Patents 5253061 - 5253313

 

 

Patent 5253061: Method and apparatus for controlling television image processing based upon television program detection
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : For display of additional information)

Patent 5253062: Image displaying apparatus for reading and writing graphic data at substantially the same time
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : With details of static storage device : Chrominance channel circuitry)

Patent 5253063: Apparatus which employs the variable weighing coefficients for a transversal filter and a singular line memory to compensate for ghost
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Ghost elimination (e.g., multipath) : Complementary system (e.g., preemphasis - deemphasis))

Patent 5253064: Video camera apparatus with electronic zoom control and method therefor
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Zoom : Electronic zoom : Details of communication between memory and camera)

Patent 5253065: Digital video effects system for reproducing moving effects
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Strobe (e.g., ball tracker) : Tuning indication)

Patent 5253066: TV recording and viewing control system
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : ACCESS CONTROL OR BLOCKING : Of specific program (e.g., based on program rating) : Combined with detecting VCR operation)

Patent 5253067: Channel labeling apparatus for a television receiver wherein graphics and text labels may be selected from a preprogrammed list
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For display of additional information : Receiver indicator (e.g., on screen display) : Tuning indication : Compression)

Patent 5253068: Gun shaped remote control unit for a television
(TELEVISION : RECEIVER CIRCUITRY : Remote control : Tuning voltage)

Patent 5253069: Photographic slide-to-video tape converter
(TELEVISION : SPECIAL APPLICATIONS : Film, disc or card scanning : Slide : Color TV)

Patent 5253070: System and method for automatically detecting a variation of video information
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : Intrusion detection : Motion detection : Motion detection)

Patent 5253071: Method and apparatus for stabilizing an image produced in a video camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Camera image stabilization : Motion correction : Mechanical : Optics, lens shifting :)

Patent 5253072: Device for fixing a microphone on a video camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Support or housing : For specified accessory : Periodic shuttering)

Patent 5253073: Electronic data multiplexing in a full color pulsed laser projector and method
(TELEVISION : VIDEO DISPLAY : Projection device : Single light modulator : Color TV : Beam combining)

Patent 5253074: Temperature compensated color LCD projector
(TELEVISION : VIDEO DISPLAY : Projection device : Single light modulator : Color TV : Liquid crystal : Including frame or field delays (e.g., motion adaptive))

Patent 5253075: Image signal coding/decoding system using adaptive quantization
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)

Patent 5253076: Video signal recording-reproduction device
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Channel splitting : Selective mode (e.g., still or motion))

Patent 5253077: Method of controlling digital copying machine
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile memory monitoring : Composite image)

Patent 5253078: System for compression and decompression of video data using discrete cosine transform and coding techniques
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Transform coding : Discrete cosine or sine transform : With a multilevel classifier)

Patent 5253079: Facsimile apparatus having improved error check function of reception data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil) : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))

Patent 5253080: Picture signal binarization apparatus avoiding a need for memory devices or shift registers for storing binary picture signals before output
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Signal sampling and conversion : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5253081: Image recording device
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Plural images combined into a single image : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5253082: Image forming apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control :)

Patent 5253083: Image reading apparatus having improved shading correction
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Shade correction : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5253084: General kernel function for electronic halftone generation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Picture signal thresholding : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5253085: Variable scanning speed optical scanning device
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Coherent light : Including a polygon reflector : Stochastic or random dithering)

Patent 5253086: Holographic device for combining laser beams
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using modulated or plural reference beams : Having nonplanar recording medium surface)

Patent 5253087: Holographic laser beam scanning apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : With aberration correction : Crystalline material)

Patent 5253088: Method to reduce cross scan error visibility during manufacture of a hologon
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Scanner : Flat rotating disk :)

Patent 5253089: Backlighted liquid crystal display unit
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Particular illumination : With integral optical element for guiding or distributing light from the light source : Edge lit type light guide behind liquid crystal : Varistor)

Patent 5253090: Liquid crystal electro-optic device with two materials different in refractive index dispersed in the liquid crystal
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microencapsulated or polymer dispersed liquid crystal : With particular encapsulating medium : With second material between liquid crystal and encapsulating medium : With particular insulating layer)

Patent 5253091: Liquid crystal display having reduced flicker
(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 : Redundancy (e.g., plural control elements or electrodes))

Patent 5253092: Lateral MIM device and method of production
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : Two terminal nonlinear switching device (e.g., N-I-N, S-I-S, Ferroelectric, etc.) : Metal-insulator-metal (i.e., MIM) : With particular insulating layer : With gate electrode between liquid crystal and semiconductor layer)

