| Patents for G01C 1 - Measuring angles (3,035) |
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| 04/16/2009 | DE19733491B4 Verfahren zur Zielsuche für geodätische Geräte Method for target searching for geodetic devices |
| 04/15/2009 | EP2047212A1 Electronic leveling apparatus and method |
| 04/14/2009 | US7518713 Passive-optical locator |
| 04/08/2009 | CN100476378C Method and apparatus for determining characteristic of laser beam spot |
| 04/08/2009 | CN100476366C Single-code track absolute angle coded circle and encoder using the same |
| 04/01/2009 | EP2041515A2 High definition lidar system |
| 04/01/2009 | CN101398301A Sun tracking precision measurement mechanism for double freedom degree tracking photovoltaic power generation system |
| 03/31/2009 | US7511805 Holographic test plate for positioning and aligning pipes |
| 03/26/2009 | WO2009038504A1 Position detection arrangement and operating method for a position detection arrangement |
| 03/26/2009 | US20090082990 Method and device for determining an optimum direction of projection for recording projection images |
| 03/25/2009 | CN101392653A Three-dimensional attitude measuring set of tunneling construction guidance system |
| 03/18/2009 | CN101387507A Positioning method for laneway measurement by using AutoCAD aided design software |
| 03/17/2009 | US7503123 Surveying apparatus |
| 03/11/2009 | EP0960382B9 Method for identifying in a pre-established catalogue stars detected by a star sensor |
| 03/11/2009 | CN101384881A Angle measuring device |
| 03/11/2009 | CN100468003C Level, angle and distance measuring device |
| 03/10/2009 | US7502127 Sensor device and stage device |
| 03/04/2009 | CN201203415Y Sun and earth theodolite |
| 03/04/2009 | CN201203414Y 角度测量仪 Angle measuring instrument |
| 03/04/2009 | CN100465582C An automatic leveling base of level instruments and theodolites |
| 03/03/2009 | US7499155 Local positioning navigation system |
| 02/24/2009 | US7495755 Vehicle tire changing system with imaging components |
| 02/24/2009 | US7493699 Interchangeable horizontally and vertically laser suitable for use in small spaces |
| 02/18/2009 | CN201196564Y Angle measurement apparatus |
| 02/12/2009 | US20090039726 Electric motor |
| 02/10/2009 | US7487596 Laser line projected on an edge of a surface |
| 02/04/2009 | CN201191182Y Light reflective film device for measurement of laser theodolite |
| 01/29/2009 | WO2009012818A1 Geodetic apparatus |
| 01/29/2009 | US20090030558 Wheel alignment head and system with advanced power management |
| 01/28/2009 | CN201188000Y Leveling ruler capable of measuring arbitrary inclination |
| 01/28/2009 | CN201187997Y Mechanism for spacing mechanical circumversion of turntable |
| 01/28/2009 | CN100456512C Phase change memory devices with contact surface area to a phase changeable material defined by a sidewall of an electrode hole and methods of forming the same |
| 01/22/2009 | US20090021236 Alignment Correction System and Method of Use |
| 01/21/2009 | CN101349553A Method for measuring tree mixing degree by common compass or theodolite |
| 01/20/2009 | US7480053 Position detection based on two-directional correlation |
| 01/15/2009 | US20090015620 Printhead Auto-Alignment Detection System That Uses A Printed Printhead Alignment Pattern Containing Fluorescing Material |
| 01/13/2009 | US7477368 Relayed pupil optical control system |
| 01/13/2009 | US7477365 Optical spot geometric parameter determination using calibration targets |
| 01/06/2009 | US7474256 Position detecting system, and transmitting and receiving apparatuses for the position detecting system |
| 12/31/2008 | CN201173773Y GPS RTK total station type measuring apparatus |
| 12/30/2008 | US7471395 Light-emitting module and methods for optically aligning and assembling the same |
| 12/24/2008 | CN201170725Y Optical measurement prominent feature |
| 12/17/2008 | CN201166552Y Laser alignment type optical longitude-latitude measuring apparatus |
| 12/11/2008 | US20080304052 Plasma shunting apparatus and method for ring laser gyroscope |
| 12/10/2008 | CN201163188Y Vertical measuring point marking frame |
| 12/10/2008 | CN201163187Y Horizontal angle square |
| 12/10/2008 | CN101319891A Sun-tracing photoreceptor |
