| Patents for G01C 7 - Tracing profiles (940) |
|---|
| 10/23/1996 | EP0738366A1 Method of creating a borehole in an earth formation |
| 10/10/1996 | DE19513116A1 Contactless measurement of tunnel profile or road surface e.g. motorway |
| 10/03/1996 | WO1996030719A1 Device for observing inner wall surface of conduit |
| 10/03/1996 | CA2216800A1 Device for observing the inner wall surface of a duct such as a water supply duct or sewage duct |
| 10/02/1996 | CN2236644Y Probe of instrument |
| 09/25/1996 | CN1131982A Walking profilometer |
| 09/17/1996 | US5557543 Tracking apparatus |
| 09/12/1996 | WO1996027779A1 Contour measurement process and device |
| 08/21/1996 | EP0575327B1 A method and an apparatus for measuring curvature and crossfall of ground surfaces |
| 07/30/1996 | US5541517 Method for drilling a borehole from one cased borehole to another cased borehole |
| 07/17/1996 | EP0721567A1 A walking profilometer |
| 06/12/1996 | EP0716000A2 Procedure for determining the road gradient |
| 06/11/1996 | US5524730 Method and apparatus for storing sensed elevator horizontal displacement and acceleration signals |
| 05/29/1996 | EP0559850B1 Process for measuring railway lines |
| 05/14/1996 | US5517419 Advanced terrain mapping system |
| 05/08/1996 | EP0710351A1 An inspection system for a conduit |
| 04/23/1996 | US5510889 Highway profile measuring system |
| 02/21/1996 | CN1117317A Method and apparatus for operating geography-altering machinery relative to a work site |
| 02/01/1996 | DE4426501A1 Sensor system for surveying shape and volume of otherwise inaccessible underground cavities and caverns |
| 02/01/1996 | DE19508264C1 Measuring contours, esp. in road surface |
| 11/29/1995 | CN1112674A Tracer for well entry profile logging and monitoring method |
| 11/28/1995 | US5471056 Airborne scanner image spectrometer |
| 11/22/1995 | EP0682786A1 Method and apparatus for operating geography-altering machinery relative to a work site |
| 10/05/1995 | DE4408329A1 Cellular-structured locality map development system for self-propelled unit |
| 09/28/1995 | WO1995025942A1 Device for mapping flooded tunnels |
| 08/30/1995 | EP0668988A1 Process and device for acquiring profile and railway data |
| 08/29/1995 | US5445453 Method for airborne surveying which includes the determination of the apparent thermal inertia of the material being surveyed |
| 08/16/1995 | EP0659265A4 Spatial positioning system. |
| 08/15/1995 | US5440923 Drivable slope-sensitive unit for measuring curvature and crossfall of ground surfaces |
| 08/10/1995 | WO1995021367A1 Apparatus for inspecting deformation of pipe |
| 07/20/1995 | WO1995019609A1 Terrain elevation path manager |
| 07/20/1995 | WO1995019490A1 Method of creating a borehole in an earth formation |
| 07/05/1995 | CN1029254C Method and system for controlling travelling body so as to move forward along predetermined route of movement of travelling body |
| 06/29/1995 | WO1995017647A1 Positional measurement projecting device and mounting structure therefor |
| 06/28/1995 | EP0659270A1 Process and device for inspecting and/or servicing and repairing subsidiary canals branching off from a main drain. |
| 06/28/1995 | EP0659265A1 Spatial positioning system |
| 06/15/1995 | WO1995016228A1 Method and apparatus for operating geography-altering machinery relative to a work site |
| 06/15/1995 | CA2152960A1 Method and apparatus for operating geography-altering machinery relative to a work site |
| 05/02/1995 | CA2073669C Method and apparatus for controlling direction of excavating machine |
| 04/06/1995 | WO1995009347A1 A walking profilometer |
| 04/06/1995 | CA2170511A1 A walking profilometer |
| 04/05/1995 | EP0646771A1 Apparatus to measure the deformation of a roadway |
| 02/02/1995 | WO1995003526A1 An inspection system for a conduit |
| 09/14/1994 | CN1092162A Airborne survey method and apparatus |
| 08/16/1994 | US5339241 Method and system for controlling a travelling body so as to move forward along the predetermined route of the movement of travelling body |
| 08/10/1994 | CA2089105A1 Borehole laser cavity monitoring system |
| 07/26/1994 | US5331745 Process and apparatus for surveying a railway track for any deviation from a track survey plan |
| 05/26/1994 | WO1994011705A1 Process and device for acquiring profile and railway data |
| 05/24/1994 | CA2041207C Cavity monitoring system |
| 04/13/1994 | EP0389501B1 Process for determining the condition of a road |
| 03/31/1994 | DE4238034C1 Verfahren und Vorrichtung zum inspektierenden, berührungslosen Abtasten der unmittelbaren Umgebung einer Gleisstrecke hinsichtlich bestimmter Meßkriterien Method and apparatus for inspektierenden, contactless sensing of the immediate environment of a railway track section with regard to certain measurement criteria |
| 03/30/1994 | EP0589554A2 Airborne survey method and apparatus |