Patent 5253093: Row electrode driving circuit for a display 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) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Particular row or column control (e.g., shift register) : Smooth or continuous)

Patent 5253094: Optical interconnection network
(OPTICAL COMMUNICATIONS : MULTIPLEX : Wavelength division or frequency division (e.g., Raman, Brillouin, etc.) : Multiple Access (e.g., CDMA))

Patent 5253095: Full duplex communication system and method of using same
(OPTICAL COMMUNICATIONS : OPTICAL COMMUNICATION OVER FREEE SPACE : Transceivers : Including alignment : Feedback control)

Patent 5253096: Digital pulse optical transmitter and receiver for local area network applications
(OPTICAL COMMUNICATIONS : TRANSMITTER : Having particular modulation : Pulse modulation : Using optical phase conjugation)

Patent 5253097: Demodulator and a polarization diversity receiver for coherent optical communication provided with the demodulator
(OPTICAL COMMUNICATIONS : RECEIVER : Heterodyne : Including polarization : For modulator control)

Patent 5253098: Optical scanner
(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 :)

Patent 5253099: Reflective optical modulator
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Etalon structure : Kerr cell)

Patent 5253100: Solid electrolytes for conducting polymer-based color switchable windows and electronic display services
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Particular nonplanar electrode arrangement : Liquid medium)

Patent 5253101: Electrochromic material and method of making an electrochromic material
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Microscope : With plural optical axes : Side-by-side fields : Adjusting input signal power)

Patent 5253102: Optical wavelength converter system
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL FREQUENCY CONVERTER : Harmonic generator : Magneto-optic crystal material)

Patent 5253103: Nonlinear optics utilizing composite optical material architectures for providing enhanced nonlinear susceptibility
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL FREQUENCY CONVERTER : Harmonic generator : Third harmonic : PLZT material)

Patent 5253104: Balanced optical amplifier
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Pumping : With multiple systems : Adjusting input signal power)

Patent 5253105: Solar mirror, process for its manufacture and its use
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Multilayer filter or multilayer reflector : Infrared lens)

Patent 5253106: Oblique viewing system for microscopes
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Microscope : Two or more in a series)

Patent 5253107: Panoramic interactive system including coordinated movement of a film record within a viewing head
(OPTICAL: SYSTEMS AND ELEMENTS : STEREOSCOPIC : Stereo-viewers : View changers : Picture moves linearly past viewing aperture : Using film strips : Spacing of optical elements axially adjustable)

Patent 5253108: Helmet-mounted display
(OPTICAL: SYSTEMS AND ELEMENTS : BINOCULAR DEVICES : Reflected line of sight : Supporting, mounting, enclosing or light shielding structure)

Patent 5253109: Electro-optic device with constant light transmitting area
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With mirror (e.g., mirror with glare screen, etc.) : Anti-glare mirror : Adjustable : With single transparent coating between spheres and atmosphere)

Patent 5253110: Illumination optical arrangement
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By surface composed of lenticular elements : Collapsible or foldable)

Patent 5253111: Cemented plastic lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Eyepiece : Having one component : With additional reflector (e.g., serial reflections, etc.))

Patent 5253112: Rear conversion lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Selective magnification by exchanging or adding a lens component : To the rear of a basic lens : In a variable media (e.g., gas, elastomer, etc.))

Patent 5253113: Wide-angle zoom lens having five lens units
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Reverse telephoto : In a variable media (e.g., gas, elastomer, etc.))

Patent 5253114: Zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Three groups : + - - + Arrangement)

Patent 5253115: Rearview mirror with an operating condition display
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : With refracting surface)

Patent 5253116: Collimated viewing device with off-axis spherical mirror for simulator
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Plural mirrors or reflecting surfaces : With successive reflections : Including curved mirror surfaces in series : Bayonet coupling)

Patent 5253117: Reflecting objective system
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Plural mirrors or reflecting surfaces : With successive reflections : Including curved mirror surfaces in series : With concave and convex mirrors in series : Sliding barrels)

Patent 5253118: Disk speed controller using field memory read/write cycle with adaptive lock
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Time (e.g., phase or frequency) correction : Of relative transducer/record medium speed : Using control signal on the recording medium)

Patent 5253119: Digital image reproduction apparatus and method
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Having static memory : Disc)

Patent 5253120: Recording/reproducing apparatus for more efficient recording and reproduction of audio and video signals
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Multiplexing or demultiplexing : Plurality of audio channels :)

Patent 5253121: Recording and/or reproducing apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Track searching : Numerical code)

