| Patents for G01C 17 - Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes (3,922) |
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| 08/16/2007 | US20070188338 Tilt sensor apparatus and method therefor |
| 08/14/2007 | US7257248 Non-contact measurement system and method |
| 08/09/2007 | DE202007007471U1 Lineal zur Winkelausrichtung Ruler for angular alignment |
| 08/08/2007 | CN101014110A Disk type image pickup apparatus |
| 08/07/2007 | US7254479 Apparatus and method for determining geographical location relative to a designated geographical location with a mobile communication device |
| 08/02/2007 | WO2007086581A1 Mobile electronic device and its direction display method |
| 08/02/2007 | US20070179737 Apparatus and method for monitoring and controlling detection of stray voltage anomalies |
| 08/02/2007 | US20070179735 Method and arrangement for monitoring a measuring device located in a wheeled vehicle |
| 08/01/2007 | CN2929878Y Guide mark plate |
| 08/01/2007 | CN2929652Y 车用指南针 Car Compass |
| 08/01/2007 | CN101009775A Imaging apparatus, position information recording method and computer programme product |
| 07/31/2007 | US7251575 Position measuring method and position measuring system used in the multiplication of signal periods |
| 07/31/2007 | US7249419 Portable terminal apparatus with auto caliblation of orientation measurement |
| 07/25/2007 | EP1811267A1 Measurement method and mobile information device |
| 07/25/2007 | CN2925773Y Multifunctional tool |
| 07/25/2007 | CN101006355A Magnetic field detecting apparatus and electronic compass using the same |
| 07/24/2007 | US7248983 Electronic compass and method of controlling an electronic compass using independent calibration and compass heading modules |
| 07/24/2007 | US7248967 Autonomous velocity estimation and navigation |
| 07/19/2007 | WO2007080589A2 True azimuth and north finding method and system |
| 07/19/2007 | US20070168146 Method for calibrating a device, method for calibrating a number of devices lying side by side as well as an object suitable for implementing such a method |
| 07/19/2007 | US20070167837 Method and apparatus for three dimensional scanning in a visibly lit environment using structured light |
| 07/19/2007 | US20070163132 Vehicle compass system with continuous automatic calibration |
| 07/19/2007 | DE202007006804U1 Elektronischer Kompass Electronic compass |
| 07/17/2007 | US7244929 Encoder with absolute signal processing and incremental signal output and method of using such an encoder |
| 07/17/2007 | CA2449989C Direction indicating device |
| 07/12/2007 | WO2007077346A2 Method for estimating movement of a solid |
| 07/12/2007 | US20070162221 Method and Apparatus for an Integrated GPS Receiver and Electronic Compassing Sensor Device |
| 07/11/2007 | CN2921782Y Field astronomical orientation system |
| 07/11/2007 | CN1995281A Liquid crystal composition having very high speed response characteristic and liquid crystal display utilizing the same |
| 07/04/2007 | EP1804029A2 Mobile terminal device |
| 07/03/2007 | US7240041 Network message processing using inverse pattern matching |
| 07/03/2007 | US7239735 Pattern inspection method and pattern inspection device |
| 07/03/2007 | US7237343 Orientation data generation method, orientation sensor unit and portable electronic equipment |
| 06/28/2007 | US20070150226 Process for determining the actual position of a rotation axis of a transportation mechanism |
| 06/27/2007 | EP1801542A2 Mobile terminal device |
| 06/27/2007 | CN2916577Y Novel compass |
| 06/27/2007 | CN1989392A System, method, device and computer code product for improving the readability of an electronic compass |
| 06/27/2007 | CN1987354A Micro low power consumption inertial stellar compass for micro nano spacecraft |
| 06/27/2007 | CN1323282C Apparatus and method of compensating for the attitude change of an earth magnetic sensor |
| 06/21/2007 | US20070137289 Misfire detection apparatus for internal combustion engine based on piston speed |
| 06/21/2007 | US20070137055 Compass |
| 06/21/2007 | US20070137054 Compass |
| 06/20/2007 | EP1798519A1 Geomagnetic sensor, geomagnetic sensor correction method, temperature sensor, temperature sensor correction method, and geomagnetic detection device |
| 06/19/2007 | US7233873 Rotor position detection in an electrical machine |
| 06/19/2007 | US7233872 Difference correcting method for posture determining instrument and motion measuring instrument |
| 06/14/2007 | WO2005108923A3 System and method for approximating an editable surface |
| 06/14/2007 | US20070136026 GPS-Guided Visual Display |
| 06/13/2007 | EP1795864A1 Magnetic sensor control method, magnetic sensor controller and portable terminal device |
| 06/07/2007 | WO2006091615A3 Method and apparatus for tracing commingled materials |
| 06/06/2007 | EP1793200A1 Direction processor, direction processing method, direction processing program, direction measuring instrument, inclination offset correcting method, direction measuring method, direction sensor unit and portable electronic device |
