Patents 5233209 - 5233461

 

 

Patent 5233209: Guard ring structure with graded Be implantation
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) : With means to increase breakdown voltage : Surface feature (e.g., guard ring, groove, mesa, etc.) : Edge feature (e.g., beveled edge) : Enhancement mode (e.g., so-called SITs))

Patent 5233210: Non-volatile memory and method for fabricating same
(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 increased effective electrode surface area (e.g., tortuous path, corrugated, or textured electrodes))

Patent 5233211: Semiconductor device for driving a light valve
(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 5233212: Semiconductor device having gate electrode spacing dependent upon gate side wall insulating dimension
(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 : Matrix or array of field effect transistors (e.g., array of FETs only some of which are completed, or structure for mask programmed read-only memory (ROM)) : With thick insulator over source or drain region)

Patent 5233213: Silicon-mass angular acceleration sensor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Physical deformation : Gate electrode of refractory material (e.g., polysilicon or a silicide of a refractory or platinum group metal))

Patent 5233214: Controllable, temperature-compensated voltage limiter
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Temperature : With means to reduce temperature sensitivity (e.g., reduction of temperature sensitivity of junction breakdown voltage by using a compensating element) : External physical configuration of semiconductor (e.g., mesas, grooves))

Patent 5233215: Silicon carbide power MOSFET with floating field ring and floating field plate
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO INCREASE BREAKDOWN VOLTAGE THRESHOLD : Field relief electrode : Combined with floating pn junction guard region : Connected across base-collector junction of transistor (e.g., Baker clamp))

Patent 5233216: Dielectric isolated substrate and process for producing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : With polycrystalline semiconductor isolation region in direct contact with single crystal active semiconductor material : High power or high voltage device extends completely through semiconductor substrate (e.g., backside collector contact))

Patent 5233217: Plug contact with antifuse
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : Including programmable passive component (e.g., fuse) : Anti-fuse : Sides of grooves along major crystal planes (e.g., (111), (100) planes, etc.))

Patent 5233218: Semiconductor wafer and process for producing same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : PHYSICAL CONFIGURATION OF SEMICONDUCTOR (E.G., MESA, BEVEL, GROOVE, ETC.) : Containing germanium, Ge)

Patent 5233219: Three-dimensional semiconductor device structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : PHYSICAL CONFIGURATION OF SEMICONDUCTOR (E.G., MESA, BEVEL, GROOVE, ETC.) : Mesa structure (e.g., including undercut or stepped mesa configuration or having constant slope taper) : Deep level dopant other than gold or platinum)

Patent 5233220: Balanced capacitance lead frame for integrated circuits and integrated circuit device with separate conductive layer
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)

Patent 5233221: Electronic substrate multiple location conductor attachment technology
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With means for controlling lead tension : Of insulating material)

Patent 5233222: Semiconductor device having window-frame flag with tapered edge in opening
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With structure for mounting semiconductor chip to lead frame (e.g., configuration of die bonding flag, absence of a die bonding flag, recess for LED) : Of insulating material)

Patent 5233223: Semiconductor device having a plurality of conductive layers interconnected via a tungsten plug
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Refractory or platinum group metal or alloy or silicide thereof : Molybdenum, tungsten, or titanium or their silicides : Alloy containing molybdenum, titanium, or tungsten)

Patent 5233224: Electrode having an improved configuration for a semiconductor element
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified configuration : Solder composition)

Patent 5233225: Resin encapsulated pin grid array and method of manufacturing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : ENCAPSULATED : With heat sink embedded in encapsulant : Including glass)

Patent 5233226: Ignition system for gasoline powered boats
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Different voltages)

Patent 5233227: Solar battery systems for vehicles
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Different voltages)

Patent 5233228: Control device for the manual adjustment of reversible electrical adjusting devices
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Series-connected)

Patent 5233229: Device for supplying voltage in a motor vehicle having parallel connected generators
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Series-connected)

Patent 5233230: Power cord
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Substitute or emergency source : Serially connected sources)

Patent 5233231: Control-safe capacitive switch
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Condition responsive : Selectively actuated)

Patent 5233232: Glitch trigger circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Rectangular (e.g., clock, etc.) or pulse waveform width control : Having digital device (e.g., logic gate, flip-flop, etc.) : By phase)

Patent 5233233: Multiplexer for use in a full adder having different gate delays
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Converging with plural inputs and single output : Field-effect transistor : Including negative resistance device in delay circuit (e.g., unijunction transistor, etc.))