Patent 5253122: Recording of digital video signals on a magnetic medium having a particular energy product and surface roughness
(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 5253123: Apparatus for digitally recording time-multiplexed digital information and pilot signals with different recording current levels
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Head amplifier circuit : Intra-cell transition)

Patent 5253124: Apparatus for forming recording tracks on disks with different track-number formats
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data in specific format : Intra-cell transition)

Patent 5253125: Method and apparatus for data fill in failing read channel in parallel transfer drives
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)

Patent 5253126: Raw error monitoring and reporting
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data verification : With incremental movement between record and head)

Patent 5253127: Video tape recorder having a special demagnetizing function
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Selective erase recording : With incremental movement between record and head)

Patent 5253128: Signal recording and reproducing apparatus with redundant control signal head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Signal switching : Between heads in alternate engagement with medium :)

Patent 5253129: Removable and transportable hard disk subsystem
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Specifics of the amplifier)

Patent 5253130: Head track alignment arrangement in a magnetic tape recorder
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Elongated web carrier (i.e., tape) : Transverse scan path : By pilot signal : Plural pilot signals along single transverse path :)

Patent 5253131: Servo pattern for location and positioning of information on a disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : By recorded servo reference or address signal : Stepping motor)

Patent 5253132: Cassette tape capstan drive with rocker above capstan for swinging pressure roller out of and into ready position and with magnet-force
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)

Patent 5253133: Portable modular hard disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Tape in container)

Patent 5253134: Thin-film magnetic head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5253135: Magnetic head having a tape sliding surface and projections formed on the tape sliding surface
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head accessory : Record guide : Tape record : Using conductor)

Patent 5253136: Tape cassette having an information indicating portion for indicating information relating to predetermined characteristics of the tape
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5253137: Integrated circuit having a sense amplifier
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Data preservation)

Patent 5253138: Simplified supplying system of the position identification potentiometers of electronic memory mechanisms of a motor for setting
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : POLARITY REVERSING : Synchronization of shafts)

Patent 5253139: Portable electronic apparatus having a detachable display unit and a socket lid
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including display support : Fluid)

Patent 5253140: Connector unit for input/output module of programmable controller having disengagement lever
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : With retractable or readily detachable chassis)

Patent 5253141: Modular mainframe computer system having an interconnection portion in assembly with a CPU and extending from a cabinet
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : Input/output device support : Disk drive support)

Patent 5253142: Body structure for a pocket computer having a fastener with multiple spaced apart elements
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including display support : Fluid)

Patent 5253143: Housing for an electronic circuit with two separable housing parts
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : With printed circuit boards : Stacked)

Patent 5253144: Device housing having an integrated circuit board
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : With printed circuit boards : Stacked)

Patent 5253145: Compliant cantilever surface mount lead
(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 5253146: Earthed intermediate frame for circuit boards
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Plural : Having semiconductive device)

Patent 5253147: Shock and vibration isolation mounting device having suspension vibration dampening
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Component mounting or support means : Diode)

Patent 5253148: Electric double layer capacitor
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Solid electrolytic capacitor (e.g., dry electrolytic capacitor) : Casing : With header, cover, or endseal : With potting : Specific alignment or guide means)

Patent 5253149: Illuminated jewelry
(ILLUMINATION : WITH WEARING APPAREL OR BODY SUPPORT : Jewelry : Including specific light bulb mounting)

Patent 5253150: Warning light
(ILLUMINATION : SELF POWERED LAMP : Rechargeable electrical source of with external connections : Dome structure)

Patent 5253151: Luminaire for use in backlighting a liquid crystal display matrix
(ILLUMINATION : CURVILINEAR LIGHT SOURCE : With corrugated, faceted or fluted reflector and/or lens)

Patent 5253152: Lightweight plug-in fluorescent lamp assembly
(ILLUMINATION : ELONGATED SOURCE LIGHT UNIT OR SUPPORT : With means to accommodate additional circuit element : With switch)

Patent 5253153: Vehicle headlamp comprising a metal-halide discharge lamp including an inner envelope and a surrounding shroud
(ILLUMINATION : LIGHT SOURCE (OR SUPPORT THEREFOR) AND MODIFIER : Including reflector : Enclosed light source : Refractor)

Patent 5253154: Headlamp leveling arrangement
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Including headlamp beam measuring or indicating (e.g., headlamp beam leveling, aiming, inclination detecting) : Plumb or level having liquid-type bubble : With pin and slot motion transmission means)

Patent 5253155: Circuit and method for controlling output current balance between parallel driven PWM-type power inverting units
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Having plural converters for single conversion : Plural inverters : In parallel)

