| Patents for G01C 5 - Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels (3,586) |
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| 04/10/2013 | CN103038604A Electronic level and leveling rod for electronic level |
| 04/10/2013 | CN103034224A Multi-point remote monitoring system for settlement |
| 04/10/2013 | CN102494667B Characterizing method of land subsidence |
| 04/10/2013 | CN102251451B Track geometric state measurement system and method based on multisource information fusion technology |
| 04/09/2013 | US8416396 Methods and apparatus for optical amplitude modulated wavefront shaping |
| 04/03/2013 | CN202854168U Modular device for measuring cross-section velocity of solid model |
| 04/03/2013 | CN202853606U Sliding lightering height difference measuring system for flat-ground based shipbuilding |
| 04/03/2013 | CN202853605U Measurement rod for measuring elevation of sluice floor plate below sludge |
| 04/03/2013 | CN202853604U Real-time displaying device of front-and-back sight distance of leveling |
| 04/03/2013 | CN202853598U Electronic total station apparatus |
| 04/03/2013 | CN103018757A Monitoring and display system for position and three-dimensional attitude of floating and semi-submersible type mobile platform |
| 04/03/2013 | CN103017731A System for measuring P(Y) code phase difference of multi-path GPS (global position system) signals |
| 04/03/2013 | CN103017723A Embedding technology for embedded underground monitoring marks |
| 04/03/2013 | CN102359701B Forced centering tripod device |
| 04/03/2013 | CN102297680B Support and template subsidence deformation observation method and support subsidence deformation observation apparatus |
| 03/27/2013 | CN202836576U Cruising apparatus for GPS (global position system) positioning and supervision |
| 03/27/2013 | CN202836557U Static force balance level |
| 03/27/2013 | CN202836556U Subgrade settlement detection system |
| 03/27/2013 | CN202836555U Tower ruler |
| 03/27/2013 | CN102997892A Land type navigation system height combination method based on inertia/mileage meter/barometric height |
| 03/27/2013 | CN102230796B Cloud-base height inversion method based on radio occultation detection data |
| 03/27/2013 | CN101614625B Gate-type pedestrian safety inspection device and method for detecting contraband of drug, explosive and the like |
| 03/26/2013 | US8402665 Method, apparatus, and devices for projecting laser planes |
| 03/21/2013 | WO2013037892A1 Subsea elevation monitoring system |
| 03/21/2013 | DE102012216194A1 Verfahren und System zum Bestimmen einer Mess-Zielgrösse Method and system for determining a measurement target size |
| 03/20/2013 | CN202814392U System for quickly measuring ground height differences |
| 03/20/2013 | CN202814391U Laser automatic leveling instrument |
| 03/20/2013 | CN202814390U Box staff with a leveling bubble |
| 03/20/2013 | CN102980557A Portable terminal equipment and method for measuring height of building by using portable terminal equipment |
| 03/19/2013 | US8401793 High resolution wind measurements for offshore wind energy development |
| 03/19/2013 | CA2506094C Process and device for determining a low-altitude flight path to be followed by an aircraft |
| 03/13/2013 | DE202012011585U1 Ferngesteuerte Drehvorrichtung für rotierende Neigungslaser integriert im Stativkopf, auf einem Stativkopf oder einer anderen Laserhalterung zur Längsausrichtung der Laser in einer Achse Remote-controlled rotary device for rotating grade laser incorporated into the tripod head, on a tripod head or another laser mount to the longitudinal direction of the laser in one axis |
| 03/13/2013 | CN202793378U Electronic display system for gradient of travelling pavement of automobile and altitude |
| 03/13/2013 | CN202793377U Span measuring device for overhead wire |
| 03/13/2013 | CN202793376U Vision-based object tilt displacement settlement deformation monitoring system |
| 03/13/2013 | CN202793375U Ruler-composite level gauge for dual-couple type observation |
| 03/13/2013 | CN102967293A Measuring method and device of extra-long distance pipe jacking |
| 03/13/2013 | CN102966015A Ring network trackless measurement construction method |
| 03/13/2013 | CN102230795B The realization of cross-sea elevation datum transmission by geopotential difference |
| 03/07/2013 | WO2012052766A3 Position determination system |
| 03/06/2013 | CN202770438U Flight height detecting and recording device for model planes |
| 03/06/2013 | CN202770437U Roadbed surface settlement remote intelligent three-dimensional digital early warning system |
| 03/06/2013 | CN202762094U Model airplane height limiting device |
| 02/28/2013 | US20130047450 Optical Vertical Plumb Measuring Device |
| 02/27/2013 | CN202757610U Height gauge with compass |
| 02/27/2013 | CN202757609U Stainless steel pedestal settlement sign |
| 02/27/2013 | CN102944221A System for automatically monitoring vertical displacement of operation track |