Patent 5233234: Emitter follower output circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Utilizing three or more electrode solid-state device : Bipolar transistor : Plural : Multiple collector transistor)

Patent 5233235: On-chip intermediate driver for discrete WSI systems
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Integrated structure : With specific layout or layout interconnections : With field-effect transistor)

Patent 5233236: Method and device for compensating drift in a semiconductor element
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : EXTERNAL EFFECT : Two electrode electron tube)

Patent 5233237: BICMOS output buffer noise reduction circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Output switching noise reduction : With field effect-transistor : Depletion or enhancement)

Patent 5233238: High power buffer with increased current stability
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Output switching noise reduction : With field effect-transistor : Depletion or enhancement)

Patent 5233239: ECL circuit with feedback circuitry for increased speed
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Current driving (e.g., fan in/out, off chip driving, etc.) : Bipolar transistor : With capacitive or inductive bootstrapping)

Patent 5233240: Semiconductor decoding device comprising an MOS FET for discharging an output terminal
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Decoding : With field-effect transistor : MOSFET)

Patent 5233241: Semicustom made integrated circuit equipped with controller for input/output buffers
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : MULTIFUNCTIONAL OR PROGRAMMABLE (E.G., UNIVERSAL, ETC.) : Having details of setting or programming of interconnections or logic functions : With field effect-transistor)

Patent 5233242: Superconducting push-pull flux quantum gate array cells
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SUPERCONDUCTOR (E.G., CRYOGENIC, ETC.) : Tunneling device : Josephson tunneling device : Plural devices (e.g., distributive device, etc.) :)

Patent 5233243: Superconducting push-pull flux quantum logic circuits
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SUPERCONDUCTOR (E.G., CRYOGENIC, ETC.) : Tunneling device : Josephson tunneling device : Plural devices (e.g., distributive device, etc.) :)

Patent 5233244: Josephson logic gate having a plurality of input ports and a Josephson logic circuit that uses such a Josephson logic gate
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SUPERCONDUCTOR (E.G., CRYOGENIC, ETC.) : Tunneling device : Josephson tunneling device : Plural devices (e.g., distributive device, etc.) :)

Patent 5233245: Rate controlled noise filter
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Unwanted signal suppression : Active filter : Adjustable : With field-effect transistor)

Patent 5233246: Insert molded terminal for alternator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Electric circuit elements : Connectors, terminals or lead-ins : Distributor or timer (e.g., ignition magnetos))

Patent 5233247: Precision drive and speed reduction device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Drive mechanism : Motion conversion : Gearing : Ignition systems)

Patent 5233248: Heat resistant and explosion-proof type permanent magnetic synchronous motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Mechanical shields or protectors : Dirt, moisture or explosion proof : Impulse coupling)

Patent 5233249: Electrical machine, especially alternator for motor cars
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Plural units, structurally united : Magnetic field type)

Patent 5233250: Three-phase brushless motors with half-wave control
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Permanent magnet machines : Permanent magnet rotor : Specific shape : Specific magnetization : Specific dimensions : With an integral wedge)

Patent 5233251: Electric motor with non-radial magnetic drive system
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : A.C. : Induction : With repulsion-starting : Toroidal coil)

Patent 5233252: Motor having integral detent
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Stator structure : Fixed structure)

Patent 5233253: Multi-phase DC motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Stator structure : Fixed structure)

Patent 5233254: Conical rotor for switched reluctance machine
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Rotor structure : Frame and core type)

Patent 5233255: AC generator for vehicles
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Rotor structure : Interfitting or claw tooth rotors : End turn supports)

Patent 5233256: Method of driving piezoelectric bimorph device and piezoelectric bimorph device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Electrical systems : Input circuit for mechanical output from piezoelectric element : Charging and discharging)

Patent 5233257: Piezo-electric motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Direct mechanical coupling : Motor producing continual motion : Traveling wave motor : Armature : Oval track)

Patent 5233258: Ultrasonic sheet feeder, low-profile ultrasonic motor, and method of driving the same
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Direct mechanical coupling : Positions an object : Eliptical motion at fixed point (i.e., walking) or Ratchet and Pawl motor)

Patent 5233259: Lateral field FBAR
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Diaphragm : Detector (e.g., sensor))

Patent 5233260: Stack-type piezoelectric element and process for production thereof
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : On back of piezoelectric element)

Patent 5233261: Buffered quartz crystal
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Electrode materials : Multilayer : More than one poling direction (e.g., Rosen transformer))

Patent 5233262: Flat form gas discharge lamp with optical reflecting means
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH OPTICAL DEVICE OR SPECIAL RAY TRANSMISSIVE ENVELOPE : Reflector : With integrant display electrode)

Patent 5233263: Lateral field emission devices
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICES HAVING A MULTIPOINTED OR SERRATED EDGE ELECTRODE : Discharge control electrode)

Patent 5233264: Electric incandescent lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH ENVELOPE : Having base and connector : Having a reflector in combination with base : Resilient mechanical means for attaching the base to the envelope)

Patent 5233265: Photoconductive imaging apparatus
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Image pickup tube : Semiconductor depletion layer type : Material, roughened surface)

Patent 5233266: Color picture tube having improved shadow mask-frame assembly support
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Shadow mask, support or shield : Monoscope)

