Patents 5255101 - 5255353
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Patent 5255101: Apparatus for recording video signal through frequency modulation with variable clipping level
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Signal amplitude level control : Digital technique)
Patent 5255102: Optical disc playback device having uniform frame interval track jump based on disc rotation angle
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Track searching : Disc :)
Patent 5255103: Optical disk apparatus for selectively recording and reproducing signals having different bit rates
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Compressing in recording or decompressing in reproducing : Digital compressing : Including television camera)
Patent 5255104: Method for displaying amount of documents
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Document filing and retrieval system : Composite image)
Patent 5255105: Encoding image data
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Predictive coding : Checking spelling for recognition)
Patent 5255106: Method and apparatus for delivering secured hard-copy facsimile documents
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific image-processing circuitry)
Patent 5255107: Integrated multi-beam imaging assembly
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)
Patent 5255108: Method of maximizing the frequency of adjacent facet cross scan error such that the increased spatial frequency reduces the visual perception
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Scanner : Flat rotating disk :)
Patent 5255109: Heat dissipating LCD display
(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 5255110: Driving method for optical modulation device using ferroelectric liquid crystal
(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 5255111: Full-duplex optical transmission system
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Single device as transmitter and receiver : Including optical fiber or waveguide)
Patent 5255112: Optical scanning apparatus and system
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Logic gate)
Patent 5255113: Pos-objective type 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 5255114: High resolution 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 5255115: Optical scanning apparatus and recording apparatus using the same
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Including transmissive type moving element : Concave reflector)
Patent 5255116: Original scanning apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Including reflective type moving element : Having moving prism)
Patent 5255117: Advanced eye or sensor protection and high speed variable optical attenuation system
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : With rotating or pivoting element (e.g., scanning discs) : String or ribbon type)
Patent 5255118: Electrooptic TIR light modulator image bar having electrode length for optimizing spatial frequency response
(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 : With particular electrode structure or arrangement, or medium mounting structure or arrangement : Liquid medium)
Patent 5255119: Reflective magneto-optic device with an embedded conductor channel
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Magneto-optic : Phase modulation)
Patent 5255120: Lens cap applicable to a video camera
(OPTICAL: SYSTEMS AND ELEMENTS : PROTECTION FROM MOISTURE OR FOREIGN PARTICLE : Cap or cover : With color filter)
Patent 5255121: Ultra-wide field eyepiece for microscopes
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Eyepiece : Including prismatic element)
Patent 5255122: Projection lens system for projection type television
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With field curvature shaping : Projection type : Having four components : Cylindrical lenslets)
Patent 5255123: Microfilm reader/printer zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Other than first group moves for focusing (internal focus type) : Cylindrical lenslets)
Patent 5255124: Cam ring of lens barrel and method for manufacturing same
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : With macro-type focusing)
Patent 5255125: Particulate obscurant disseminator air source
(OPTICAL: SYSTEMS AND ELEMENTS : ABSORPTION FILTER : Movable in or out of optical path : Laminated or layered mirror support)
Patent 5255126: AGC circuit with constant envelope circuit for reproduced RF signals from plural channels
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER : Time division)
Patent 5255127: Digital modulated signal demodulator/decoder apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : MODULATING OR DEMODULATING : Reference carrier to control demodulator)
Patent 5255128: Apparatus for detecting digital data
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : In specific code or form : With magnetic bias)
Patent 5255129: Magnetic code reader with adjustable thresholds
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : In specific code or form : With magnetic bias)
Patent 5255130: Adjustable write equalization for tape drives
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : In specific code or form : Nonreturn to zero :)
Patent 5255131: Asynchronous servo identification/address mark detection for PRML disk drive ssytem
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data in specific format : Intra-cell transition)
Patent 5255132: Adaptable clock control methods and apparatus for a direct access disk drive system
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)
Patent 5255133: Waveform processing system and method for recording digital information
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Specifics of the amplifier : Between heads in alternate engagement with medium)
Patent 5255134: Auto-tracking system for magnetic recording/reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Synchronizing moving-head moving-record recorders : Recording amplifier)