Patent 5253156: Semiconductor integrated circuit unit
(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 transistor control means in the line circuit : For bridge-type inverter : With plural control windings)

Patent 5253157: Half-bridge inverter with capacitive voltage equalizer
(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 transistor control means in the line circuit : For bridge-type inverter : With plural control windings)

Patent 5253158: Apparatus for supporting the development of sequence software to be used in automated equipments, and method thereof
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Sequential or selective : Sequence program response : Specific programming (e.g., relay or ladder logic))

Patent 5253159: Electrical distribution system having controller responsive to multiple command paths
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Sequential or selective : Electrical power distribution : Specific programming (e.g., relay or ladder logic))

Patent 5253160: Centralized control means for manipulating plant control systems
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having operator control interface (e.g., control/display console) : Backup/standby)

Patent 5253161: Method for routing data in a near-optimal manner in a distributed data communications network
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER DATA ROUTING : Least weight routing : Congestion avoiding)

Patent 5253162: Shielding field method and apparatus
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Position indicating (e.g., triangulation) : Land vehicle location (e.g., bus, police car : Having traffic control)

Patent 5253163: Electronic cash register
(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 : Specified transaction journal output feature (e.g., printed receipt, voice output, etc.) : Staff scheduling or task assignment)

Patent 5253164: System and method for detecting fraudulent medical claims via examination of service codes
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Health care management (e.g., record management, ICDA billing) : Including remote charge determination or related payment system)

Patent 5253165: Computerized reservations and scheduling system
(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 : Patient record management)

Patent 5253166: Pre-ticket travel reservation record keeping system
(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 : Patient record management)

Patent 5253167: Remote maintenance/supervisory system and method for automated teller machines
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Finance (e.g., banking, investment or credit) : Including funds transfer or credit transaction : Remote banking (e.g., home banking) : Including Automatic Teller Machine (i.e., ATM) :)

Patent 5253168: System for creative expression based on biofeedback
(SURGERY : DIAGNOSTIC TESTING : Via monitoring a plurality of physiological data, e.g., pulse and blood pressure :)

Patent 5253169: Method and apparatus for reducing x-ray dosage during fluoroscopic examinations
(SURGERY : DIAGNOSTIC TESTING : Detecting nuclear, electromagnetic, or ultrasonic radiation : Detectable material placed in body : With stereotactic device)

Patent 5253170: Apparatus for computerized tomography, method of same, and apparatus for computerized tomography scanning
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Source or detector translation within plane : Radial :)

Patent 5253171: Parallel processing method and apparatus based on the algebra reconstruction technique for reconstructing a three-dimensional
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography :)

Patent 5253172: Method and apparatus for learning neutral position of vehicle steering angle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Steering control : Artificial intelligence (e.g., fuzzy logic))

Patent 5253173: Method for evaluating a sensor signal
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Control of vehicle safety devices (e.g., airbag, seat-belt, etc.) : Artificial intelligence (e.g., fuzzy logic))

Patent 5253174: Active suspension with variable roll rigidity distribution ratio
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Attitude change suppressive control (e.g., antiroll or antipitch) : Inner/outer loop)

Patent 5253175: Method for preliminarily printing blank for tapered draw-formed body
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Having identification controlled manufacturing operation)

Patent 5253176: Apparatus and method for producing variable configuration die
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Work positioning : Mobile transport)

Patent 5253177: Photo-solidification modeling device
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Three-dimensional product forming : Rapid prototyping (e.g., layer-by-layer, material deposition) : Job release determination)

Patent 5253178: Wire-type electrical discharge machining method and apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having particular tool or tool operation : Electrical discharge machining (EDM) : Thickness control)

Patent 5253179: Compensation for line frequency variation
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Signal frequency or phase correction : Tare weight adjusted)

Patent 5253180: Apparatus and method for diagnosis of power appliances
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Electrical signal parameter measurement system : For electrical fault detection : Fault location : Torsional, shear, tensile, or compression)

Patent 5253181: Programmable one-board computer, and methods of verification of logic circuit and alteration to actual circuit using the programmable
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Programmable integrated circuit (e.g., basic cell, standard cell, macrocell) : PLA, PLD, FPGA, OR MCM)

Patent 5253182: Method of and apparatus for converting design pattern data to exposure data
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : DESIGN OF SEMICONDUCTOR MASK : Pattern exposure : PLA, PLD, FPGA, OR MCM)

Patent 5253183: Obtaining a spectrogram from a single scanning of interference fringes
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Utilizing a spectrophotometer (i.e., plural beam) : By light)