Patent 5233267: Dynamic convergence system for color cathode ray tubes having an in line electron gun
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : Convergence : With studs)

Patent 5233268: Low-pressure mercury vapor discharge lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : Electrode structure or material : Plural)

Patent 5233269: Vacuum tube with an electron beam that is current and velocity-modulated
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Combined cathode ray tube and circuit element structure : Inductor or distributed parameter-type inductive structure : Ray passes in or through a hollow distributed parameter device : Device has particular grid structure : By magnetic field)

Patent 5233270: Self-ballasted screw-in fluorescent lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : COMBINED LOAD DEVICE OR LOAD DEVICE TEMPERATURE MODIFYING MEANS AND ELECTRICAL CIRCUIT DEVICE STRUCTURE : Discharge device load : Discharge device and circuit impedance : Plural inductive impedances)

Patent 5233271: Starting device and lamp base construction for a Philips lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : AUTOMATIC SUBSTITUTION OF THE POWER SUPPLY : With plural cathode or anode tube)

Patent 5233272: DC plasma display panel and driving method thereof
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PLURAL POWER SUPPLIES : Plural cathode and/or anode load device : Diverse type current supplies to auxiliary and principal electrodes : Simultaneous application to a load device)

Patent 5233273: Discharge lamp starting circuit
(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 5233274: Drive circuit for langevin type ultrasonic bolt-tightening motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : NONMAGNETIC MOTOR : Series connected motors)

Patent 5233275: Simplified sensorless DC motor commutation control circuit using analog timing techniques
(ELECTRICITY: MOTIVE POWER SYSTEMS : SELF-COMMUTATED IMPULSE OR RELUCTANCE MOTORS : Field circuit control)

Patent 5233276: Motor control circuit
(ELECTRICITY: MOTIVE POWER SYSTEMS : BRAKING : Automatic and/or with time-delay means : Condition of motor or driven device : Armature or primary circuit voltage or terminal or counter e.m.f. voltage : With means for short-circuiting a winding)

Patent 5233277: Apparatus for controlling the operation of electric motors in sewing machines
(ELECTRICITY: MOTIVE POWER SYSTEMS : THREE-OR-MORE-POSITIONS MOTOR CONTROLLER SYSTEMS : Knee- or foot-operated controllers : Power-operated controllers)

Patent 5233278: Universal motor speed signal converter
(ELECTRICITY: MOTIVE POWER SYSTEMS : THREE-OR-MORE-POSITIONS MOTOR CONTROLLER SYSTEMS : Knee- or foot-operated controllers : Power-operated controllers)

Patent 5233279: Feedback-type position control method
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Power- or motion-transmitting mechanism)

Patent 5233280: Variable speed multi-phase motor powered via a converter
(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 5233281: Replaceable cartridge type high speed nickel-cadmium battery charger
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For diverse sizes of cells, batteries, or battery packs : Employing "jumper" cable)

Patent 5233282: Battery system for marine propulsion unit
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : SERIALLY CONNECTED BATTERIES OR CELLS : Switchable to parallel connection : With charger stand or base)

Patent 5233283: Light curing device power control system
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For handheld device : With charger stand or base :)

Patent 5233284: System and method for rapid charging of a battery
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL DISCHARGING : With charging : Cycling (e.g., discharge/charge cycle, etc.) : Time control :)

Patent 5233285: Voltage regulator device for charging a battery by an alternator
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS : Voltage of generator or circuit supplied : Including an electrical condition)

Patent 5233286: Hybrid 270 volt DC system
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : GENERATOR CONTROL : With armature or primary circuit control : Plural armature circuits or windings : Battery source)

Patent 5233287: Current limiting bilateral converter having a ground referenced current sensor
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including plural final control devices : With electronic tube or a three or more terminal semiconductive device in control circuit)

Patent 5233288: IC built-in connector for power source stabilization having voltage control resistors in heating proximity to the IC
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Linearly acting : Switched (e.g., on-off control))

Patent 5233289: Voltage divider and use as bias network for stacked transistors
(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 5233290: Switch probe
(ELECTRICITY: MEASURING AND TESTING : TESTING POTENTIAL IN SPECIFIC ENVIRONMENT (E.G., LIGHTNING STROKE) : Voltage probe : Mechanically actuated switch)

Patent 5233291: Method of and apparatus for measuring electric characteristics of semiconductor wafer
(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 5233292: Speed detector device for elevator
(ELECTRICITY: MEASURING AND TESTING : ELECTRICAL SPEED MEASURING : Including speed-related frequency generator : With direction indicator)

Patent 5233293: Sensor for measuring the speed and/or position of a piston in relation to that of the cylinder it moves inside of in a dashpot or shock
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Inductive : Pulsating or alternating current or potential for the discharge control means)

Patent 5233294: Inductive proximity sensor and position transducer with a passive scale
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Inductive : Electrically energized : Pulsating or alternating current for the anode)