| 06/06/2007 | CN1975330A Fast accurate error modeling and optimizing method for inertial stellar compass |
| 06/05/2007 | US7228253 Instrument mounting system with dual encoders |
| 06/05/2007 | US7228252 Increased precision position sensors |
| 06/05/2007 | US7228219 Straight running judging device for vehicles |
| 06/05/2007 | US7228211 Telematics device for vehicles with an interface for multiple peripheral devices |
| 06/05/2007 | US7225552 Method and system to detect an orientation of a moving object |
| 06/05/2007 | US7225551 Electronic compass and method for tracking vehicle rotation |
| 05/31/2007 | WO2007060289A1 Method for manufacturing a microelectromechanical component, and a microelectromechanical component |
| 05/31/2007 | US20070124106 Method and device for determining the position of at least one point of reflection of an obstacle |
| 05/31/2007 | US20070124076 Electronic compass system |
| 05/31/2007 | US20070119061 Geomagnetic sensor for computing azimuth and method thereof |
| 05/31/2007 | DE10312154B4 Verfahren und Vorrichtung zum Ausführen einer Objektverfolgung A method and apparatus for performing object tracking |
| 05/30/2007 | EP1790942A1 Geomagnetic Sensor and Azimuth Calculation Method Thereof |
| 05/30/2007 | EP1790941A2 Geomagnetic sensor for computing azimuth and method thereof |
| 05/29/2007 | US7222513 Method of compensating anisotropy in a vibrating-bell inertial rotation sensor |
| 05/22/2007 | US7222045 Attitude angle processor and attitude angle processing method |
| 05/18/2007 | WO2007055438A1 Apparatus and method for estimating virtual axis magnetic compass data to compensate the tilt error of biaxial magnetic compass, and apparatus for calculating azimuth based on the same |
| 05/17/2007 | US20070111765 Portable electronic apparatus with azimuth measuring function, magnetic sensor suitable for the apparatus, and azimuth measuring method for the apparatus |
| 05/16/2007 | EP1784615A2 Laser guided celestial identification device |
| 05/15/2007 | US7219033 Single/multiple axes six degrees of freedom (6 DOF) inertial motion capture system with initial orientation determination capability |
| 05/10/2007 | US20070106457 Portable computing with geospatial haptic compass |
| 05/10/2007 | US20070101596 System and method for compensating for magnetic disturbance of a compass by a moveable vehicle accessory |
| 05/09/2007 | EP1783507A1 Magnetic field detecting apparatus and electronic compass using the same |
| 05/08/2007 | US7216054 Electromagnetic method and apparatus for the measurement of linear position |
| 05/03/2007 | US20070100571 Control system and lighting control system |
| 05/03/2007 | US20070099839 Inhibitors of cell migration |
| 05/03/2007 | US20070095124 Inertial north finder |
| 05/02/2007 | EP1780505A2 Magnetic field sensing device for compassing and switching |
| 05/02/2007 | CN1957229A Mobile bearing calculation device and bearing correction method |
| 05/02/2007 | CN1957228A Mobile bearing calculation device and bearing correction method |
| 05/02/2007 | CN1957227A Mobile bearing calculation device and bearing correction method |
| 05/02/2007 | CN1957226A Mobile bearing calculation device and bearing correction method |
| 05/01/2007 | US7210236 Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus |
| 05/01/2007 | US7210235 Apparatus and method for detecting azimuth and inclination angle, program for detecting the same, and portable terminal device for detecting the same |
| 04/26/2007 | US20070089311 Magnetic field sensing device for compassing and switching |
| 04/24/2007 | CA2227617C Method of stabilizing the horizon of magnetic compasses |
| 04/19/2007 | US20070088527 Electromagnetic method and apparatus for the measurement of linear position |
| 04/19/2007 | US20070084070 Magnetic compass |
| 04/18/2007 | EP1775550A2 Magnetic sensor control device |
| 04/18/2007 | CN1948905A 磁传感器控制设备 The magnetic sensor control device |
| 04/17/2007 | US7206716 Wheel alignment with surface-oriented runout determination |
| 04/17/2007 | US7206693 Method and apparatus for an integrated GPS receiver and electronic compassing sensor device |
| 04/11/2007 | EP1772704A1 Azimuth data calculation method, azimuth sensor unit, and portable electronic apparatus |
| 04/11/2007 | CN1943509A 磁传感器组件 Magnetic sensor assembly |
| 04/10/2007 | US7200948 Geomagnetic sensor for detecting azimuth angle and method thereof |
| 04/04/2007 | EP1770361A2 Motion sensor and portable telephone using the same |
| 04/04/2007 | EP0770209B1 Methods and apparatus for rapid equilibration of dissolved gas composition |
| 04/03/2007 | US7200508 Method and device for monitoring a control unit of an internal combustion engine |
| 04/03/2007 | US7197829 Laser guided celestial identification device |
| 03/29/2007 | US20070073513 Determining RFID tag location |