Patent 5255135: Method of loading slider and magnetic disk apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)
Patent 5255136: High capacity submicro-winchester fixed disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Rotary carrier : Conductive)
Patent 5255137: Cooling system for recording/reproducing apparatus, with airflow restricted from read/write media section
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Environmental control (e.g., air filter, temperature control) : Plural reels)
Patent 5255138: Automatic disk changer
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Plural disks : Changer : With pneumatic partioning of disks)
Patent 5255139: Ferrite capped Winchester-style slider
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Air bearing slider detail : Head attachment to slider : Motorized)
Patent 5255140: VCR magnetic recording head for both digital and VHS format
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For adjusting head position : Tape record : Rotary head : Adjustable head mount : Piezoelectric adjuster : Adjustable)
Patent 5255141: Read-write magnetic head with flux sensing read element
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Magnetoresistive (MR) reproducing head : Having flux guide detail : In horizontal head configuration)
Patent 5255142: Thin film magnetic head with narrow yoke
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)
Patent 5255143: Means for visualization of rotary movement in tape cassettes
(WINDING, TENSIONING, OR GUIDING : UNWINDING AND REWINDING A MACHINE CONVERTIBLE INFORMATION CARRIER (E.G., MAGNETIC TAPE OR PHOTOGRAPHIC FILM) : Cartridge system (i.e., cartridge work station or cartridge) : Coil-to-coil cartridge : Cartridge positioner)
Patent 5255144: Brake device for tape reel in magnetic tape cassette
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)
Patent 5255145: Shutter spring stop for disk cartridges
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)
Patent 5255146: Electrostatic discharge detection and clamp control circuit
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Load shunting by fault responsive means (e.g., crowbar circuit) : Voltage responsive : With more than two wires)
Patent 5255147: Vertical yoke protection system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : Resistor sensor : Protection for thyristor)
Patent 5255148: Autoranging faulted circuit indicator
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : With time delay protective means : Protection for thyristor)
Patent 5255149: Temperature abnormality detector for electronic apparatus
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Circuit interruption by thermal sensing : With mechanical circuit breaker)
Patent 5255150: Grounding device for power lines
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific transmission line (e.g., guarded) : With thermistor)
Patent 5255151: Electromagnet with momentary demagnetization
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Including particular drive circuit : Including means to establish plural distinct current levels (e.g., high, low) : By separating contacts)
Patent 5255152: Controller for fixed-time pull-in of a relay
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : For relays or solenoids : Temperature indicating instrument)
Patent 5255153: Electrostatic chuck and plasma apparatus equipped therewith
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTRIC CHARGE GENERATING OR CONDUCTING MEANS (E.G., CHARGING OF GASES) : Use of forces of electric charge or field : Pinning : Liquid type)
Patent 5255154: Portable electronic apparatus with a latch mechanism including an interlock
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including display support : Fluid)
Patent 5255155: Structure of electric circuit panel for instrument panel of automobile and method for forming the same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Flexible board : Cordwood type)
Patent 5255156: Bonding pad interconnection on a multiple chip module having minimum channel width
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : Having semiconductive device : With specific connection material)
Patent 5255157: Plastic pin grid array package with locking pillars
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : Having semiconductive device : With specific connection material)
Patent 5255158: Microwave connector assembly connected easily to microwave circuit components
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : With lock or interlock)
Patent 5255159: Circuit board spacer
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : With mounting pad : Having spacer : Circuit board mounted)
Patent 5255160: Electronic device package
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Plural : With housing or chassis : With ejector or extractor : Circuit board mounted)
Patent 5255161: Wire guide element for a distributor unit in telecommunication systems
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : Wire distribution (e.g., harness, rack, etc.) : With protective device or unit)
Patent 5255162: Lighting device for a grille of a car stereo
(ILLUMINATION : ILLUMINATED SCALE OR DIAL : Edge illuminated modifier or light rod/pipe : Selective or adjustable)
Patent 5255163: Headlight for motor vehicle
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Light modifier : Including selected wavelength modifier : Headlight)
Patent 5255164: Safety light marker system for motor vehicles
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Visual identification light : Including mask or screen)
Patent 5255165: Brake light assembly
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Visual identification light : Brake : Lever or link actuated)
Patent 5255166: Apparatus for illuminating a vehicle license plate and method of using same
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Automobile : License plate : Sun visor or vanity mirror)
Patent 5255167: Finger mounted laser spotlight
(ILLUMINATION : WITH WEARING APPAREL OR BODY SUPPORT : Notepad)
