| 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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| 04/06/2006 | US20060074559 Onboard terrain anticollision display device |
| 04/06/2006 | DE19549048B4 Teleskop mit Innenfokussierung Telescope with internal focusing |
| 04/06/2006 | DE102004035521B3 Markierungsvorrichtung Marking device |
| 03/29/2006 | EP1639516A2 Method and apparatus for ground detection and removal in vision systems |
| 03/29/2006 | EP1639313A1 A surveying instrument with compensation for mechanical errors |
| 03/29/2006 | EP1638703A1 Apparatus and method for cleaning pipelines, tubing and membranes using two-phase flow |
| 03/21/2006 | US7013571 Laser level |
| 03/15/2006 | CN1245607C Portable pressure measuring device |
| 03/08/2006 | CN1743808A Laser levelling instrument |
| 03/08/2006 | CN1743804A Level (slope) two-purpose ruler |
| 03/08/2006 | CN1743803A Level pipe (ruler) |
| 03/08/2006 | CN1743802A Barcode for measurement and its measuring instrument |
| 03/07/2006 | US7009690 Three-dimensional measurement device and three-dimensional measurement method |
| 03/07/2006 | US7009553 Device and method for alert and density altitude features in a transponder |
| 03/02/2006 | DE102004026639B4 Verfahren zur Bestimmung einer Höheninformation in einem Kraftfahrzeug Method for determining a height information in a motor vehicle |
| 03/01/2006 | EP1630521A1 Portable pressure measuring apparatus |
| 03/01/2006 | CN2762068Y Portable horizontal pipe |
| 03/01/2006 | CN2762067Y Horizontal pipe |
| 02/17/2006 | CA2512789A1 Laser leveling device having a suction mounting arrangement |
| 02/15/2006 | CN2758704Y Level-meter |
| 02/15/2006 | CN2758703Y Three prevention engineering surveying and mapping leveling rod |
| 02/14/2006 | US6999023 Method and apparatus for predictive altitude display |
| 02/08/2006 | CN1731087A Digital image pick-up and laser system for measuring three-dimensional space and application thereof |
| 02/08/2006 | CN1731086A Automatic levelling base for level instrument and theodolite |
| 02/02/2006 | US20060021237 Measuring and leveling device |
| 02/01/2006 | EP1621850A1 Measuring apparatus for determining level differences |
| 02/01/2006 | CN1727845A Surveying instrument |
| 01/26/2006 | WO2006007872A1 Combination tool for aligning, measuring distances and sensing objects under a surface |
| 01/26/2006 | US20060016085 Management system for surveying instrument and storage medium used in management system for surveying instrument |
| 01/26/2006 | CA2570704A1 A system for automatically locating and manipulating positions on an object |
| 01/25/2006 | CN2754110Y Aerial conducting wire laser automatic measuring device |
| 01/18/2006 | CN1721818A Survey system |
| 01/18/2006 | CN1721816A Method for detecting the start of a dive for a dive computer |
| 01/12/2006 | US20060009887 Method and apparatus for avoidance of power lines or trip wires by fixed and rotary winged aircraft |
| 01/12/2006 | DE102004028989A1 Elektronische Schaltungsvorrichtung und Verfahren zum Stapeln von elektronischen Schaltungseinheiten An electronic circuit device and method of stacking the electronic circuit units |
| 01/05/2006 | US20060002233 Combination tool for aligning, measuring distances and sensing objects under a surface |
| 01/05/2006 | US20060000286 Self-correcting barometer and/or altimeter |
| 01/04/2006 | CN1715833A Surveying apparatus |
| 12/28/2005 | EP1609125A2 Display for terrain avoidance |
| 12/28/2005 | CN2748870Y Laser level meter conversion device |
| 12/27/2005 | US6980153 Radar altimeter for helicopter load carrying operations |
