Patents
Patents for G01C 5 - Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels (3,586)
12/2008
12/04/2008WO2008024335A3 Portable reference laser unit and attachment accessory
12/03/2008CN101317071A Level sensor
12/03/2008CN101315277A Device and method for measuring hydrotechnics and river engineering model altitude
11/2008
11/27/2008WO2008143077A1 3-dimensional discrete data re-sampling method and device
11/27/2008US20080294070 Jugular venous pressure gauge
11/27/2008US20080289415 Calibration method and apparatus for a mobile device
11/26/2008CN201155970Y Pull type ground clearance measurement ruler
11/25/2008US7454842 Laser surveying apparatus
11/19/2008CN101308020A Leveling measuring method
11/18/2008US7453269 Magnetic MEMS sensor device
11/12/2008EP1990609A2 Method and apparatus for altering surface vessels to hazardous conditions
11/11/2008US7448384 Process of detection of a dive start in a dive computer
11/11/2008US7448138 Laser detector and grade rod coupling device
11/05/2008CN201145570Y Geomorphy intervisibility condition judgment ruler
11/05/2008CN201143677Y Multifunctional ink line box
11/04/2008CA2315592C Laser arrangement for a multi-beam laser sighting mechanism
10/2008
10/30/2008WO2008036928A3 Predicting the formation of intense hurricanes
10/30/2008DE102007020182A1 Movable component e.g. auto-hoist, height measuring method for e.g. forklift, involves measuring atmospheric pressures by barometers, and calculating height of reference point from both measured atmospheric values
10/28/2008US7441340 Surveying instrument with compensation for mechanical errors
10/22/2008CN201138201Y Wheel typed positioning card for lead wire
10/22/2008CN201138200Y Stereoscopic rapid measurement tool for roads
10/22/2008CN201138184Y Height difference measuring apparatus for narrow gauge track
10/22/2008CN100427886C Leveling disc
10/16/2008US20080253834 3d control system for construction machines
10/15/2008CN201133960Y Levelling range finder prism
10/09/2008US20080246974 Portable Optical Measurement Assembly
10/08/2008CN201130016Y Wireless remote control multirange photoelectric level ruler
10/08/2008CN100424469C RVSM airspace aeronautical device height holding performance monitoring system and method
10/07/2008CA2417056C Compensation of pressure sensor errors in baro-inertial altitude data
10/07/2008CA2261265C Integrity monitoring method and apparatus for gps and dgps receivers
10/02/2008WO2008119073A2 Portable optical measurement assembly and methods
10/02/2008US20080235963 Laser level assembly
10/01/2008CN201126358Y Settlement observation structure
09/2008
09/30/2008US7429948 Device and method for calibrating and improving the accuracy of barometric altimeters with GPS-derived altitudes
09/23/2008US7428466 Self-correcting barometer and/or altimeter
09/23/2008US7428451 Method and device for ensuring the safety of a low-altitude flight of an aircraft
09/23/2008CA2537868C Laser level
09/17/2008CN101266145A Atmospheric pressure altimeter for measuring using multilayer perception machine nerval net and the measurement method
09/10/2008EP1702197A4 High precision wide-angle electro-optical positioning system and method
09/10/2008CN100417916C Micro air craft carried micro altimeter
09/09/2008US7423734 Combined video camera and toolholder with triangulation sensing
09/04/2008US20080215197 Method and Device for Detecting a Risk of Collison of an Aircraft with the Surrounding Terrain
09/03/2008CN201110757Y 桥形尺 Foot bridge
08/2008
08/28/2008WO2008102871A1 Distance measurement device
08/27/2008CN101251380A Follow-up type push planeness measuring apparatus
08/26/2008US7417586 Methods and systems for interferometric cross track phase calibration
08/21/2008US20080197985 Height Control Device
08/20/2008EP1957937A2 Altitude correction of a navigational device
08/20/2008CN201104228Y Multifunctional electronic orbit level instrument
08/19/2008US7412774 Laser level with selectable constant or pulsed beam output
08/13/2008EP1956340A1 Level sensor
08/07/2008WO2008024786A3 Airborne emitter/receiver arrays, and associated systems and methods
08/05/2008US7408629 Passive measurement of terrain parameters