Patent 5255168: Adjustable safety light bell
(ILLUMINATION : WITH WEARING APPAREL OR BODY SUPPORT : Shoulder suspension or torso encircling (e.g., vest, neck-sling) : Hat)
Patent 5255169: Luminary
(ILLUMINATION : SELF POWERED LAMP : Nonelectric : Candle type : Collapsible housing : Having ball and socket mechanism)
Patent 5255170: Illuminated memorial
(ILLUMINATION : SELF POWERED LAMP : Rechargeable electrical source of with external connections : Dome structure)
Patent 5255171: Colored light source providing intensification of initial source illumination
(ILLUMINATION : PLURAL LIGHT SOURCES : Particular wavelength : Different wavelengths : Male contact)
Patent 5255172: Message illumination assembly and method of manufacture
(ILLUMINATION : PLURAL LIGHT SOURCES : With modifier : Distinct light units : Substantially identical modifiers : Units have common housing : Relative adjustment means)
Patent 5255173: Chandelier assemblies made of interlocking components
(ILLUMINATION : SUPPORTS : Ceiling-suspended support : Body member with plural radial arms (e.g., chandelier) : Adjustable movement between arm and housing)
Patent 5255174: Regulated bi-directional DC-to-DC voltage converter which maintains a continuous input current during step-up conversion
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Bridge type : Including plural anode/single cathode device)
Patent 5255175: Power generation system having induction generator and controlled bridge rectifier
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : Including plural sensing or control means : By rectifier : Having voltage protection)
Patent 5255176: Control circuit for an inverter operable in an individual mode and an interconnection mode
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With electron tube or valve control means in the line circuit)
Patent 5255177: High-voltage power source control device
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With electron tube or valve control means in the line circuit)
Patent 5255178: High-frequency switching-type protected power supply, in particular for electrostatic precipitators
(GAS SEPARATION: APPARATUS : ELECTRIC FIELD SEPARATION APPARATUS (E.G., ELECTRICAL PRECIPITATOR, ELECTROSTATIC TYPE, ETC.) : With details of voltage supply means or circuitry : Serially arranged ionizing and collecting or agglomerating fields)
Patent 5255179: Switched mode power supply for single-phase boost commercial AC users in the range of 1 kw to 10 kw
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In transistor inverter systems : Double ended (i.e., push-pull) type : With magnetic control means)
Patent 5255180: Control apparatus for systematically operating audio and/or video sets
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Sequential or selective : Of analog controllers)
Patent 5255181: Method of planning organizational activities
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Operations research : Allocating resources or scheduling for an administrative function : Including a payment switch or gateway)
Patent 5255182: Payment card point-of-sale service quality monitoring system, apparatus, and method
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Including point of sale terminal or electronic cash register : Having interface for record bearing medium or carrier for electronic funds transfer or payment credit : Staff scheduling or task assignment)
Patent 5255183: Telephone-based personnel tracking system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Accounting : Itemization of parts, supplies, or services (e.g., bill of materials))
Patent 5255184: Airline seat inventory control method and apparatus for computerized airline reservation systems
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Reservation, check-in, or booking display for reserved space : Coordination of plural reservations (e.g., plural trip segments; transportation and accommodation, etc.) : Including a payment switch or gateway)
Patent 5255185: Bowling center video display system
(COMMUNICATIONS: ELECTRICAL : SYSTEMS : Game reporting : Automatic rebalancing)
Patent 5255186: Signal averaging of cardiac electrical signals using temporal data compression and scanning correlation
(SURGERY : DIAGNOSTIC TESTING : Cardiovascular : Heart : Detecting heartbeat electric signal : Detecting signal repetition rate : Tachycardia or fibrillation detected)
Patent 5255187: Computer aided medical diagnostic method and apparatus
(SURGERY : DIAGNOSTIC TESTING :)
Patent 5255188: Universal controller for continuous passive motion devices
(SURGERY: KINESITHERAPY : KINESITHERAPY : Means for passive movement of disabled extremity to return natural range of motion : Hyperthermia)
Patent 5255189: Method and system for retrieving ideographic characters and the associated dictionary entries
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text : Ideographic generator :)
Patent 5255190: Software method for enhancing IR satellite sensor cloud images
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Earth science : Weather :)
Patent 5255191: Vehicle suspension control with relative suspension position sensor and differentiator
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Modification or correction of route information)
Patent 5255192: Output control apparatus for vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antispin, traction control, or drive slip control : Having particular slip threshold, target slip ratio, or target engine torque determining means : Having fuel cutting or ignition timing retarding)
Patent 5255193: Traction control system for controlling engine output and brake for maintaining optimum wheel traction with road friction level dependent
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antispin, traction control, or drive slip control : Control of brake pressure : Four wheel drive, electric, or heavy vehicles)
Patent 5255194: System for maintaining a vehicle equipped with ABS in driving direction during lateral skidding
