMENTS : PROJECTION SCREEN : Unitary sheet comprising plural refracting areas : Lenticular : Rear projection screen : With Fresnel lens : Spacing of optical elements axially adjustable)
Patent 5513038: Antireflective film and optical elements having the same
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : By nonmovable driving element (e.g., piezoelectric, magnetostrictive))
Patent 5513039: Ultraviolet resistive coated mirror and method of fabrication
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : Reflector : Laminated or layered)
Patent 5513040: Optical device having low visual light transmission and low visual light reflection
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : Including metal or conductive layer : Laminated or layered)
Patent 5513041: Visual display apparatus comprising a decentered correcting optical system
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.) : Including curved reflector : Cylindrical lenslets)
Patent 5513042: Lens system with master lens system and conversion lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Selective magnification by exchanging or adding a lens component : To the middle of a basic lens : In a variable media (e.g., gas, elastomer, etc.))
Patent 5513043: Real image type variable power finder
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Two groups : + - + Arrangement)
Patent 5513044: Resetting mechanism for electronic theodolite
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : With specified mount : Having detail of barrel : Auto focusing)
Patent 5513045: Fast aspherical lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Reverse telephoto : With eight components : Having curvilinear lens)
Patent 5513046: Large aperture retrofocus lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Reverse telephoto : With six components : Having curvilinear lens)
Patent 5513047: Actuator for an optical head
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : Electromagnetic or piezoelectric drive : Having a biconvex single element component)
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