Patent 5233295: Angle detecting device having improved mounting arrangement for mounting Hall-effect sensor
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Hall effect : Electrically energized)

Patent 5233296: Floppy disk drive revolution detector avoiding interference with magnetic circuit
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensed object : Magnetoresistive)

Patent 5233297: Transient electromagnetic method and apparatus for inspecting conductive objects utilizing sensors that move during inspection
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetic sensor within material : Sensor supported, positioned, or moved within pipe : Magnetoresistive)

Patent 5233298: Quantitative measurement of blood flow at multiple positions using comb excitation and fourier velocity encoding
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Determine fluid flow rate : Having particular optical cell structure)

Patent 5233299: Projection methods for producing two-dimensional images from three-dimensional data
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : Having particular optical cell structure)

Patent 5233300: Detection of explosive and narcotics by low power large sample volume nuclear quadrupole resonance (NQR)
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : Having particular optical cell structure)

Patent 5233301: High resolution/reduced slice width magnetic resonance imaging and spectroscopy by signal combination and use of minimum phase excitation
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5233302: Masking motion ghost artifacts in NMR images
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5233303: Portable dedicated 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 5233304: Electromagnetic source integrated into an element of a well casing
(ELECTRICITY: MEASURING AND TESTING : OF GEOPHYSICAL SURFACE OR SUBSURFACE IN SITU : Spectrometer components)

Patent 5233305: Partial discharge detecting device for resin-molded transformer
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Winding or coil : Transformer : Field effect transistor)

Patent 5233306: Method and apparatus for measuring the permittivity of materials
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Calibration : Having a lamp or light indicator)

Patent 5233307: Process and apparatus for the qualification of a capacitive system
(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 5233308: Thermal conductivity cell
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With comparison or difference circuit : Including a bridge circuit : Including corrosion or erosion)

Patent 5233309: Programmable gain amplifier
(AMPLIFIERS : SIGNAL FEEDBACK : Plural amplifier channels : Including D.C. path for signal feedback)

Patent 5233310: Microwave integrated circuit
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including field effect transistor : Having transformer)

Patent 5233311: Differential amplifier and oscillator mixer comprising said amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Electron beam device)

Patent 5233312: DC feedback circuit using sample and hold circuits
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having D.C. feedback bias control for stabilization :)

Patent 5233313: High power field effect transistor amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including field effect transistor : Having transformer)

Patent 5233314: Integrated charge-pump phase-locked loop circuit
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : Particular error voltage control (e.g., intergrating network) : Motor control of oscillator)

Patent 5233315: Coupled regenerative oscillator circuit
(OSCILLATORS : POLYPHASE OUTPUT : With particular signal combining means (e.g., cavity mixer))

Patent 5233316: Digital voltage controlled oscillator having a ring oscillator with selectable output taps
(OSCILLATORS : POLYPHASE OUTPUT : With particular signal combining means (e.g., cavity mixer))

Patent 5233317: Discrete step microwave attenuator
(WAVE TRANSMISSION LINES AND NETWORKS : ATTENUATORS : Coaxial or microstrip : Providing negative resistance)

Patent 5233318: CM type directional coupler
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : Using directional coupler : Having mechanical switching means)

Patent 5233319: Low-cost, low-noise, temperature-stable, tunable dielectric resonator oscillator
(WAVE TRANSMISSION LINES AND NETWORKS : RESONATORS (DISTRIBUTED PARAMETER TYPE) : Dielectric type : Providing negative resistance)

Patent 5233320: Compact multiple channel rotary joint
(WAVE TRANSMISSION LINES AND NETWORKS : LONG LINE ELEMENTS AND COMPONENTS : Connectors and interconnections : Rotary coupling : Mechanically movable)

Patent 5233321: Protective switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Multiple contact type : With adjustable, replaceable or interchangeable structural features : By reciprocating armature)

Patent 5233322: Magnetic switches
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Vacuum or hermetically sealed type (e.g., reed switch) : Moving coil type)

Patent 5233323: Defeat resistant interlock/monitoring system
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : PERMANENT MAGNET-ACTUATED SWITCHES : Plural magnets : Pivoted or relatively movable independently of the armature)

Patent 5233324: Current transformer for sensing current in an electrical conductor
(INDUCTOR DEVICES : CORE FORMS CASING : Movable with respect to another coil)

Patent 5233325: Thermostat with filmy heater
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : ELECTROTHERMALLY ACTUATED SWITCHES : With bimetallic elements (i.e., motion takes place in a plane at right angles to its major axis) : With external or auxiliary heating means : Significant heating element structure or composition : Inductive means (e.g., transformer))

Patent 5233326: Positive temperature coefficient thermistor device
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Current and/or voltage (e.g., ballast resistor) : Thermistor type :)