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antiskid, antilock, or brake slip control : During cornering or turning of vehicle : Using a transmission ratio as feedback control)
Patent 5255195: Position measuring system for vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Employing position determining equipment : Great circle route)
Patent 5255196: Custom rate pack for postage systems
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : FOR COST/PRICE : Postage meter system : Including mailed item weight : With paper check handling)
Patent 5255197: Line production management system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Performance monitoring : Material requirement)
Patent 5255198: Embroidery data processing apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Textile : Sewing : Embroidering :)
Patent 5255199: Cutting tool form compensaton system and method
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Performance monitoring : Condition of tool or workpiece (e.g., tolerance, tool wear) : Thickness control)
Patent 5255200: Numerical control information generating system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having operator interface feature : Protective or diagnostic feature)
Patent 5255201: Numerical control information generating apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Digital positioning technique : Positional compensation or modification compensation or mod : Repeated machining passes)
Patent 5255202: Digital signal processing method and system, electric power system signal processing system and electric power control system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Measured signal processing : Signal extraction or separation (e.g., filtering) : Cause or fault identification)
Patent 5255203: Interconnect structure for programmable logic device
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Routing (e.g., routing map, netlisting) : PLA, PLD, FPGA, OR MCM : Timing analysis (e.g., delay time, path delay, latch timing))
Patent 5255204: Method of calibrating an enzyme immuno assay system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Biological or biochemical : Seismology)
Patent 5255205: Method and apparatus for regulating fluid flow
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : Flow control (e.g., valve or pump control) : Specific thermally responsive controller)
Patent 5255206: Method and apparatus for lighting design
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : STRUCTURAL DESIGN :)
Patent 5255207: Method for designing and detailing cabinets
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : STRUCTURAL DESIGN :)
Patent 5255208: On-line processor based diagnostic system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Diagnostic analysis : Cause or fault identification : Odometer)
Patent 5255209: Method for determining the combustion chamber pressure in a cylinder of an internal-combustion engine with a pressure sensor
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Pressure : Within an enclosure : Infrared)
Patent 5255210: Self-coherence restoring signal extraction apparatus and method
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Measured signal processing : Signal extraction or separation (e.g., filtering) : Using matrix operation : By mathematical attenuation (e.g., weighting, averaging))
Patent 5255211: Methods and apparatus for generating and processing synthetic and absolute real time environments
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Of physical phenomenon (e.g., heat, wave, geophysics))
Patent 5255212: Method of predicting a physical quantity of a fluid or a magnetofluid
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Fluid : Vehicle)
Patent 5255213: Apparatus for providing selectable fractional output signals
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Pulse repetition rate : Multiplication or division : Piece-wise linear synthesis)
Patent 5255214: Portable computer with a level and angular position adjustable LCD assembly
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including keyboard support : Fluid)
Patent 5255215: Digital filter system with changeable cutoff frequency
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Adaptive : Tone detection)
Patent 5255216: Reduced hardware look up table multiplier
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Prediction)
Patent 5255217: Integrated circuit memory device with a redundant memory block
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ ONLY SYSTEMS (I.E.. SEMIPERMANENT) : Fusible : With other type core)
Patent 5255218: Optical frequency multiple signal processing method
(STATIC INFORMATION STORAGE AND RETRIEVAL : RADIANT ENERGY : Color centers : Diodes)
Patent 5255219: Ultraviolet-erasable type nonvolatile semiconductor memory device having asymmetrical field oxide structure
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Erase : Nonsubstrate discharge : Radiation erasure :)
Patent 5255220: Dual port video memory system having pulse triggered dual column addressing
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Simultaneous operations (e.g., read/write) : Four or more devices per bit)
Patent 5255221: Fully configurable versatile field programmable function element
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including specified plural element logic arrangement : Four or more devices per bit)
Patent 5255222: Output control circuit having continuously variable drive current
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including reference or bias voltage generator : Four or more devices per bit)
Patent 5255223: Semiconductor memory device having alternatively operated equalizing and erasing functions
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including reference or bias voltage generator : Four or more devices per bit)
Patent 5255224: Boosted drive system for master/local word line memory architecture
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including reference or bias voltage generator : Four or more devices per bit)
