Kenneth J Whittington

US Patent 7423420 Magnetic field-sensitive sensor

US Patent 7436173 Measurement configuration

US Patent 7439732 Rotary position sensor

US Patent 7443158 Sensor, and method for measuring physical quantity by use of the sensor

US Patent 7443160 Position sensor

US Patent 7443168 Compact magnetic sensor for multi-component induction and micro-resistivity measurements

US Patent 7449878 Linear and rotational inductive position sensor

US Patent 7453265 Device for monitoring of oil-water interface

US Patent 7456629 Rotary angle sensing system

US Patent 7463019 Housing for movement sensor with protective cover for components

US Patent 7463026 Magnetic sensor including bridge circuit having fixed resistance like structure of element

US Patent 7466125 Position transmitter and method for determining a position of a rotating shaft

US Patent 7471082 Systems for measuring magnetostriction in magnetoresistive elements

US Patent 7474090 Position sensor and assembly

US Patent 7492148 Circuit configuration for inductive displacement measurement

US Patent 7495433 Device for detecting defects in electrically conductive materials in a nondestructive manner

US Patent 7508194 Method and a sensor device for measuring the distance between a stator and an opposing rotor

US Patent 7508195 Anti-distortion electromagnetic sensor method and system

US Patent 7508196 Magnetic sensor for pointing device

US Patent 7511477 Displacement detector

US Patent 7511480 Non-contact scanning using magneto-resistive sensor

US Patent 7511481 Variable reluctance type angle detector

US Patent 7511482 Inductive proximity switch

US Patent 7511483 Device for sensing RF field

US Patent 7511484 Magnetic sensor and method for detecting magnetic field

US Patent 7511485 Magnetic field measurement method and system

US Patent 7514917 Magnetic crash sensor

US Patent 7518360 Hybrid wound/etched winding constructs for scanning and monitoring

US Patent 7521927 Magnetic induction switching circuits and methods

US Patent 7525309 Magnetic sensor array

US Patent 7528598 Fastener and fitting based sensing methods

US Patent 7528599 Eddy current probe

US Patent 7528606 Coupled nonlinear sensor system for sensing a time-dependent target signal and method of assembling the system

US Patent 7532005 Rotation angle detection apparatus

US Patent 7536091 Image stabilizer

US Patent 7538546 In-plane magnetic field generation and testing of magnetic sensor

US Patent 7541802 Method and apparatus for evaluating a sensor signal associated with a rotating object

US Patent 7541803 Device and method for determining the angle of rotation between a camshaft and a crankshaft in an internal combustion engine

US Patent 7541805 Magnetic characteristics measuring method and system

US Patent 7548057 Full waveguide

US Patent 7550965 Angular position measurement device

US Patent 7550967 Closed loop magnet control for magnetic recording head testing apparatus

US Patent 7550968 Measurement of wall thicknesses particularly of a blade, by eddy currents

US Patent 7554329 Method and apparatus for determining formation resistivity ahead of the bit and azimuthal at the bit

US Patent 7557579 Electromagnetic wave resistivity tool having a tilted antenna for determining the horizontal and vertical resistivities and relative dip angle in anisotropic earth formations

US Patent 7557580 Electromagnetic wave resistivity tool having a tilted antenna for geosteering within a desired payzone

US Patent 7560918 Electronic circuit configuration for optionally connecting rotary speed sensors, especially in commercial vehicles

US Patent 7560920 Apparatus and method for eddy-current scanning of a surface to detect cracks and other defects

US Patent 7563040 Built-in webcam

US Patent 7564234 Seat position detecting apparatus, a rail position detecting apparatus and a movable body detecting apparatus

US Patent 7564238 Magnetic detection device connecting element and detection circuit and method of manufacturing the same

US Patent 7573258 Coil arrangement for electromagnetic tracker method and system

US Patent 7576532 Motion transducer for motion related to the direction of the axis of an eddy-current displacement sensor

US Patent 7583077 Pressure sensing device for rotatably moving parts

US Patent 7586301 Hall sensor arrangement and use of a hall sensor arrangement in a belt lock

US Patent 7590344 Adaptive processing for images captured with flash

US Patent 7592798 Magnetic encoder and bearing

US Patent 7592799 Magnetic encoder and wheel support bearing assembly using the same

US Patent 7592802 Angle of rotation sensor

US Patent 7595633 Velocity measurement using magnetoresistive sensors

US Patent 7595637 Apparatus for digital measurement of quick break voltage and magnetic pulse duration

