| Patents for G01C 17 - Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes (3,922) |
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| 05/22/2013 | CN202943628U Multifunctional setting-out box |
| 05/16/2013 | US20130124129 Magnetormeter Calibration for Navigation Assistance |
| 05/15/2013 | CN202938828U Handheld wireless receiving device with specified target direction |
| 05/15/2013 | CN103105164A Home pointer |
| 05/15/2013 | CN103105163A Method for realizing compass function based on ship-borne satellite television receiving device |
| 05/15/2013 | CN102297686B Compass testing equipment and method |
| 05/14/2013 | US8442751 Onboard electronic distribution system |
| 05/10/2013 | WO2013066891A2 System and method for improving orientation data |
| 05/08/2013 | EP2589927A2 System and method for calibrating sensors in consumer electronic devices by coupling to a base unit |
| 05/08/2013 | CN202928735U Cable tension and compass signal wireless monitoring and pre-warning system in marine oil extraction operation |
| 05/08/2013 | CN202928581U Novel geological compass |
| 05/08/2013 | CN103088761A Compass road sign for city location |
| 05/07/2013 | US8437971 Orientation calculation apparatus, storage medium having orientation calculation program stored therein, game apparatus, and storage medium having game program stored therein |
| 05/07/2013 | US8437970 Restoring and storing magnetometer calibration data |
| 05/07/2013 | US8436737 Postural state attitude monitoring, caution, and warning systems and methods |
| 05/02/2013 | US20130104410 Electronic Devices With Magnetic Field Compensating Conductive Traces |
| 05/01/2013 | CN202915922U Compass diameter tape |
| 04/30/2013 | US8433545 Compensation of electromagnetic interfering fields |
| 04/24/2013 | CN103063194A Three-dimensional multi-function azimuth inclination angle instrument |
| 04/24/2013 | CN102359781B North seeker calibrating method |
| 04/23/2013 | US8424363 Calibration of vibratory gyroscope |
| 04/18/2013 | WO2013053093A1 Terminal positioning method and terminal with electronic compass |
| 04/18/2013 | WO2012159771A3 Sensor or sensor measuring unit having a mechanical-electrical converter |
| 04/18/2013 | US20130091716 Apparatus and Method for Determining the Direction East |
| 04/17/2013 | EP2581702A1 Method for identifying faulty measurement axes of a triaxial sensor |
| 04/17/2013 | CN202885827U Compass with improved reading accuracy |
| 04/17/2013 | CN202885826U Compass with improved observation window and mirror |
| 04/17/2013 | CN202885825U Mirror compass capable of improving direction reading |
| 04/17/2013 | CN202885824U Compass with improved bias adjustment function |
| 04/17/2013 | CN202885823U Electronic compass provided with LED (light emitting diode) screen |
| 04/17/2013 | CN103052864A Pnd repositioning detector for better navigation accuracy in a car |
| 04/17/2013 | CN103047977A Yansu clutch type south pointing chariot |
| 04/17/2013 | CN103047976A Wu Deren clutch-type southward pointing cart |
| 04/10/2013 | EP2579127A1 Orientation determination for a mobile device |
| 04/09/2013 | US8417975 Motion triggered magnetic reading and compass heading calculations to reduce power consumption |
| 04/09/2013 | US8416412 Method for determination of residual errors |
| 04/04/2013 | US20130085698 Electronic Devices With Calibrated Compasses |
| 04/04/2013 | US20130084805 Orientation Determination For A Mobile Device |
| 04/03/2013 | CN103017744A Compass circuit high in precision and low in cost, and implementation method |
| 04/03/2013 | CN103017688A Method for using photoelectric device to determine complete rotation arrival and rotating angle of turntable in north seeker |
| 04/02/2013 | US8413034 Magnetic data processing device, magnetic data processing method, and magnetic data processing program |
| 04/02/2013 | US8412483 Method for automated position verification |
| 04/02/2013 | US8411030 Pointing and control device and method for a computer system |
| 04/02/2013 | US8407905 Multiple magneto meters using Lorentz force for integrated systems |
| 03/27/2013 | EP2572161A1 An improved magnetic compass |
| 03/27/2013 | CN202838084U Knob of hand-held terminal product |
| 03/27/2013 | CN202836568U Compass |
| 03/27/2013 | CN202834604U Universal regulating compass triangular frame |
| 03/27/2013 | CN102997904A Compass |
| 03/27/2013 | CN102997887A Method and device for multi-dimensional detection of angle sensor |