Patent 5255225: Semiconductor integrated circuit device and memory consisting of semiconductor integrated circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including level shift or pull-up circuit : Four or more devices per bit)
Patent 5255226: Semiconductor memory device with a redundancy circuit bypassing failed memory cells
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : With shift register : Four or more devices per bit)
Patent 5255227: Switched row/column memory redundancy
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)
Patent 5255228: Semiconductor memory device with redundancy circuits
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)
Patent 5255229: Dynamic random access memory including stress test circuitry
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)
Patent 5255230: Method and apparatus for testing the continuity of static random access memory cells
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)
Patent 5255231: Architecture of realizing balance of bit line sense amplifier in DRAM cell array
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Complementing/balancing : Coincident A.C. signal with pulse)
Patent 5255232: DRAM cell plate and precharge voltage generator
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Precharge : Coincident A.C. signal with pulse)
Patent 5255233: Non-volatile semiconductor memory device equipped with sense amplifier circuit for discriminating small differential voltage level
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Sense/inhibit)
Patent 5255234: Redundant means of a semiconductor memory device and method thereof
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Magnetic : Reference or dummy element :)
Patent 5255235: Dynamic random access memory with dummy word lines connected to bit line potential adjusting capacitors
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Magnetic : Reference or dummy element :)
Patent 5255236: ROM card unit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Erase : Holographic)
Patent 5255237: Method of erasing a nonvolatile semiconductor storage
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Multiple pulses (e.g., ramp) : Weak inversion injection)
Patent 5255238: First-in first-out semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Parallel read/write : Holographic)
Patent 5255239: Bidirectional first-in-first-out memory device with transparent and user-testable capabilities
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Serial read/write : Holographic)
Patent 5255240: One stage word line decoder/driver with speed-up Darlington drive and adjustable pull down
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))
Patent 5255241: Apparatus for intelligent reduction of worst case power in memory systems
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Having fuse element)
Patent 5255242: Sequential memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)
Patent 5255243: Random access memory device having transfer gate unit for blocking flash write data buffer unit from parasitic capacitance coupled with bit line
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)
Patent 5255244: Method and apparatus for serially programming an on-chip EPROM in a microcontroller
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)
Patent 5255245: Total field imaging probe
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Well logging : Signal processing)
Patent 5255246: Electroacoustic transducer of the electret type
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Electret : Pressure compensating means)
Patent 5255247: Electronic timepiece including integrated circuitry
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With pulse transforming means : Including transistor : Integrated circuit :)
Patent 5255248: Time line watch
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : DISPLAYS OR DISPLAY DEVICE DETAILS : Dial or hand : By motion or position)
Patent 5255249: Seek control apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Transducer movement control using recorded information indicative of location of information (e.g., track address) : Transducer velocity control : Specific detail of terminating)
Patent 5255250: Combination of a signal source and a recording device for recording n pieces of music generated by the signal source on a magnetic record
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Electrical information signal processing : Copying or editing : Specific detail of terminating)
Patent 5255251: Optical disc cartridge handling apparatus with removable magazine
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in library system : Plural media are discs stored in cartridges : Picker support structure (i.e., mechanism for moving picker) : Of carousel library system)
Patent 5255252: Light spot position detector and optical head
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Servo loop gain/switching control : Variable gain : Recording)
Patent 5255253: Apparatus and method for controlling the velocity of a disk storage head
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Initialization/start-up or changing modes of system : While track jumping or crossing : Means to mask or shield a portion of the beam)
Patent 5255254: Optical disk device
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Details of exterior front face : Door mechanism : Sliding mechanism)
Patent 5255255: Disk loading device
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Capable of only accepting unprotected insertable single optical medium : Loading of optical medium : Edge loading : Roller mechanism :)
Patent 5255256: Optical data storage system with reduced particle contamination
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Environmental control : Door mechanism)
Patent 5255257: Frequency, phase and amplitude control apparatus and method for acousto-optic deflector optimization
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : With particular light source (e.g., laser, CRT with phosphor) : With movement of optical beam (e.g., galvanometer))