US Patent 7598733 Position detector

US Patent 7602174 Sensor for detecting displacement

US Patent 7609056 Apparatus to determine the position of an actuator

US Patent 7611294 Electronic apparatus with orientation adjustable camera

US Patent 7611296 Optical apparatus including diaphragm device

US Patent 7614805 Image capture device mounting assembly for firearm

US Patent 7616001 Method and apparatus for borehole wall resistivity imaging in the presence of conductive mud and rugose borehole

US Patent 7620316 Method and device for touchless control of a camera

US Patent 7622916 Detector

US Patent 7626384 Magneto-resistive sensor with test mode activation

US Patent 7633296 Receivers and methods for electromagnetic measurements

US Patent 7635975 Absolute multi-revolution encoder

US Patent 7642773 Magnetic sensor, production method thereof, rotation detection device, and position detection device

US Patent 7642785 Method and device for complex permittivity measurements as a function of frequency

US Patent 7643745 Electronic device with auxiliary camera function

US Patent 7646971 Assist light illuminance control

US Patent 7649349 Method for the manufacture of a switching device and module for a switching device

US Patent 7649357 Side entry leak protection for downhole tools

US Patent 7652469 Inductive position sensor

US Patent 7652477 Multi-frequency metal detector having constant reactive transmit voltage applied to a transmit coil

US Patent 7659717 Sensor for measuring magnetic flux

US Patent 7659722 Method for azimuthal resistivity measurement and bed boundary detection

US Patent 7659724 Surveying method using an arrangement of plural signal sources

US Patent 7663361 Metal detection device

US Patent 7664384 User defined autofocus area

US Patent 7667456 Method and apparatus for testing magnetic head with TMR element

US Patent 7671581 Magnetic pulse generator for measuring wheel revolutions on bicycles

US Patent 7679366 Selectable tap induction coil

US Patent 7680402 Image shooting device with camera shake correction function

US Patent 7683625 Electromagnetic surveying

US Patent 7701208 Magnetic sensor circuit and portable terminal provided with such magnetic sensor circuit

US Patent 7705584 Magnetic sensor

US Patent 7710109 Method and apparatus for position detection

US Patent 7710112 Reed relay for magnetic field measurement

US Patent 7719264 Rotary transducer and method for operating a rotary transducer

US Patent 7719265 Methods for determining particle size of metal nanocatalyst for growing carbon nanotubes

US Patent 7728585 Systems for measuring magnetostriction in magnetoresistive elements

US Patent 7728596 Method and device for sea electrical survey of oil-and-gas deposits

US Patent 7737686 Distance sensor arrangement for a magnet of the levitation magnet of a magnetic levitation transport system

US Patent 7737699 Method of marine electromagnetic survey using focusing electric current

US Patent 7741840 Magnetic probe

US Patent 7741848 Adaptive multichannel locator system for multiple proximity detection

US Patent 7742691 Image stabilizer, lens device and imager apparatus

US Patent 7746067 Machine with a position-sensing system

US Patent 7750624 Electronic shift lever assembly

US Patent 7755351 Method and apparatus for detecting inconsistencies in fiber reinforced resin parts using eddy currents

US Patent 7755353 Three-axis fluxgate-type magnetism detecting device

US Patent 7755360 Portable locator system with jamming reduction

US Patent 7759939 Sensor for locating metallic objects and method for evaluating measurement signal of such a sensor

US Patent 7759940 Mutual shielding of collocated induction coils in multi-component induction logging instruments

US Patent 7759941 Ground conductivity meter with automatic calibration

US Patent 7772836 Device for detecting absolute angle of multiple rotation and angle detection method

US Patent 7772839 Eddy current magnetic crash sensor

US Patent 7772840 Eddy current testing method

US Patent 7772841 Magnetic device

US Patent 7777480 Antenna Orientation Sensor

US Patent 7782049 Magnetic device

US Patent 7791333 Absolute angle detecting apparatus

US Patent 7795865 Method of forecasting and detecting polishing endpoint and the device thereof and real time film thickness monitoring method and the device thereof

US Patent 7795866 Method and device for forecasting polishing end point

US Patent 7795872 Determining correction factors representing effects of different portions of a lining structure

US Patent 7800357 Steering angle sensor

US Patent 7800360 Connector system with magnetic audio volume control and method

US Patent 7800372 Resistivity tools with segmented azimuthally sensitive antennas and methods of making same

