| Patents for G01C 15 - Surveying instruments or accessories not provided for in groups (9,775) |
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| 11/24/1993 | EP0571282A1 Fixing means consisting of a footplate and anchoring means and a manufacturing process of these |
| 11/11/1993 | WO1993022619A1 Vertical alignment apparatus |
| 10/26/1993 | US5257279 Adjustable focus technique and apparatus using a moveable weak lens |
| 10/26/1993 | US5256908 Facility space data logging device |
| 10/26/1993 | US5255441 Prism pole for a surveying system |
| 10/19/1993 | US5253833 Tripod lock device |
| 10/06/1993 | EP0564218A1 Strut height adjusting apparatus |
| 10/05/1993 | US5251013 Vehicle straightener measuring unit, measuring apparatus reliant on reflected beam(s), and source, targets and method |
| 09/28/1993 | CA1322484C Reflective prism assembly |
| 09/21/1993 | US5247487 Spatial measurement recovery system |
| 09/15/1993 | EP0560213A1 Waterproof mounting for a telescope |
| 09/15/1993 | EP0559850A1 Process for measuring railway lines. |
| 09/08/1993 | EP0559489A1 Construction laser |
| 09/07/1993 | US5243398 Surveying instrument including low power light plane generator |
| 08/31/1993 | US5240350 Apparatus for detecting position of underground excavator and magnetic field producing cable |
| 08/31/1993 | US5239761 Multiple-purpose measuring instrument |
| 08/25/1993 | CN2141072Y Multi-functional mark post |
| 08/17/1993 | US5237384 In a tunnel |
| 08/11/1993 | EP0523152A4 Real time three dimensional sensing system |
| 08/10/1993 | US5233761 Method and apparatus for the alignment of several, machine units arranged in series |
| 08/04/1993 | EP0543954A4 Spatial positioning system |
| 08/03/1993 | US5233357 Surveying system including an electro-optic total station and a portable receiving apparatus comprising a satellite position-measuring system |
| 08/03/1993 | US5233176 Precision laser surveying instrument using atmospheric turbulence compensation by determining the absolute displacement between two laser beam components |
| 07/27/1993 | US5231539 Nodal-point adjusting retroreflector prism and method |
| 07/27/1993 | US5231292 Device for photogrammetrically surveying an object in which a reference pattern is arranged outside sensor imaging beam paths |
| 07/20/1993 | US5229828 Arrangement for establishing or defining the position of a measuring point |
| 07/14/1993 | EP0367814B1 Device for finding the relative position of the reference axis of an object relative to a reference beam, a laser beam in particular |
| 07/13/1993 | US5227864 System for leveling workpieces |
| 07/06/1993 | US5224271 Leveling test apparatus and method for optical instrument |
| 07/01/1993 | DE4143167A1 Measurement and adjustment appts. for precision measurement equipment - passes reference laser beam via path length multiplier to monitor unit for laser drift measurement |
| 06/30/1993 | CN1021486C Method for building deep level base-rock marker and level base-rock marker |
| 06/29/1993 | US5223909 High frequency reflector alignment method |
| 06/24/1993 | DE4236643A1 Laser device for structural levelling with laser beam receiver arrangement - contains mechanism for adjusting inclination and lateral direction of laser beam |
| 06/16/1993 | CN2136459Y Double location box staff for surveying |
| 06/15/1993 | US5218770 Surveying machine for construction work |
| 06/09/1993 | EP0545321A1 Spirit level |
| 06/09/1993 | DE4203675A1 Laser level device for measuring inclination - has parallelepiped body with internal laser source, electronic alignment detection device with externally readable detector and externally mounted rotatable prism |
| 06/08/1993 | US5218355 Apparatus for projecting artificial horizon viewable by peripheral vision |
| 06/02/1993 | EP0543954A1 Spatial positioning system. |
| 06/01/1993 | US5216480 Surveying instrument |
| 06/01/1993 | US5215033 Flexible boundary marker |
| 05/25/1993 | US5214491 Apparatus and method for determining the position of a football during a football game |
| 05/25/1993 | US5212889 Plumb device to determine verticals and horizontals |
| 05/18/1993 | US5212655 Clearance measurement system, video clearance measurement vehicle and improved method of performing clearance measurements |
| 05/18/1993 | CA1318012C Position sensing apparatus |
| 05/13/1993 | WO1993009399A1 Surveying system using radio ranging and barometric height |
| 05/04/1993 | US5208538 Apparatus having a pair of magnetic field generating cables for measuring position of an underground excavator |
| 05/04/1993 | US5208452 Method and apparatus for reliably detecting light beam in the presence of undesirable light, especially suitable for surveying instruments |
| 05/04/1993 | US5207003 Target and system for three-dimensionally measuring position and attitude using said target |
| 05/04/1993 | US5207000 Method and apparatus useful for determining an angle between a virtual optical axis and a planar surface |