Patent 5233327: Active resistor trimming by differential annealing
(ELECTRICAL RESISTORS : MECHANICALLY VARIABLE (E.G., RHEOSTAT) : Resistance value varied by removing or adding material : With intervening connector between contact and element (e.g., taps))

Patent 5233328: Method for processing compacted data
(COMMUNICATIONS: ELECTRICAL : DIGITAL COMPARATOR SYSTEMS : Electromagnetically actuated mechanical signal)

Patent 5233329: Filter with hysteresis for trip point applications
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Curb)

Patent 5233330: Alarm circuits to indicate the open status of circuit breakers or fuses for DC telecom and AC distribution circuits
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Fuse or circuit breaker : Wet cell type)

Patent 5233331: Inking buffer for flat-panel display controllers
(TELEGRAPHY : SYSTEMS : Position coordinate determination for writing (e.g., writing digitizer pad, stylus, or circuitry) : Transmitters or recorders)

Patent 5233332: Page turning effect generating apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Rotation : Hierarchy of transformations (e.g., hierarchy of global and local coordinate))

Patent 5233333: Portable hand held reading unit with reading aid feature
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Scaling : Image based (addressing))

Patent 5233334: Text display apparatus and a method of displaying text
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Character generating : Alteration of stored font : Scaling : Scrolling)

Patent 5233335: Symbol/raster generator for CRT display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DATA RESPONSIVE CRT DISPLAY CONTROL : Data responsive deflection control : Stroke or vector : Strokes for forming characters : Photosensor encoder)

Patent 5233336: Connected-run dropout-free center point fill method for displaying characters
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DATA RESPONSIVE CRT DISPLAY CONTROL : Alphanumeric display : Magnetic element array)

Patent 5233337: Light-emitting apparatus
(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) : Solid body light emitter (e.g., LED) : Optical addressing (e.g., photodetection))

Patent 5233338: Display devices having color sequential illumination
(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) : Color : Including transformer)

Patent 5233339: Circuit for creating a variable LCD contrast voltage under computer control
(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 5233340: Method of driving a display device
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Intensity or color driving control (e.g., gray scale) : Having common base or substrate)

Patent 5233341: Installation for the remote monitoring and control of the open and closed state of one among a plurality of contacts
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Monitoring in addition to control (e.g., supervisory) : Including addressing : Polling or roll call : Step-by-step)

Patent 5233342: Remote control system
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Monitoring in addition to control (e.g., supervisory) : Including indicator : Interrupted)

Patent 5233343: Stowing system with adjacent lockers usable in particular in railway stations or airports
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Intelligence comparison for controlling : Authorization control (e.g., entry into an area) : Having indication of improper access : Including link to remote indicator : Programming of coded record)

Patent 5233344: Individual selective call receiving apparatus
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Power control or battery saving : Time based : Received signal includes power command)

Patent 5233345: Selective calling receiver with multiple clock frequencies for receiving long messages
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Particular message and address format (e.g., POCSAG, FLEX, etc.) : Over the air)

Patent 5233346: Apparatus and method for electronically programming nodal identifications
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Addressing : Designated priority)

Patent 5233347: Synchronous manufacturing service request and acknowledge panel circuit
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Pulse responsive actuation : Serial : Shift register : Counting chain)

Patent 5233348: Variable length code word decoder for use in digital communication systems
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from variable length codes : To or from Morse code)

Patent 5233349: Transmission and decoding of tree-encoded parameters of analogue signals
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from code based on probability : "N" out of "M" to "X" out of "Y")

Patent 5233350: Apparatus and method for serial port interfacing
(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 5233351: Local oscillator arrangement for a monopulse receiver in a semiactive missile guidance system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RETURN SIGNAL CONTROLS RADAR SYSTEM : Receiver : Frequency : Doppler frequency tracking : Wtih local osillator control :)

Patent 5233352: Level measurement using autocorrelation
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING DISTANCE : Material level within container : FM type)

Patent 5233353: System for measuring the distance between two stations mobile with regard to one another
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING DISTANCE : With remote cooperating station : FM type)

Patent 5233354: Radar target discrimination by spectrum analysis
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : CLUTTER ELIMINATION : MTI (Moving target indicator) : Combined with beam steering)

Patent 5233355: Position transducer
(CODED DATA GENERATION OR CONVERSION : CODE GENERATOR OR TRANSMITTER : Numerical pulse type : Having counter or register : Input signal compared with nonlinear ramp)

Patent 5233356: Low sidelobe solid state array antenna apparatus and process for configuring an array antenna aperture
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : Eliptical)

Patent 5233357: Surveying system including an electro-optic total station and a portable receiving apparatus comprising a satellite position-measuring system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With pulse shaping)

Patent 5233358: Antenna beam forming 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 5233359: Low difference pattern sidelobe pattern circuit
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Utilizing correlation techniques : Side lobe elimination : Controlled)