Patent 5255258: Microprobe, preparation thereof and electronic device by use of said microprobe
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Electrical modification or sensing of storage medium (e.g., capacitive, resistive, electrostatic charge) : Having photographic storage medium (e.g., variable density or area))
Patent 5255259: Method of access to recording medium, and apparatus and method for processing information
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Electrical modification or sensing of storage medium (e.g., capacitive, resistive, electrostatic charge) : Having photographic storage medium (e.g., variable density or area))
Patent 5255260: Optical recording apparatus employing stacked recording media with spiral grooves and floating optical heads
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM SUBSYSTEM : Access of multiple storage elements (e.g., record changer) : Both sides of disc used : Plural tone arms)
Patent 5255261: Information recording disk
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Track data format/layout : Disc holding or locating (e.g., spindle structure))
Patent 5255262: Multiple data surface optical data storage system with transmissive data surfaces
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Turntable)
Patent 5255263: Information reading system and record carrier and reading device for use in such a system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Track data format/layout : Disc holding or locating (e.g., spindle structure))
Patent 5255264: Distributed control switching network for multi-line telephone communications
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using summation of conferee signals)
Patent 5255265: Controller for input-queued packet switch
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Queuing arrangement : Having input queuing only : Contention resolution for output : At least one bus is a ring network)
Patent 5255266: ATM switching unit
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Control of data admission to the network : Based on data flow rate measurement : Measurement of the peak data flow rate : Loopback of signals on the secondary ring or loop)
Patent 5255267: Apparatus for combining broadband and baseband signal transmissions
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Bridge or gateway between networks : Having central (e.g., common) storage)
Patent 5255268: Data distribution network with improved broadcast feature
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Bridge or gateway between networks : Bridge between bus systems : At least one bus is a ring network : Ring or loop forms backbone for interconnecting other networks : The other networks are ring or loop networks :)
Patent 5255269: Transmission of data by frequency modulation using gray code
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Multiplexing plural input channels to a common output channel : Inserted in gaps in main information)
Patent 5255270: Method of assuring data write integrity on a data storage device
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Replacement of memory spare location, portion, or segment : Shutdown or establishing system parameter (e.g., transmission rate))
Patent 5255271: Integrated circuit internal test mode indicator circuit
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)
Patent 5255272: Predictive tape drive error correction apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Memory access : Error pointer : Error checking code)
Patent 5255273: Method for ascertaining mode hopping free tuning of resonance frequency and the Q-value of an optical resonator and a device for carrying out
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Tuning : Plural Q-switches)
Patent 5255274: Broadband laser source
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Modulation : Frequency multiplying (e.g., harmonic generator))
Patent 5255275: Solid state laser
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Reflector : Hollow electrode)
Patent 5255276: Driver circuit of a tunable laser diode
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Optical output stabilization : Frequency : Rotating prism)
Patent 5255277: Electronic pulse width controller for flashlamp pumped lasers
(COHERENT LIGHT GENERATORS : PARTICULAR COMPONENT CIRCUITRY : Switch (e.g., thyratron, etc.) : Frequency)
Patent 5255278: Semiconductor laser with vertical resonator
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 5255279: Semiconductor laser device, and a method for producing a compound semiconductor device including the semiconductor laser device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer : With saturable absorption layer :)
Patent 5255280: Semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : With saturable absorption layer)
Patent 5255281: Semiconductor laser having double heterostructure
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : With saturable absorption layer)
Patent 5255282: Open waveguide excimer laser
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Electrical : Inductive or capactive excitation : Electron beam)
Patent 5255283: Process for making a custom phase-conjugated circular mirror to be used in a laser resonator that will suit specifications of a user and a
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Reflector : Hollow electrode)
Patent 5255284: Anode for an electic arc furnace utilizing electrode segments
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Furnace body detail : Hearth or crucible : With arc deflection means)
Patent 5255285: Feedback control system for the impedance control of an electric arc furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Power supply system : With power regulation : By changing arc length : With heating between chambers)
Patent 5255286: Multi-point pyrometry with real-time surface emissivity compensation