Patent 5253184: Failure and performance tracking system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Diagnostic analysis : Maintenance : Odometer)

Patent 5253185: Valve diagnostic system including auxiliary transducer box
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Diagnostic analysis : By radiant energy (e.g., X-ray, light))

Patent 5253186: Process facility monitoring method including transformation of sequential conditions into constraining conditions
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Probability determination)

Patent 5253187: Coordinate input apparatus
(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 5253188: Built-in system for antenna calibration, performance monitoring and fault isolation of phased array antenna using signal injections and RF
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Diagnostic analysis : By radiant energy (e.g., X-ray, light))

Patent 5253189: Qualitative kinematics
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Mechanical :)

Patent 5253190: Weighted temperature measurement using multiple sensors
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Temperature measuring system : By resistive means : Frequency)

Patent 5253191: Electronic computer capable of entering unary operator using prefix notation
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Having specialized input : Including specific keyboard-type information entry : Key sequencing (i.e., sequence defines function) :)

Patent 5253192: Signal processing apparatus and method for iteratively determining Arithmetic Fourier Transform
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Transform : Fourier : Equalizer)

Patent 5253193: Computer method and apparatus for storing a datum representing a physical unit
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Floating point : Butterfly circuit)

Patent 5253194: Digital multiplier
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Prediction)

Patent 5253195: High speed multiplier
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Repeated addition :)

Patent 5253196: MOS analog memory with injection capacitors
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Data security : Overlays)

Patent 5253197: Semiconductor associative memory device with current sensing
(STATIC INFORMATION STORAGE AND RETRIEVAL : ASSOCIATIVE MEMORIES : Magnetic)

Patent 5253198: Three-dimensional optical memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : RADIANT ENERGY : Semiconductive)

Patent 5253199: JJ-MOS read access circuit for MOS memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Superconductive : Josephson : Biax)

Patent 5253200: Electrically erasable and programmable read only memory using stacked-gate cell
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Drive circuitry (e.g., word line driver) : Verify signal)

Patent 5253201: Writing control circuit employed in non-volatile semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Drive circuitry (e.g., word line driver) : Verify signal)

Patent 5253202: Word line driver circuit for dynamic random access memories
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Semiconductive)

Patent 5253203: Subarray architecture with partial address translation
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Multiplexing : Four or more devices per bit)

Patent 5253204: Semiconductor memory device having a boost circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including signal clamping : Four or more devices per bit)

Patent 5253205: Bit line and cell plate clamp circuit for a DRAM
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including signal clamping : Four or more devices per bit)

Patent 5253206: Electrically erasable programmable read-only memory with threshold value measurement circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Logic connection (e.g., NAND string) : Weak inversion injection)

Patent 5253207: Semiconductor memory device having dual ports
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Simultaneous operations (e.g., read/write) : Four or more devices per bit)

Patent 5253208: Identification circuit for indicating redundant row or column substitution
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5253209: Integrated semiconductor memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)

Patent 5253210: Paritioned bit line structure of EEPROM and method of reading data therefrom
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Bank or block architecture : Rectangular bars)

Patent 5253211: Semiconductor memory device capable of performing refresh operation in reading or writing
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Data refresh : Holographic)

Patent 5253212: Semiconductor memory IC and semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Data preservation)

Patent 5253213: Semiconductor memory used for changing sequence of data
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Combined random and sequential addressing : Including magnetic element)

Patent 5253214: High-performance memory controller with application-programmable optimization
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)

Patent 5253215: Method and apparatus for high speed determination of j.sup.th roots and reciprocals of j.sup.th roots
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Evaluation of root : Overflow or underflow)

Patent 5253216: Sonar countermeasure
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SONAR COUNTER-MEASURES :)

Patent 5253217: Method for seismic exploration including compensation for near surface effects
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Filters : Inverse filters :)

Patent 5253218: Compact magazine loaded disk player
(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 disc changer : Plural media are unprotected (i.e., discs that are not in cartridges) : Having particular mechanism or slot for transferring disc into changer from outside : Movable drive)

Patent 5253219: High count seismic data collection and transmission through analog time multiplexing
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Telemetry : Multiplex : Time : Normal moveout)

Patent 5253220: Fish finder
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : ECHO SYSTEMS : Distance or direction finding : With indicator : Transducer switching or gating)

Patent 5253221: Null steering device
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : RECEIVER CIRCUITRY : Telemetering)

Patent 5253222: Omnidirectional fiber optic hydrophone
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Exclusive-type receiver : Electrically driven underwater bells or sirens)