US Patent 7812597 Inductive magnetic position sensor

US Patent 7812600 Position detecting device for a vehicle and seat position detecting device

US Patent 7812608 Extra bucking coils to balance induction arrays

US Patent 7816921 Resistivity tools with load-bearing azimuthally sensitive antennas and methods of using same

US Patent 7821256 Linear and rotational inductive position sensor

US Patent 7821257 Method and device for forecasting/detecting polishing end point and method and device for monitoring real-time film thickness

US Patent 7821258 Method and system for generating and receiving torsional guided waves in a structure

US Patent 7825657 Magnetic field sensor and method for the operation thereof

US Patent 7830135 Digital multimeter having housing sealing arrangement

US Patent 7830138 Indicator element for a magnetic rotation angle sensor

US Patent 7830141 Film thickness measuring apparatus and film thickness measuring method

US Patent 7830143 Magnetic sensor, method of manufacturing the same, and electronic device

US Patent 7830150 Helicopter electromagnetic prospecting system

US Patent 7834617 Magnetoresistive continuous seat track position sensor

US Patent 7834618 Position sensor system

US Patent 7834620 Orthogonal fluxgate magnetic field sensor

US Patent 7839142 Magnetic crash sensor

US Patent 7839143 Eddy current magnetic crash sensor

US Patent 7852068 Insertion part for a seat belt lock, a lock provided with said insertion part

US Patent 7852070 GMR sensor device having AC power supply

US Patent 7852071 Control element for a motor vehicle

US Patent 7852087 Removing effects of near surface geology from surface-to-borehole electromagnetic data

US Patent 7852088 High resolution magnetotelluric method for removing static frequency domain

US Patent 7855552 Rotation angle sensor

US Patent 7855553 Test components fabricated with large area sensors used for determining the resistance of an MR sensor

US Patent 7855555 Method and apparatus for magnetic field measurements using a magnetoresistive sensor

US Patent 7855556 Magnetic sensor and magnetic sensor module

US Patent 7859256 Defect discriminator for in-line inspection tool

US Patent 7859257 System and use concerning under water eddy current measurements on components for nuclear reactors

US Patent 7859266 Method of detecting soil structure using voltage slope and measuring earth resistance

US Patent 7868613 Magnetic sensor and manufacturing method thereof

US Patent 7872472 Eddy current testing apparatus and eddy current testing method

US Patent 7880469 Surveying method using an arrangement of plural signal sources

US Patent 7888941 Permittivity measurements with oil-based mud imaging tool

US Patent 7893691 Electromagnetic impedance sensor and passenger protection system

US Patent 7902819 Rivet rotating eddy current probe

US Patent RE42217 Airborne electromagnetic time domain system

US Patent 7906959 Variable-reluctance position sensor

US Patent 7915890 High sensitivity magnetic sensor

US Patent 7915891 MEMS device with tandem flux concentrators and method of modulating flux

US Patent 7919964 Combined electromagnetic sensor and magnetometer

US Patent 7923996 Magnetic field sensor with automatic sensitivity adjustment

US Patent 7923997 Magneto-sensitive integrated circuit

US Patent 7923999 MEMS device with supplemental flux concentrator

US Patent 7928724 Magnetic odometer with direction indicator systems and method

US Patent 7928733 Concentric buttons of different sizes for imaging and standoff correction

US Patent 7940048 Locating device

US Patent 7940049 Portable wireless metal detector

US Patent 7944202 Rotation angle detector

US Patent 7944204 Identification of points of interest in a region of the surface of a part and application to the optimization of the path and of the angular position of eddy current probes

US Patent 7948236 Adaptive multichannel locator system for multiple proximity detection

US Patent 7948238 Electromagnetic wave resistivity tool having a tilted antenna for determining properties of earth formations

US Patent 7952348 Flexible eddy current array probe and methods of assembling the same

US Patent 7965076 Magnetic field orientation sensor

US Patent 7965077 Two-axis magnetic field sensor with multiple pinning directions

US Patent 7986139 Position sensor having stacked flat coils

US Patent 7986145 Logging tool sonde sleeve

US Patent 7990136 Variable reluctance position sensor

US Patent 7990151 Tri-pod buried locator system

US Patent 7999504 Electrical power supply system for a satellite

US Patent 8008921 Surveying using vertical electromagnetic sources that are towed along with survey receivers