| 03/26/2013 | US8407023 Robotically controlled catheter and method of its calibration |
| 03/26/2013 | US8406918 Master teaching jig |
| 03/26/2013 | US8405516 Portable electronic device and unlocking method thereof |
| 03/26/2013 | US8402666 Magneto meter using lorentz force for integrated systems |
| 03/20/2013 | CN202814403U Adjustable compass |
| 03/20/2013 | CN202814402U Radial clutch type southward pointing cart model |
| 03/20/2013 | CN102980706A Wireless monitoring and early warning system of cable tension and compass signals in offshore oil extraction operation |
| 03/20/2013 | CN102980563A Handheld type wireless receiver for determining target position |
| 03/19/2013 | US8401814 Hoist system with an electronic programmable limit switch |
| 03/19/2013 | US8401571 Mobile electronic system |
| 03/14/2013 | DE102011082320A1 Micro-electromechanical magnetic field sensor i.e. linear magnetic field sensor, for detecting e.g. direction of three-dimensional earth's magnetic field, has conductive layer whose vibrating element is excitable relative to carrier |
| 03/13/2013 | EP2568254A2 Soft iron effect offset correction in geomagnetism measurement apparatus |
| 03/13/2013 | EP2567192A1 Orientation sensor calibration |
| 03/13/2013 | CN202793400U Multifunctional geological compass |
| 03/12/2013 | US8396681 Prediction algorithm for scanning an object |
| 03/08/2013 | DE202012011243U1 Sensor oder Sensor-Messeinheit mit einem mechanisch-elektrischen Wandler Sensor or sensor measuring unit having a mechanical-electrical transducer |
| 03/07/2013 | WO2013009357A3 Inertial navigation common azimuth reference determination system and method |
| 03/07/2013 | US20130060516 Trace-generating devices and methods thereof |
| 03/06/2013 | CN102954791A Target azimuth determining method |
| 02/27/2013 | CN202759543U Direction identification circuit of intelligent monitoring front-end device |
| 02/27/2013 | CN202757612U Digitalizing tilt meter |
| 02/21/2013 | WO2013025639A1 Magnetometer bias and anomaly detector |
| 02/20/2013 | CN102937447A Electronic compass interference eliminating method |
| 02/20/2013 | CN102937446A Two-dimension electronic compass data acquisition method and device for implanting same |
| 02/20/2013 | CN102937445A Empyrean goddess south-pointing cart |
| 02/20/2013 | CN101839716B Electronic compass test system and method |
| 02/19/2013 | US8380458 In flight detection |
| 02/14/2013 | US20130041610 Navigation assistance based on visual codes |
| 02/14/2013 | US20130036835 Variable torque-rate test joint |
| 02/13/2013 | EP2556384A1 System and method for magnetometer installation |
| 02/13/2013 | CN202734832U Compass with adjustable magnetic declination |
| 02/13/2013 | CN102175232B Geological compass |
| 02/12/2013 | US8374818 System, method and apparatus for calibrating inspection tools |
| 02/12/2013 | US8374817 Auto-calibration of orientation sensing systems |
| 02/12/2013 | US8374816 Automatic data collection algorithm for 3D magnetic field calibration with reduced memory requirements |
| 02/07/2013 | WO2013017983A1 Processing data for calibration |
| 02/07/2013 | US20130035895 Compass Heading Display for A Computerized Mobile Device |
| 02/06/2013 | EP2553392A1 Calibrating sensor measurements on mobile devices |
| 02/05/2013 | US8370124 High fidelity time domain for spacecraft emulation systems |
| 02/05/2013 | US8370106 Spatially aware inference logic |
| 02/05/2013 | US8370097 Calibration techniques for an electronic compass in portable device |
| 02/05/2013 | US8370052 Engine cooling system onboard diagnostic strategy |
| 02/05/2013 | US8369869 Method, node, device, computer program, and data carrier for determining a position of a node in an ad-hoc network |
| 02/05/2013 | US8365424 Motor drive apparatus and control method for a surveying instrument |
| 01/31/2013 | DE102012011632A1 Motion- and attitude-sensing system for use in e.g. cellular telephone, for sensing attitude of rigid object in space, has three-axis magnetic compass to provide signals associated with change in attitude of electronic device |
| 01/30/2013 | CN202710593U Wireless laser module suitable for vehicle detection |
| 01/30/2013 | CN202710069U Balancing device with azimuth ring |
| 01/30/2013 | CN202710068U Multifunctional compass |
| 01/30/2013 | CN202710032U Observation diopter with azimuth ring |
| 01/30/2013 | CN102901491A Electronic compass with LED (Light Emitting Diode) display screen |