Patent 5233360: Matching device for a microstrip antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)

Patent 5233361: Planar high-frequency aerial for circular polarization
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)

Patent 5233362: Maypole antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With vehicle : Vehicle part of active antenna or vice versa :)

Patent 5233363: Connector assembly for fixed triband antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With vehicle : Supported by vehicle body : Rod type :)

Patent 5233364: Dual-polarized microwave antenna element
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Within conductive apertured wall : Loop type)

Patent 5233365: Dot-matrix printer having interchangeable line head and moving head technologies
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : By electrochemical)

Patent 5233366: Half-tone printing with thermal ink jet using random spot distribution in one dimension
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of ejector : Creating plural tones : Full-line array)

Patent 5233367: Multiple beam interlaced scanning system
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Specific optical structure : Including deflector : For detecting color)

Patent 5233368: Recording apparatus having alterable recording density
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Beam generator driving means : Laminated head including charged particle generation layer)

Patent 5233369: Method and apparatus for supplying ink to an ink jet printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : Cartridge : With integral ejector : Drop sensors)

Patent 5233370: Method and apparatus of exposure for correcting electrostatic latent image outline
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Beam generator driving means : Laminated head including charged particle generation layer)

Patent 5233371: Process and product allowing perfumes to be safely worn by a user
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Temples : Brace arm extends along edge of lens)

Patent 5233372: Illuminating optical device
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including illuminator : On rotary disc)

Patent 5233373: System and method for projecting an image (such as an ERG pattern) significantly anterior to the posterior retina
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including illuminator : On rotary disc)

Patent 5233374: Red eye prevent control device in an automatic focus adjustment camera and red eye prevent photographing method involving automatic focus
(PHOTOGRAPHY : CONTROL CIRCUIT FOR SEQUENCING AT LEAST THREE FUNCTIONS : Including film processing tank)

Patent 5233375: Logo projector
(OPTICS: IMAGE PROJECTORS : GUN, FLASHLIGHT OR BATTERY OPERATED TYPE : Vernier or plural scales)

Patent 5233376: Film slide feeder
(OPTICS: IMAGE PROJECTORS : SLIDE TRANSFER MECHANISM : Lens position adjustable)

Patent 5233377: Waterproof camera having a reinforced cover
(PHOTOGRAPHY : UNDERWATER, WATERPROOF, OR WATER-RESISTANT CAMERA : Fluid pressure detection or modification : Having stabilizing (e.g., gyroscope, etc.))

Patent 5233378: Camera having pop-up type strobe incorporated therein
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Having flash built into camera : Pop-up flash : And reflector or refractor)

Patent 5233379: Dust purging method and apparatus for deploying lens cameras
(PHOTOGRAPHY : FOLDING OR COLLAPSIBLE CAMERA : Having axially moving lens : Having self-erecting lens holder)

Patent 5233380: Film holder strap and film identifier
(PHOTOGRAPHY : CAMERA DETAIL : Detachable or removable film holder unit : Plate or cut film holder : Having dark slide : Double holder : Three or more rollers)

Patent 5233381: View finder of camera having macro photographing mode
(PHOTOGRAPHY : WITH VIEWFINDER : Selective or adjustable viewfinder field : Zoom : Base guide)

Patent 5233382: Range finding device unaffected by environmental conditions
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Optical detail with photoelement system : Microprism or lenslet : Focus position adjusted according to focal length)

Patent 5233383: Zooming control device for a camera
(PHOTOGRAPHY : PSEUDO ZOOM : Camera release)

Patent 5233384: Flash photographing system
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Activated under low light condition : Having indicator)

Patent 5233385: White light enhanced color field sequential projection
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Multicolor picture : Regulating light intensity or exposure time : Including detailed diaphragm)

Patent 5233386: Photosensitive material for managing condition, method of managing condition and apparatus for processing a photosensitive material
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Identifying, composing, or selecting : Including photocell : Including)

Patent 5233387: Image recording apparatus having front/rear sheet face sensor
(PHOTOCOPYING : USING MICROCAPSULES : Sheet feeding : Having document handling detection :)

Patent 5233388: Apparatus for controlling belt guidance in an electrophotographic printing machine
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Photoconductive member : Belt : Alignment or tensioning : Toner cartridge)

Patent 5233389: Driving device for a document platen and copying machine incorporating a movable document platen
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Exposure : Slit exposure : Movable platen : Having half-rate carriage)

Patent 5233390: Electronic printer developing unit with bracket for positioning magnetic roller and doctor blade
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Adjustment : Clamshell type)

Patent 5233391: Image adjusting apparatus having a controlled the voltage applied to the light source thereof
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of exposure : Having detection of toner (e.g., patch))

Patent 5233392: Image recording apparatus having a particle control electrode
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : By information carrying flow of invisible charged particles : Specific ionographic head : Including latent image generation using luminescent material)