Patent 5253223: Seismic device
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Receivers : Transducer with resonant or damping structure)

Patent 5253224: Method and electrical system for recording and processing time-related date
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5253225: Compass watch of the mechanically or electromechanically driven type and bezel specifically intended for such a watch
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : ASTRONOMICAL : With navigational display : Actuation of a running-time meter)

Patent 5253226: Radio-controlled timepiece with antenna coil
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : PLURAL TIMEPIECE SYSTEM OR SYSTEM DEVICE (E.G., PRIMARY OR SECONDARY CLOCKS) : With wireless synchronization : With jumper spring)

Patent 5253227: Time-piece
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With manually actuated display : With mechanical or electromechanical resetting)

Patent 5253228: Interval timer
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With electro-optical display : Hand and dial)

Patent 5253229: Electronic timepiece including integrated circuitry
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With pulse transforming means : Including transistor : Integrated circuit :)

Patent 5253230: Alarm clock with a switch button asembly
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : SIGNALLING MEANS : Time condition responsive (i.e., alarm) : With shutoff : For short period : Having alarm winding arbor)

Patent 5253231: Braking arrangement for a gear wheel
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : ARBOR AND PINION DETAILS : Switch or detent)

Patent 5253232: Magneto-optical recording apparatus having a magnetic slider with increased rail width
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Magnetic field generation : Magnetic field transducer assembly : Changing size of magnetic domain)

Patent 5253233: Method of making a magneto-optical recording medium that includes a light interference layer having specified characteristics
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Specific detail of recording medium : Light beam transducer assembly)

Patent 5253234: Disk storage/select player
(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 disc changer : Having particular cabinet : Having particular mechanism or slot for transferring disc into changer from outside)

Patent 5253235: Disk player wherein a plurality of compact disks and a laser disk are rotated with a single motor
(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 disc changer : Plural media are unprotected (i.e., discs that are not in cartridges) : Having particular internal transfer mechanism for transferring disc while disc is inside of disc changer : In carousel changer)

Patent 5253236: Optical beam focusing and tracking system for an optical disk information storage device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Optical head servo system structure : Structure for shaping beam or causing astigmatic condition : Means to mask or shield a portion of the beam : Having particular mechanism or slot for transferring disc into changer from outside)

Patent 5253237: Optical head device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Plural incident beams : Variable gain)

Patent 5253238: Arrangement for producing precise tracking error signal for optical disk device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Servo signal compared to a reference signal : Structure for shaping beam or causing astigmatic condition)

Patent 5253239: Control apparatus for tracking a light beam on a track of an optical recording medium
(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 5253240: Tracking error detecting system for removing an offset in an optical disk player
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Means to compensate for defect or abnormal condition : Servo loop gain/switching control)

Patent 5253241: Optical recording apparatus for recording auxillary signals used for focus control
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Recording : Recording)

Patent 5253242: Double-sided optical disc player
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Mechanism control by the control signal : Control of transducer assembly mechanism : By program or address signal : For storage)

Patent 5253243: Recording and reproducing timing generating apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Control of information signal processing channel : For phase, timing, or rate processing : Using a reproduced information of specified preformat, header, or reference area)

Patent 5253244: System for recording digital information in a pulse-length modulation format
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : BINARY PULSE TRAIN INFORMATION SIGNAL : Having specific code or form generation or regeneration processing : By interpolating or maximum likelihood detecting)

Patent 5253245: Optical data storage tracking system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : With detail, configuration, or adjunct of element having slit or aperture in radiation path : With movement of optical beam (e.g., galvanometer) : Sectioned element)

Patent 5253246: Universal data storage element for providing various data storage media in a standard exterior housing
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : OPTICAL STORAGE MEDIUM STRUCTURE : Disk cartridge : Providing a centering protrusion or projection)

Patent 5253247: Traffic control method and traffic control system for controlling cell traffic in an asynchronous transfer mode communication network
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Control of data admission to the network : Based on data flow rate measurement : Using a spare channel)

Patent 5253248: Congestion control for connectionless traffic in data networks via alternate routing
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative channel : Spare channel : Using a spare channel)

Patent 5253249: Bidirectional transceiver for high speed data system
(MULTIPLEX COMMUNICATIONS : DUPLEX : Duplex diplex)

Patent 5253250: Routing and switching of high-speed optical data with the header transmitted on a subcarrier frequency
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)

Patent 5253251: Switching system with time-stamped packet distribution input stage and packet sequencing output stage
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Sequencing or resequencing of packets to insure proper output sequence order : Address concatenation)