(THERMAL MEASURING AND TESTING : TEMPERATURE MEASUREMENT (E.G., THERMOMETER) : In spaced noncontact relationship to specimen : By thermally emitted radiation : By single sensor (e.g., elongate or with plural fluid intakes))
Patent 5255287: Transceiver apparatus and methods
(PULSE OR DIGITAL COMMUNICATIONS : MULTILEVEL : With threshold level : Phase shift keying)
Patent 5255288: Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Angle modulation : Frequency shift keying : Minimum shift keying : Quaternary)
Patent 5255289: Symbol timing recovery circuit
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Angle modulation : Phase shift keying : Plural phase (>2) : More than two phases)
Patent 5255290: Method and apparatus for combined frequency offset and timing offset estimation
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)
Patent 5255291: Microprocessor based packet isochronous clocking transmission system and method
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Manchester code or biphase code)
Patent 5255292: Method and apparatus for modifying a decision-directed clock recovery system
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Synchronizer pattern recognizers : More than two phases)
Patent 5255293: Phase locked loop arrangement
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Elastic buffer : With asynchronous data)
Patent 5255294: Sealing device for cylindrical hollow bodies with an opening at an end face, especially for sealing pump sockets in the interior of reactor
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : SEAL ARRANGEMENTS : For nozzle : Deuteron bombardment)
Patent 5255295: Device for measuring the temperature of the primary coolant of a nuclear reactor, with accelerated internal flow
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Temperature or pressure measurement : Rod or support carrying plural elements or diverse materials)
Patent 5255296: Collecting and recirculating condensate in a nuclear reactor containment
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : Auxiliary heat removal structure : Decay heat removal : Pressure vessels)
Patent 5255297: Lower end fitting with multistage flow diffusers
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR STRUCTURES : Orifice or fluid control at inlet or outlet of coolant channels : Spaced internal reflectors or moderators)
Patent 5255298: Locking sleeve plenum spring retainer
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Encased with nonfuel component : Manipulated or used exterior of reactor core)
Patent 5255299: Method of manufacturing nuclear fuel pellets
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Encased with nonfuel component : Homogeneously intermixed : Multiple or composite cladding-type layers)
Patent 5255300: Fuel assembly for boiling water reactors
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Encased with nonfuel component : Moderator or reflector : Alloyed fuel)
Patent 5255301: Apparatus for counting the number of passing persons by stature
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Counting animate or inanimate entities :)
Patent 5255302: Foil-thickness measuring device
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Thickness or density analysis : With movable source or detector :)
Patent 5255303: Multi-purpose emergency room trauma board
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : PHOTOGRAPHIC DETECTOR SUPPORT : With object support or positioning : With real time imaging)
Patent 5255304: Device for centering X-ray film cassettes
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : PHOTOGRAPHIC DETECTOR SUPPORT : For movable film or plate : With object retaining)
Patent 5255305: Integrated voice processing system
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Monitoring : Of line signalling generator (e.g., dial, tone code generator))
Patent 5255306: Cellular interface unit for use with an electronic house arrest monitoring system
(TELEPHONIC COMMUNICATIONS : EMERGENCY OR ALARM COMMUNICATIONS (E.G., WATCHMAN'S CIRCUIT) : Personal monitoring (e.g., for the ill or infirm) : Listening-in or eavesdropping type)
Patent 5255307: Status indicator control for cellular mobile telephone system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Roaming : Ground station control)
Patent 5255308: Wide area cordless telephone system capable of receiving incoming group address calls
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Including private cordless extension system : Multi-users : Auto-dialing)
Patent 5255309: Telephonic-interface statistical analysis system
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message signal analysis : Statistical analysis (e.g., time, date, length of message, etc.) : Inductive pickup)
Patent 5255310: Method of approximately matching an input character string with a key word and vocally outputting data
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Voice activation or recognition : Reproduced signal distributed over telephone line)
Patent 5255311: Data communication apparatus
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Having switching to other communication modes : Having acoustic link)
Patent 5255312: Facsimile machine connectable to various communication equipments
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Having switching to other communication modes : Having acoustic link)
Patent 5255313: Universal remote control system
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote control : Transmission scheme)
Patent 5255314: Switch adjunct integration arrangement
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : Interexchange signalling : With an automatic exchange)
Patent 5255315: Method of rerouting telecommunications traffic
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : Interexchange signalling : Signalling path distinct from trunk (e.g., CCIS) : Having signalling to operator)
Patent 5255316: Hands-free telephone apparatus
(TELEPHONIC COMMUNICATIONS : SUBSTATION OR TERMINAL CIRCUITRY : For loudspeaking terminal : Amplification or attenuation level control : Filtering (FIR, HPF, Widrow-Hoff, LMS) : Directing incoming call to local appliance)