Patent 5233393: Image forming apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Electrostatic : Roller or belt : Having belt transporting copy)

Patent 5233394: Transfer device for use in an image forming apparatus
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Toner removal : Transfer member : Concentration detection)

Patent 5233395: Image forming apparatus having a transfer brush of electroconductive fibers
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Electrostatic : Having applied bias : Having belt transporting copy)

Patent 5233396: Intermediate transfer member having a low surface energy compliant structure and method of using same
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : By intermediate transfer member : Copy medium carrier (e.g., drum or belt))

Patent 5233397: Thermal transfer apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Having simultaneous fixing : Copy medium carrier (e.g., drum or belt))

Patent 5233398: Cleaning unit for removing residual toner on photoreceptor drum for use in image forming apparatus
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Fibrous brush : Having applied voltage : Lamination)

Patent 5233399: Cleaning unit for image forming apparatus
(ELECTROPHOTOGRAPHY : CLEANING OF IMAGING SURFACE : Fibrous brush : Having holder)

Patent 5233400: Wrinkle preventing registration mechanism
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Feeding to transfer position : In registration with image : Skew correction : Cyclically (e.g., with movement of copy))

Patent 5233401: Two-sided printing apparatus
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Original and copy : Duplex : Lamination)

Patent 5233402: Color image forming apparatus with improved color image registration
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of exposure : Having detection of toner (e.g., patch))

Patent 5233403: Heterodyne array for measurement of target velocity
(OPTICS: MEASURING AND TESTING : VELOCITY OR VELOCITY/HEIGHT MEASURING : With light detector (e.g., photocell) : Of light interference (e.g., interferometer) : With displaced images)

Patent 5233404: Optical scanning and recording apparatus for fingerprints
(OPTICS: MEASURING AND TESTING : DOCUMENT PATTERN ANALYSIS OR VERIFICATION : Lamp attachments)

Patent 5233405: Optical spectrum analyzer having double-pass monochromator
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With monochromator structure : Having adjustable color or bandwidth : In a double monochromator : Including an alternating reference path)

Patent 5233406: Recessed center post mounted dither system
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : Lock-in prevention : By dithering (suspensions, drives, flexures) : Including an alternating reference path)

Patent 5233407: Displacement signal output device
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Position transverse to viewing axis : Having scale or grid : Moire : Quadrature detection : Planar surface)

Patent 5233408: Color sensor adaptor bracket for measuring flexible translucent materials
(OPTICS: MEASURING AND TESTING : BY SHADE OR COLOR : With registration indicia (e.g., scale))

Patent 5233409: Color analysis of organic constituents in sedimentary rocks for thermal maturity
(OPTICS: MEASURING AND TESTING : BY SHADE OR COLOR : With registration indicia (e.g., scale))

Patent 5233410: Interpolating digital signal clipping circuit and composite video clipping circuit utilizing same
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Color change type)

Patent 5233411: Field-interpolation circuit and method for image processing
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5233412: Color image processing device which produces a corrected color image signal
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5233413: Electronic image processing with automatic color correction
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Color masking)

Patent 5233414: Color image processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Color masking)

Patent 5233415: Imaging lidar employing transmitter referencing
(TELEVISION : BACK SCATTER REDUCTION : False color)

Patent 5233416: Electronic endoscope system
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Illumination : Color sequential illumination : With alternating polarization)

Patent 5233417: Image movement detecting apparatus
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Moving reflector)

Patent 5233418: CATV sweep system using a gated receiver
(TELEVISION : MONITORING, TESTING, OR MEASURING : Test signal generator : Color match comparator)

Patent 5233419: Vertical deflection device of high definition television
(TELEVISION : MONITORING, TESTING, OR MEASURING : Test signal generator : Color match comparator)

Patent 5233420: Solid state time base corrector (TBC)
(TELEVISION : SYNCHRONIZATION : Locking of video or audio to reference timebase : Frame or field synchronizers : With line rate switch (e.g., PAL))

Patent 5233421: Video memory system with double multiplexing of video and motion samples in a field memory for motion adaptive compensation of processed video
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : For display of additional information)

Patent 5233422: Apparatus for selectively enlarging or reducing an area of a reproduced television picture
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Multimode (e.g., composite, Y, C; baseband RF) : Format detection : Color processing)

Patent 5233423: Embedded commericals within a television receiver using an integrated electronic billboard
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For display of additional information : Simultaneously and on same screen (e.g., multiscreen) : Color processing)

Patent 5233424: Amplifier circuit to prevent video "buzzing" sound caused by a turning round of video signal into power source
(TELEVISION : RECEIVER CIRCUITRY : Modulator)

Patent 5233425: Adaptive AFT system with variable step resolution
(TELEVISION : RECEIVER CIRCUITRY : Automatic frequency control : Tuning voltage)

Patent 5233426: Reduced diameter camera head for solid-state image pickup device and method of producing same
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Moving reflector)