07/2008
07/30/2008EP1218695B1 Method and apparatus for alerting surface vessels to hazardous conditions
07/30/2008CN201094017Y Atmospheric pressure altimeter
07/30/2008CN201094015Y Total station instrument of automatic target recognizing and collimating
07/29/2008CA2283032C Landing aid device, especially for anti-ground-collision alert vetoing
07/24/2008US20080177429 Altitude monitoring system for aircraft
07/15/2008US7400386 Combined laser altimeter and ground velocity measurement apparatus
07/09/2008EP1941233A2 Methods and systems for measuring terrain height
07/08/2008US7395604 Laser level with temperature control device and temperature control method thereof
07/02/2008CN101210814A Line engineering GPS control network height fitting method
07/02/2008CN101210809A Continuous casting machine sector section centering measurement method
07/01/2008US7394402 Tailwind alerting system to prevent runway overruns
07/01/2008US7392592 Ruggedized laser level
06/2008
06/17/2008US7389164 Systems and methods for automatic detection of QFE operations
06/12/2008US20080134527 Damping system and method for a pendulously supported crossline generator
06/11/2008CN201072464Y Anti-seep eye lens structure
06/11/2008CN201072337Y Infrared level instrument
06/10/2008US7386373 System, method and apparatus for searching geographic area using prioritized spatial order
06/10/2008US7386226 Stereo camera system and stereo optical module
06/05/2008WO2008065119A1 Device for servoing graphic representations of the air environment
06/04/2008CN201069357Y A laser locator
06/04/2008CN101194142A 大气模型 Atmospheric model
06/03/2008US7380453 Undersea data logging device with automated data transmission
05/2008
05/29/2008DE102006055260A1 Nivelliergerät mit mindestens einem kardanisch gelagerten Laser Leveling with at least one gimbal-mounted laser
05/28/2008CN201066276Y A device for measuring rail height and direction
05/27/2008US7379796 Low-altitude flight guidance system, warning system for low-altitude flight guidance, warning generator for low-altitude flight guidance and method for low-altitude flight guidance
05/27/2008US7379166 Combined laser altimeter and ground velocity measurement apparatus and a fiber optic filter edge detector of doppler shifts for use therein
05/27/2008US7379165 Ground vehicle collision prevention systems and methods
05/21/2008CN201062959Y Simple adjusting and checking device for laser level
05/21/2008CN201062947Y Construction engineerí»s level
05/20/2008US7373724 Laser level with improved leveling adjustability
05/14/2008CN201059969Y Novel orientator
05/14/2008CN101178436A Flood and field compatible satellite radar height-finding instrument tracker
05/13/2008US7370427 Tiltable construction laser
05/08/2008WO2008054440A2 System for reducing carbon brake wear
05/08/2008CA2636368A1 System for reducing carbon brake wear
05/07/2008EP1917498A2 Rotary wing aircraft flight control system with a proximity cueing and avoidance system
04/2008
04/30/2008DE19937154B4 Verfahren zur saugrohrdruckgeführten geodätische Höhenerkennung bei einem Kraftfahrzeug Method for saugrohrdruckgeführten geodetic height detection in a motor vehicle
04/30/2008DE19848269B4 Elektronisches Nivelliergerät Electronic leveling
04/30/2008DE102006050814A1 Verfahren und Vorrichtung zum Projizieren einer horizontalen Arbeitslaserlinie Method and apparatus for projecting a horizontal operating laser line
04/30/2008CN201053870Y Beidou user receiver low efficacy device
04/22/2008US7363121 System, method and apparatus for searching geographic area using prioritized spatial order
04/22/2008US7360314 Leveling method and leveling device
04/17/2008WO2008043517A1 Apparatus and method for determining an elevation of working tools
04/16/2008EP1912041A1 Apparatus and method for determining an elevation of working tools
04/08/2008US7354431 Optical height zeroing device
04/08/2008CA2341402C Mounting and switching of survey apparatus
04/03/2008WO2008008210A3 Handheld laser light detector with height correction, using a gps receiver to provide two-dimensional position data
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