| 12/04/2008 | US20080297760 Geodesic Measuring Instrument with a Piezo Drive |
| 12/04/2008 | DE19962066B4 Lenkwinkelsensoreinheit Steering angle sensor unit |
| 12/04/2008 | DE102008001123A1 Lineal zur Winkelausrichtung Ruler for angular alignment |
| 12/02/2008 | US7460215 Method and device for optically measuring distance or speed |
| 11/27/2008 | WO2007133277A3 Ballistic ranging methods and systems for inclined shooting |
| 11/19/2008 | CN201152742Y Total station having non-prism laser distance measurement function |
| 11/19/2008 | CN101307584A Track correction measurement and control method |
| 11/18/2008 | US7451551 Gyroscope production method and configuration of gyroscope thus produced |
| 11/13/2008 | WO2008137680A1 Non contact wheel alignment sensor and method |
| 11/13/2008 | US20080276472 Apparatus for measuring angle in relation to a remote surface |
| 11/13/2008 | CA2685598A1 Non contact wheel alignment sensor and method |
| 10/30/2008 | DE202008009107U1 Winkelmessgerät Angle Meter |
| 10/29/2008 | EP1565704B1 Level, angle and distance measuring device |
| 10/29/2008 | EP1407227B1 Range finder with sighting device |
| 10/29/2008 | CN201141765Y Auxiliary device for watercraft base measurement |
| 10/29/2008 | CN101297174A Method for augmenting radio positioning system using single fan laser |
| 10/29/2008 | CN101294800A Frame angle calibration method and apparatus of multi-frame optoelectronic platform |
| 10/22/2008 | EP1982142A1 Angle measuring device |
| 10/22/2008 | CN201138199Y Slope monitoring apparatus |
| 10/22/2008 | CN201136387Y 指南针量角尺 Compass amount Square |
| 10/22/2008 | CN101291124A Photovoltaic sensor tracing angle of light |
| 10/21/2008 | US7440090 Optical correction of a laser beam |
| 10/16/2008 | WO2008008970A3 High definition lidar system |
| 10/15/2008 | CN101285684A Gyro positioning measuring method |
| 10/09/2008 | US20080244920 Method and Rotating Laser for Determining an Item of Attitude Information of at Least One Object |
| 10/08/2008 | CN101281030A Measurement method for enhancing tunnel lateral direction penetrating accuracy |
| 10/01/2008 | EP1974277A2 True azimuth and north finding method and system |
| 10/01/2008 | CN201126367Y Multifunctional universal compass |
| 10/01/2008 | CN101276131A Projector |
| 09/18/2008 | US20080228437 Estimation of global position of a sensor node |
| 09/17/2008 | EP1969312A2 Laser ranging, tracking and designation using 3-d focal planes |
| 09/17/2008 | EP0960382B1 Method for identifying in a pre-established catalogue stars detected by a star sensor |
| 09/10/2008 | EP1702197A4 High precision wide-angle electro-optical positioning system and method |
| 09/09/2008 | US7423742 Surveying systems and methods |
| 09/03/2008 | CN101256071A Antenna regulation measuring rule |
| 08/28/2008 | US20080205818 Image null-balance system with multisector-cell direction sensing |
| 08/27/2008 | CN201107038Y Attitude angle measuring apparatus |
| 08/27/2008 | CN101251384A Method for testing ultraviolet sensor using three-axle table |
| 08/20/2008 | CN201104227Y Laser theodolite with space phase modulator |
| 08/20/2008 | CN201104226Y Theodolite fast aligning machine |
| 08/20/2008 | CN101246006A Laser angle-deciding instrument |
| 08/20/2008 | CN101245981A Cartesian coordinate system multifunctional on-the-spot scale |
| 08/20/2008 | CN100412501C Image obtaining apparatus |
| 08/19/2008 | US7412770 Device for adjusting the angle of a sighting unit to a target |
| 08/12/2008 | US7412113 Captured image projection apparatus and captured image correction method |
| 08/12/2008 | US7411667 Method for correcting disturbances in a level sensor light path |
| 08/07/2008 | US20080186383 Method and Apparatus For Guiding Placement of Vehicle Service Fixtures |
| 08/06/2008 | CN201095251Y Multifunctional surveying instrument |
| 08/06/2008 | CN101236079A Electronic level gauge and its calibration and use method |
| 07/31/2008 | WO2008089789A1 Aiming of a geodetic instrument |
| 07/31/2008 | US20080178689 Sensor system and method for determining at least one of the weight and the position of a seat occupant |
| 07/30/2008 | CN201094016Y Raise measuring instrument |
| 07/30/2008 | CN201094015Y Total station instrument of automatic target recognizing and collimating |