| 04/29/1993 | DE4135407A1 Measuring and adjusting row of underwater fixtures e.g. for mounting antenna - connecting sections of piping, transmitting light beam along pipe axis and adjusting fixtures w.r.t. beam position |
| 04/28/1993 | EP0538491A1 Device for determination of transverse displacement of objects |
| 04/20/1993 | US5204731 Method and apparatus for measuring the coordinates of a surveyed point |
| 04/15/1993 | WO1993007443A1 Method and system for point by point measurement of spatial coordinates |
| 04/15/1993 | DE4133381A1 Laser operated surveyor's level with dual reference facility - has swivelling head, motorised rotating prism, and adaptor for sweeping beam in both horizontal and vertical planes |
| 04/14/1993 | CN1070998A Tripod lock device |
| 04/13/1993 | US5201129 Vertical indicator unit |
| 04/06/1993 | US5199176 Apparatus for the non-contact measurement of a track gage |
| 04/01/1993 | WO1993006303A1 Process for measuring railway lines |
| 03/30/1993 | US5198868 Laser surveying system having a function of marking reference points |
| 03/25/1993 | DE4131295A1 Variable height sighting device, esp. for laying floor, cladding wall etc. - comprises rod with movably mounted casing with threaded bore, set screw, and holder for sighting string or rail |
| 03/23/1993 | US5196693 Method and apparatus of photodetection with maximum signal holding means |
| 03/23/1993 | US5195248 For attachment to a beam |
| 03/18/1993 | WO1993005428A1 Portable laser device for alignment tasks |
| 03/16/1993 | US5194871 System for simultaneously deriving position information from a plurality of satellite transmissions |
| 03/02/1993 | US5189799 Laser goniometer |
| 02/23/1993 | US5189484 Laser beam detector for grade elevation measurement |
| 02/10/1993 | EP0417125B1 Method for the survey of building measurements by telemetry |
| 02/10/1993 | EP0403585B1 Surveying instrument with receiver for a satellite position measurement system and process for operating it |
| 02/10/1993 | CN1068887A Method and apparatus for controlling direction of excavating machine |
| 02/09/1993 | US5184406 Projected light plumb device |
| 02/03/1993 | CN1068660A Method for determining deviations of actual position of track section |
| 02/02/1993 | US5182863 Automatic plumb and level tool with acoustic measuring capability |
| 01/27/1993 | EP0524533A2 Aiming attachment for a telescopic sight of an optical system |
| 01/21/1993 | DE4123449A1 Telescope tube for geodetic instrument - has universal demountable holder for diode laser which can be aligned with telescope optical axis |
| 01/20/1993 | EP0524107A1 Automatic guiding method for an earthmoving machine |
| 01/20/1993 | EP0523907A2 Method and apparatus for controlling direction of excavating machine |
| 01/20/1993 | EP0523166A1 Computer assisted video surveying and method therefor |
| 01/20/1993 | EP0523152A1 Real time three dimensional sensing system. |
| 01/14/1993 | DE4222333A1 Verfahren zum ermitteln der abweichungen der ist-lage eines gleisabschnittes A method for determine the deviations of the position-is a track section |
| 01/13/1993 | CA2070792A1 Method for determining the deviations of the actual position of a track section |
| 12/23/1992 | WO1992022832A1 Spatial measurement recovery system |
| 12/23/1992 | WO1992022787A1 Projected light plumb device |
| 12/23/1992 | WO1992022786A1 Method and device for surveying and documenting the geometry and structure of three-dimensional objects (such as facades and enclosed spaces, and their walls, furnishings and fittings) as well as the nature of the materials of which such objects are made |
| 12/23/1992 | CN2125816U Sag gauge |
| 12/23/1992 | CA2111704A1 Projected light plumb device |
| 12/22/1992 | CA2071418A1 Finned sleeve for driven type survey monuments |
| 12/17/1992 | DE4119180A1 Verfahren und vorrichtung zur vermessung und dokumentation der geometrie, struktur- und materialbeschaffenheit von dreidimensionalen objekten, wie fassaden und raeume sowie deren waende, einrichtungen und installationen Method and device for measurement and documentation of geometry, structural and material texture of three-dimensional objects, such as facades and raeume as well as the walls, facilities and installations |
| 12/16/1992 | EP0518572A2 System for leveling workpieces |
| 11/26/1992 | WO1992020998A1 A spirit level |
| 11/25/1992 | CN2123093U Electronic range finder |
| 11/24/1992 | US5165490 Boring tool having electromagnetic wave generation capability |
| 11/18/1992 | CA2068830A1 Laser compass |
| 11/17/1992 | US5163230 Chalk line apparatus |
| 11/17/1992 | US5163229 Plumb and horizontal locating device |
| 11/17/1992 | CA2068669A1 Apparatus and method for determining the position of a football during a football game |
| 11/12/1992 | WO1992019935A1 Compensation device for a height levelling instrument |
| 11/12/1992 | WO1992019811A1 A vehicle for the measuring and marking of points and/or lines on a road |
| 11/11/1992 | CN1066094A Device for measuring distance between prack and fixed point |
| 11/10/1992 | US5163002 Method and apparatus for automatic steering control of automobile |