Patent 5253252: Token device for distributed time scheduling in a data processing system
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Polling : Passing a signal identifying the idle or busy state of a channel (e.g., token passing) : On bus : On ring or loop : At least one bus is a ring network)

Patent 5253253: Message bus slot update/idle control in RF trunking multisite switch
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Using trunking : Channel assignment : Combining or distributing information via time channels)

Patent 5253254: Telecommunications system with arbitrary alignment parallel framer
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Synchronizer pattern recognizers : More than two phases)

Patent 5253255: Scan mechanism for monitoring the state of internal signals of a VLSI microprocessor chip
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Structural (in-circuit test) : Clock or synchronization)

Patent 5253256: Array disk apparatus with unsuccessful reconstruction indicating function
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Memory access : Dynamic data storage : Disk array : Synchronization maintenance of processors)

Patent 5253257: Recording error detector circuit and recording reproducing apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Memory access : Dynamic data storage : Tape : Synchronization maintenance of processors)

Patent 5253258: Optically encoded phase matched second harmonic generation device and self frequency doubling laser material using semiconductor
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Nonlinear device : Frequency multiplying (e.g., harmonic generator) : Rotating prism)

Patent 5253259: Frequency doubler and visible laser source having a heater
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Nonlinear device : Frequency multiplying (e.g., harmonic generator) : Rotating prism)

Patent 5253260: Apparatus and method for passive heat pipe cooling of solid state laser heads
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)

Patent 5253261: Gas laser solenoid and cooling apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)

Patent 5253262: Semiconductor laser device with multi-directional reflector arranged therein
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5253263: High-power surface-emitting semiconductor injection laser with etched internal 45 degree and 90 degree micromirrors
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5253264: Optical semiconductor device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer : With superlattice structure :)

Patent 5253265: Semiconductor laser device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : Disordered region :)

Patent 5253266: MBE effusion source with asymmetrical heaters
(INDUSTRIAL ELECTRIC HEATING FURNACES : ELECTRON BEAM FURNACE DEVICE : Arc furnace)

Patent 5253267: Laser multiple feedback control circuit and method
(COHERENT LIGHT GENERATORS : PARTICULAR COMPONENT CIRCUITRY : Having feedback circuitry : Frequency)

Patent 5253268: Method and apparatus for the correlation of sample bits of spread spectrum radio signals
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Correlation-type receiver :)

Patent 5253269: Delta-coded lag information for use in a speech coder
(PULSE OR DIGITAL COMMUNICATIONS : PULSE CODE MODULATION : Differential : Single bit (delta) : Pre/post filtering)

Patent 5253270: Apparatus useful in radio communication of digital data using minimal bandwidth
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Amplitude modulation : Vestigial or single sideband or suppressed carrier : Trellis encoder or Trellis decoder)

Patent 5253271: Method and apparatus for quadrature amplitude modulation of digital data using a finite state machine
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Synchronized)

Patent 5253272: Digital data transmission system with adaptive predistortion of transmitted pulses
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Antinoise or distortion (includes predistortion) : Phase locked loop)

Patent 5253273: ISDN "S" signal detection and display apparatus
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Separate mark and space channels)

Patent 5253274: Means to differentiate between commands and data on a communications link
(PULSE OR DIGITAL COMMUNICATIONS : MISCELLANEOUS : Phase displacement, slip or jitter correction)

Patent 5253275: Audio and video transmission and receiving system
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)

Patent 5253276: Dual-longitudinal-mode ultrasonic testing
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Vessel monitoring or inspection : Rod or support carrying plural elements or diverse materials)

Patent 5253277: Vent assembly
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : HANDLING OF FISSION REACTOR COMPONENT STRUCTURE WITHIN REACTOR SYSTEM : Fuel component : Charging or discharging of fuel : Refueling ball-type reactors : Moderator dump)

Patent 5253278: Fuel assembly, channel box, production method of channel box, and core of nuclear reactor
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Plural fuel segments or elements : In pack or bundle : Alloyed fuel)

Patent 5253279: Semiconductor integrated circuit having a built-in programmable divider
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : STARTING, STOPPING, PRESETTING OR RESETTING THE COUNTER : Counter chains with a radix or base other than the number two raised to an integral power : Programmable (e.g., with mechanical or electromechanical switch means for selecting the count : Field-effect transistor)

Patent 5253280: Sample cell support assembly for fluorescent X-ray analysis
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Fluorescence : Composition analysis : Continuous image)

Patent 5253281: X-ray diagnostics installation for subtraction angiography
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : With image subtraction or addition : With image subtraction)

Patent 5253282: System for selective material imaging
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : Thickness or density analysis)