Patent 5255317: Subscriber line interface circuit for serving ISDN subscribers using echo cancellers and POTS subscribers
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Circuitry to provide a coder and decoder function : Suppression (e.g., antisidetone))
Patent 5255318: Expandable cable television subscriber control system
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal masking : Masking signal selectively addressed :)
Patent 5255319: Noise suppressing circuit in an FM tuner
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Broadcast or multiplex stereo : FM final modulation : AM subcarrier : Antinoise : Four or more diodes)
Patent 5255320: Hearing aid
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Spectral control : Feedback suppression)
Patent 5255321: Acoustic transducer for automotive noise cancellation
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ACOUSTICAL NOISE OR SOUND CANCELLATION : Particular transducer or enclosure structure : Inductive pickup)
Patent 5255322: Multi-zone audio distribution amplifier
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ONE-WAY AUDIO SIGNAL PROGRAM DISTRIBUTION : Public address system : Spare amplifier substitution : Device for manipulation)
Patent 5255323: Digital signal processing device and audio apparatus using the same
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING FREQUENCY CONTROL : Having automatic equalizer circuit : With amplitude control)
Patent 5255324: Digitally controlled audio amplifier with voltage limiting
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : Automatic : With amplitude control)
Patent 5255325: Signal processing circuit in an audio device
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : Automatic : With amplitude control)
Patent 5255326: Interactive audio control system
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : VOICE CONTROLLED : With manual volume control)
Patent 5255327: Vibrostimulative device
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : CIRCUITRY COMBINED WITH SPECIFIC TYPE MICROPHONE OR LOUDSPEAKER : With manual volume control)
Patent 5255328: Dynamic microphone
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Electromagnetic (e.g., dyynamic) : Having diaphragm support feature : Electrical hardware feature)
Patent 5255329: High-speed fault detecting method and apparatus
(IMAGE ANALYSIS : APPLICATIONS : Document or print quality inspection (e.g., newspaper, photographs, etc.) : License plate)
Patent 5255330: Image acquisition sample clock phase control employing histogram analysis
(IMAGE ANALYSIS : HISTOGRAM PROCESSING : Color correction)
Patent 5255331: Production of an image model and inspection of a pixel representation of an image
(IMAGE ANALYSIS : APPLICATIONS : Document or print quality inspection (e.g., newspaper, photographs, etc.) : License plate)
Patent 5255332: NxN Optical crossbar switch matrix
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Matrix switch (i.e., M X N, where M and N are 3 or more) :)
Patent 5255333: Opto-electronic transducer arrangement having a lens-type optical coupling
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Mode strippers)
Patent 5255334: Directional coupler type optical device and a driving method therefor
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Electrodes on or near the coupling region : Directional coupler :)
Patent 5255335: Optical fiber coupler and its manufacturing Method
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Tapered coupler : Directional coupler)
Patent 5255336: Injection molded optical coupling elements
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Star coupler : Directional coupler)
Patent 5255337: Splice case for optical fibre cable
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)
Patent 5255338: Heat pump water heater control circuit
(ELECTRIC RESISTANCE HEATING DEVICES : : Tank or container type liquid heater : Line connected tank : With immersion heating element : Removably inserted through fill opening)
Patent 5255339: Low bit rate vocoder means and method
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)
Patent 5255340: Method for detecting voice presence on a communication line
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)
Patent 5255341: Command input device for voice controllable elevator system
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)
Patent 5255342: Pattern recognition system and method using neural network
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)
Patent 5255343: Method for detecting and masking bad frames in coded speech signals
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Specialized equations or comparisons : Viterbi trellis : Cross-correlation)
Patent 5255344: Inference rule determining method and inference device
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Learning method : Beamforming (e.g., target location, radar))
Patent 5255345: Genetic algorithm
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : MACHINE LEARNING : Genetic algorithm and genetic programming system : By neural network)
Patent 5255346: Method and apparatus for design of a vector quantizer
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Learning method : Beamforming (e.g., target location, radar))
Patent 5255347: Neural network with learning function
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Learning method : Beamforming (e.g., target location, radar))
Patent 5255348: Neural network for learning, recognition and recall of pattern sequences
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Structure : Architecture :)
Patent 5255349: Electronic neural network for solving "traveling salesman" and similar global optimization problems
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Structure : Hybrid network (i.e., analog and digital) : Single-layer)
Patent 5255350: Process for computing dyeing and printing recipes in accordance with a given shade
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