| 03/22/1994 | US5296915 Method and apparatus for controlling direction of excavating machine |
| 03/17/1994 | WO1994005989A1 Process and device for inspecting and/or servicing and repairing subsidiary canals branching off from a main drain |
| 03/17/1994 | WO1994005970A1 Spatial positioning system |
| 03/17/1994 | CA2143838A1 Spatial positioning systems |
| 02/22/1994 | US5287740 Method for locating and examining cavities under paved roads |
| 01/25/1994 | US5280719 Measurement of road roughness |
| 12/29/1993 | EP0575327A1 A method and an apparatus for measuring curvature and crossfall of ground surfaces. |
| 12/28/1993 | US5274437 Apparatus and procedure for measuring the cross-section of a hollow space |
| 11/25/1993 | WO1993023729A1 Pipe testing and locating apparatus |
| 09/15/1993 | EP0559850A1 Process for measuring railway lines. |
| 09/09/1993 | DE4206608A1 Internal measuring device for determining parameters of pipes for sanitation planning - has distance sensor using triangulation, with optical axis of light source coincident with rotational axis of deflection mirror |
| 08/25/1993 | CN2141071Y Portable laser mapping instrument for river bed section |
| 08/17/1993 | US5237384 In a tunnel |
| 08/10/1993 | US5235398 Cavity monitoring system |
| 06/16/1993 | CN2136458Y Tunnel section measurer |
| 05/18/1993 | US5212655 Clearance measurement system, video clearance measurement vehicle and improved method of performing clearance measurements |
| 04/01/1993 | WO1993006303A1 Process for measuring railway lines |
| 03/31/1993 | EP0534730A1 Method for locating and examining cavities under paved roads |
| 03/30/1993 | US5198868 Laser surveying system having a function of marking reference points |
| 03/16/1993 | CA1314624C System for geological defect detection utilizing composite video-infrared thermography |
| 02/10/1993 | CN1068887A Method and apparatus for controlling direction of excavating machine |
| 01/20/1993 | EP0523907A2 Method and apparatus for controlling direction of excavating machine |
| 12/29/1992 | US5174038 Method and apparatus for profiling terrain |
| 11/19/1992 | DE4115809A1 Surface contour detector in three=dimensional space - has two measurement wheels and supporting wheel defining plane, measurement wheel rotation sensors and inclination sensor |
| 11/17/1992 | US5163319 Method and a device for recognizing the condition of a road |
| 11/04/1992 | CN2121010U Measure instrument for street section |
| 10/20/1992 | US5156490 Shield tunnelling apparatus |
| 09/14/1992 | CA2063057A1 Measurement of the horizontal deviation of an elevator car vertical hoistway rail |
| 09/02/1992 | EP0501947A1 Method of measuring the cross sections of a cavity |
| 06/13/1992 | WO1992010720A1 A method and an apparatus for measuring curvature and crossfall of ground surfaces |
| 06/13/1992 | CA2098321A1 Method and an apparatus for measuring curvature and crossfall of ground surfaces |
| 05/27/1992 | EP0487465A1 An automatic system for the detection of the internal contour of railway tunnels and the like |
| 05/27/1992 | EP0486955A2 Clearance measurement system, video measurement vehicle and improved method of performing clearance measurements |
| 05/20/1992 | EP0486245A1 Laser surveying system having a function of marking reference points |
| 05/06/1992 | CN1060887A Method and system for controlling travelling body so as to move forward along predetermined route of movement of travelling body |
| 04/28/1992 | US5107598 Surface profiler |
| 01/15/1992 | EP0466348A1 A method and system for controlling a travelling body so as to move forward along a predetermined route |
| 01/14/1992 | CA2046848A1 Method and system for controlling a travelling body so as to move forward along the predetermined route of the movement of travelling body |
| 01/09/1992 | DE4020035A1 Measuring underground working section profiles - using camera with known absolute position coordinates and transformation of image coordinates |
| 01/08/1992 | EP0465239A1 Laser positioner and marking method using the same |
| 01/08/1992 | EP0464363A2 Method and device for the controlling of a driving shield |
| 12/24/1991 | US5075772 Method and an apparatus for the surveying of road properties as to the length of the axis, the width and the height or the ascent |
| 11/19/1991 | US5065618 Method and apparatus for determining terrain surface profiles |
| 11/14/1991 | DE4015335A1 Multi-function control system for mining machine - uses laser beam received by two stage sensor attached to mining machine |
| 10/02/1991 | EP0449581A1 Shield tunnelling apparatus |
| 05/28/1991 | CA1284426C Method and system for determining curvature in fluid transmission pipelines |
| 05/16/1991 | DE4036424A1 Detecting device for contours in flat ground - detects and digitally stores mutually independent rotations of two measurement wheels |
| 04/30/1991 | CA1283734C Method and system for measurement of road profile |