| 02/27/2013 | CN102944220A Gravity level surface and global position system (GPS) level difference decomposition and fusion method |
| 02/27/2013 | CN102944219A Subgrade settlement monitoring system |
| 02/27/2013 | CN102269584B Roadway height scale and measuring method thereof |
| 02/20/2013 | CN102937440A Laser induction leveling staff rod |
| 02/20/2013 | CN102937439A Subway interval tunnel settlement observation method and device |
| 02/19/2013 | CA2636406C Method and apparatus for determining the altitude of a mobile device |
| 02/13/2013 | CN202734829U Settlement observation device |
| 02/13/2013 | CN202734828U Novel settlement observation point embedded element |
| 02/13/2013 | CN202734815U Remote intelligent detecting facility of roadbed sedimentation |
| 02/13/2013 | CN202734814U Accurate locating balance level |
| 02/13/2013 | CN202734813U Pressure type water pipe settlement gauge for hydropower station capital construction project |
| 02/13/2013 | CN202734812U Digital level with magnetic damping compensation function |
| 02/13/2013 | CN102930176A Nine-grid five-spline interpolation method for geoid model |
| 02/13/2013 | CN102928830A Invalid data eliminating method for laser altimeter |
| 02/13/2013 | CN102928617A Solid model section multi-parameters modularized measuring device and measuring method thereof |
| 02/13/2013 | CN102927967A System for measuring sliding lightering height difference in flat ground ship building |
| 02/13/2013 | CN102927966A Method for improving monitoring accuracy of structural settlement |
| 02/13/2013 | CN102927965A Ruler and instrument integrated combined leveling instrument for dual type observation |
| 02/12/2013 | US8374821 Thermal powerline rating and clearance analysis using thermal imaging technology |
| 02/06/2013 | CN202719976U Long-distance pipe-jacking elevation automatic measuring device |
| 02/06/2013 | CN102914292A Pointer type leveling device of U-shaped floater |
| 02/06/2013 | CN102914289A Brillouin distributed optical fiber sensing based structural deflection and subsidence monitoring system |
| 02/06/2013 | CN102910254A Portable water gauge line drawing device |
| 02/05/2013 | US8365424 Motor drive apparatus and control method for a surveying instrument |
| 02/05/2013 | CA2503048C Process and device for determining a safe altitude for an aircraft |
| 01/30/2013 | EP2551637A1 Rotating laser device and rotating laser system |
| 01/30/2013 | CN202710048U Communicating vessel gradienter |
| 01/30/2013 | CN202710047U Bimetal string label |
| 01/30/2013 | CN202710046U Deepwater embankment foundation settlement viewer |
| 01/30/2013 | CN202710036U Cross direction determinator |
| 01/30/2013 | CN102903209A Surface collapse optical fiber monitoring and early warning system and method |
| 01/30/2013 | CN102901486A Paired type observing ruler and gauge combined composite leveling instrument |
| 01/30/2013 | CN102175213B GPS leveling height transfer method |
| 01/24/2013 | WO2013011398A1 A method of enhancing the detectability of a height change with an air pressure sensor and a sensor unit for determining a height change. |
| 01/24/2013 | WO2013010584A1 Coordinate measuring apparatus having a device consisting of communicating tubes |
| 01/23/2013 | EP2549228A1 A method of enhancing the detectability of a height change with an air pressure sensor and a sensor unit for determining a height change |
| 01/23/2013 | CN202694550U Concentrator with function of environmental detection |
| 01/23/2013 | CN202692980U Cup-type optical fiber Bragg grating settlement meter |
| 01/23/2013 | CN202692979U Portable creek pond depth detection tool |
| 01/23/2013 | CN202692978U Simple horizontal elevation measuring tool |
| 01/23/2013 | CN202692977U Leveling rod for night survey |
| 01/23/2013 | CN202692948U Lens holder used for monitoring tunnel deformation |
| 01/23/2013 | CN102890282A Vehicle-mounted automobile activity level measuring instrument and measuring method used for emission research |
| 01/23/2013 | CN102889878A Horizontal level measurement method |
| 01/23/2013 | CN102288157B Method for monitoring deep settlement of foundation |
| 01/17/2013 | US20130016334 Method for determining planting ball number of camera module |
| 01/16/2013 | CN202676159U Height positioning scale |
| 01/16/2013 | CN202676158U Monitoring and alarming device for building safety of electric and communication system |
| 01/16/2013 | CN202676157U All-weather leveling instrument capable of being operated by one person |
| 01/16/2013 | CN202676156U Electric transmission line condition monitoring system based on target image identification and benchmark measurement |
| 01/16/2013 | CN202672695U Lifting height difference control device for attached lifting scaffold |
| 01/16/2013 | CN102878981A Barometric altimeter |
| 01/16/2013 | CN102878980A Indirect testing method for underground pipeline settlement induced by subway tunnel construction |