Patent 5233427: Apparatus for reproducing charge latent image having a recording medium with a photomodulation layer
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Moving reflector)

Patent 5233428: Electronic exposure control system for a solid state imager
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Combined automatic gain control and exposure control (i.e., sensitivity control) : Readout of solid-state image sensor considered or altered : Monitor (including for controlling camera))

Patent 5233429: CCD image sensor having improved structure of VCCD region thereof
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Solid-state image sensor : Charge-coupled architecture : With excess charge removal (e.g., overflow drain) : With diode in series with photocell)

Patent 5233430: Solid state imager wherein the horizontal transfer is accomplished with first and second clock voltages and the cross-over point between the
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Solid-state image sensor : Charge-coupled architecture : With excess charge removal (e.g., overflow drain) : With diode in series with photocell)

Patent 5233431: Image pickup device
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : With frequency selective filter (e.g., IR cut, optical LPF, etc.) : Exclusively dichroic elements)

Patent 5233432: Cathode-ray tube having implosion protection means with a structure and method to facilitate attachment of tube mounting means
(TELEVISION : VIDEO DISPLAY : Cathode-ray tube : Protective device : Implosion protection : Tensioned band : Secondary emission sensor)

Patent 5233433: Recording digital VCR and a reproducing digital VCR for recording and reproducing a digital PAL signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast reproducing : Including switching means and delay means)

Patent 5233434: Method and system for encoding and decoding video data
(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 5233435: Tape recording system for video cassette tape recorder
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Signal amplitude level control : Including switching means and delay means)

Patent 5233436: Optical filter software copy protection
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Using disc)

Patent 5233437: Recording/reproduction apparatus for high-definition video signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Drop-out correction : Using static memory or delay means : Interpolation :)

Patent 5233438: Entertainment apparatus for producing orchestral music accompaniment and a selected background video
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Selective mode (e.g., mono, stereo, or bilingual) :)

Patent 5233439: Disk player with improved sound during different speed video reproductions
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Having audio : Disc)

Patent 5233440: Optical encoding of imaging data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5233441: Method for representing halftone dots with dot envelope parameters
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Halftoning (e.g., a pattern of print elements used to represent a gray level) : Print element property varied to effect halftone pattern :)

Patent 5233442: Photosensor and image reading device with improved correction means for signal correction and image reading method
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Solid state : Including a polygon reflector)

Patent 5233443: Original reading apparatus having a reduced size and thickness
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Linear scanning pattern : Scanning element moves relative to a flat stationary document : Internal scan)

Patent 5233444: Focus error detecting apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)

Patent 5233445: Active matrix liquid crystal display with average dielectric constant greater than 6 and less than 1.8 meq/g cyano groups
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microencapsulated or polymer dispersed liquid crystal : With each cell displaying a different pattern)

Patent 5233446: 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) : Resistor-diode arrangement)

Patent 5233447: Liquid crystal apparatus and display system
(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) : Waveform generation : Ferroelectric liquid crystal elements : Smooth or continuous)

Patent 5233448: Method of manufacturing a liquid crystal display panel including photoconductive electrostatic protection
(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 5233449: Liquid-crystal color display with comb-shaped pixel electrodes partially overlapping at the electrode ends
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Filter : Color filter : With plural colors for each display element (i.e., each pixel or segment) : With particular insulating layer)

Patent 5233450: Liquid crystal photoconductive layer including a back-to-back diode
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Optical excitation : With photoconductive layer (e.g., spatial light modulator(SLMs)) : With silicon photoconductive layer : With silicon photodiode, N-I-N photoconductor structure, or P-I-P photoconductor structure :)

Patent 5233451: Liquid crystal display device with chamfered substrate edge
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Substrate : With particular topology (i.e., other than for diffraction and spacers) : With detail of terminals to external circuit)

Patent 5233452: Liquid crystal display device having a molding agent including glass fibers therein
(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 5233453: Space-division switched waveguide array filter and method using same
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : space : Including photonic packet switching)

Patent 5233454: Image forming reflecting mirror for constant speed optical scan and optical scanner
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Logic gate)

Patent 5233455: Scanning optical system
(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) : Having particular focusing element to receive scanned light : Having a common axis of rotation)

Patent 5233456: Resonant mirror and method of manufacture
(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 oscillating element : Single plane mirror element :)

Patent 5233457: Beam scanning optical system
(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 5233458: Method and apparatus to reduce binocular rivalry in a partial overlap binocular display
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : By moving a reflective element)

Patent 5233459: Electric display device
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : Electro-mechanical : Rotating)

Patent 5233460: Method and means for reducing speckle in coherent laser pulses
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Modulation of polarized light via modulating input signal : Using reflective or cavity structure :)

Patent 5233461: Methods for sealing electrochromic devices and devices manufactured thereby
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Reflection-type (e.g., display device) : Liquid cell :)

 

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