Patent 5253283: Inspection method and apparatus with single color pixel imaging
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : With automatic image brightness control : Plural diverse X-ray analysis)

Patent 5253284: X-Ray tube noise reduction using non-glass inserts
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : For safety or protection)

Patent 5253285: Automated interactive telephone communication system for TDD users
(TELEPHONIC COMMUNICATIONS : INCLUDING AID FOR HANDICAPPED USER (E.G., VISUAL, TACTILE, HEARING AID COUPLING) : With automatic dialing or transmission of recorded audio message)

Patent 5253286: Apparatus for focusing image in television camera for video telephone
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) :)

Patent 5253287: Method of operating cordless telephone system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Message storage or retrieval : Privacy, lock-out, or authentication)

Patent 5253288: Alternate destination call redirection for telecommunications systems
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : With interexchange network routing : Alternate routing : Failure (e.g., disaster, overload, blockage) : Expiration of predetermined time period)

Patent 5253289: Terminal connection device
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal reception at substation : Incoming call alerting : Visual indication of incoming call (e.g., LED or light bulb) : Directing incoming call to local appliance)

Patent 5253290: Circuit arrangement for the transmission of telecommunication signals
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Wire distribution)

Patent 5253291: Hybrid balance and combination codec filter circuit
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Additional signal enhancement (e.g., voice processing or recognition))

Patent 5253292: Portable radiotelephone support assembly
(TELEPHONIC COMMUNICATIONS : TERMINAL : Switch or switch actuator structure : Receiver or handset position responsive (e.g., hookswitch) : Movable holder for receiver or handset : Directing incoming call to local appliance)

Patent 5253293: Adaptive data ciphering/deciphering apparatuses and data communication system using these apparatuses
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Symmetric key cryptography : Including a modem : Nonlinear or chaotic system)

Patent 5253294: Secure transmission system
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Symmetric key cryptography : Key derived from addressable memory element : Nonlinear or chaotic system)

Patent 5253295: Process for authentication, by an outside medium, of a portable object connected to that medium via a transmission line and system for
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Central trusted authority provides computer authentication : Including intelligent token : Revocation or expiration)

Patent 5253296: System for resisting interception of information
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Time segment interchange : Synchronization)

Patent 5253297: Data processing system with cryptographic facility
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Security kernel or utility : Security levels : Revocation or expiration)

Patent 5253298: Reducing audible noise in stereo receiving
(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 5253299: Noise reduction apparatus in an FM stereo 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 5253300: Solar powered hearing aid
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Power supply or programming interface terminals : Helical spring)

Patent 5253301: Nondirectional acoustic generator and speaker system
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) : Loudspeakers driven in given phase relationship : Speaker or channel switching)

Patent 5253302: Method and arrangement for automatic optical classification of plants
(IMAGE ANALYSIS : APPLICATIONS : Animal, plant, or food inspection : License plate)

Patent 5253303: Character recognizing method and apparatus thereof
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Segmenting individual characters or words : Separating touching or overlapping characters : Alignment, registration, or position determination)

Patent 5253304: Method and apparatus for image segmentation
(IMAGE ANALYSIS : APPLICATIONS : Mail processing : ZIP code :)

Patent 5253305: Character boundary identification method and system
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Using projections (i.e., shadow or profile of characters) : Alphanumerics)

Patent 5253306: Method of matching patterns and apparatus therefor
(IMAGE ANALYSIS : APPLICATIONS : Document or print quality inspection (e.g., newspaper, photographs, etc.) : License plate)

Patent 5253307: Image analysis to obtain typeface information
(IMAGE ANALYSIS : PATTERN RECOGNITION : Region labeling (e.g., page description language))

Patent 5253308: Massively parallel digital image data processor using pixel-mapped input/output and relative indexed addressing
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Multilayered image transformations : Parallel processing : Where the image is an alphanumeric character)

Patent 5253309: Optical distribution of analog and digital signals using optical modulators with complementary outputs
(OPTICAL WAVEGUIDES : DIRECTIONAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Electro-optic)

Patent 5253310: Optical coupling structure and method
(OPTICAL WAVEGUIDES : INTEGRATED OPTICAL CIRCUIT : Including physical deformation or movement of waveguide)

Patent 5253311: Device and method for performing optical coupling without pigtails
(OPTICAL WAVEGUIDES : INTEGRATED OPTICAL CIRCUIT : Including physical deformation or movement of waveguide)

Patent 5253312: Optical fiber tip for use in a laser delivery system and a method for forming same
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)

Patent 5253313: Optical guide apparatus
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : End fire : Spherical)

 

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