| 12/22/2005 | WO2005121701A2 Method and system for providing a covert warning notification of a hazard to an aircraft |
| 12/22/2005 | DE10325416B4 Strahlfänger Beam stop |
| 12/21/2005 | EP1607817A1 Procedure and apparatus for guiding an aircraft to aid parachuting |
| 12/15/2005 | US20050274031 Surveying apparatus |
| 12/08/2005 | US20050273259 Passive measurement of terrain parameters |
| 12/08/2005 | US20050272447 Mobile communication terminal |
| 12/08/2005 | US20050270180 Tailwind alerting system to prevent runway overruns |
| 12/07/2005 | EP1602995A1 Method and device for generating a low altitude flight path to be followed by an aircraft |
| 12/07/2005 | EP1602994A1 Method and system for providing security for an aircraft during low altitude flight |
| 12/07/2005 | EP1601933A2 Compact laser altimeter system |
| 12/07/2005 | CN1230658C Two-way lead wire device |
| 12/01/2005 | WO2005114109A1 Method for estimating an aircraft distance taking into account air navigation constraints |
| 12/01/2005 | DE102005019058A1 Vermessungssystem Measurement system |
| 11/29/2005 | US6970795 Method and apparatus for calculating altitude based on barometric and GPS measurements |
| 11/24/2005 | US20050261811 Method and device for ensuring the safety of a low-altitude flight of an aircraft |
| 11/24/2005 | US20050258979 Method and device for determining a safe altitude for an aircraft |
| 11/23/2005 | EP1598718A1 Method and device for determining a safety altitude for an aircraft |
| 11/23/2005 | CN2742385Y Movable measurer capable of regulating levelness |
| 11/18/2005 | CA2506111A1 Securing process and device for low altitude aircraft flights |
| 11/18/2005 | CA2506094A1 Process and device for determining a low-altitude flight path to be followed by an aircraft |
| 11/18/2005 | CA2503065A1 Aircraft process and device for assisting parachute drops |
| 11/18/2005 | CA2503048A1 Process and device for determining a safe altitude for an aircraft |
| 11/17/2005 | WO2005108921A1 Levelling rod and level determination apparatus and method, e.g. for geodetic applications |
| 11/17/2005 | US20050254044 Survey system |
| 11/17/2005 | US20050253750 Radar altimeter for helicopter load carrying operations |
| 11/17/2005 | US20050252293 Magnetic MEMS device and method of forming thereof |
| 11/16/2005 | EP1596203A1 Magnetic micro-electromechanical sytem (MEMS) sensor and method for its manufacture |
| 11/16/2005 | CN1696608A Leveling disc |
| 11/10/2005 | US20050248481 Method and apparatus for predictive altitude diplay |
| 11/10/2005 | US20050248470 Aircraft navigation assistance device and method |
| 11/09/2005 | EP1593934A1 Levelling rod and level determination apparatus and method e.g. for geodetic applications |
| 11/09/2005 | CN2739578Y Electronic height meter |
| 11/03/2005 | US20050241164 Laser level rotor assembly addressing angular drift |
| 11/03/2005 | DE102005015914A1 Kombinierte Laser-Höhen- und Bodengeschwindigkeits-Messvorrichtung Combined laser altitude and ground speed measuring device |
| 11/02/2005 | EP1590628A1 Altimeter having temperature correction |
| 10/27/2005 | WO2005100912A1 Method for locating difficult access points on a map |
| 10/26/2005 | CN1687703A Method for increasing cost performance ratio of digital electronic level |
| 10/20/2005 | WO2005098476A1 Method and apparatus for position estimation using reflected light sources |
| 10/20/2005 | WO2005098367A1 Topographic map display device for aircraft |
| 10/20/2005 | US20050231710 Combined laser altimeter and ground velocity measurement apparatus |
| 10/19/2005 | CN2735304Y Spectroscope conversion mechanism for laser leveling rod |
| 10/13/2005 | WO2005096106A1 Portable electronic device with an analog display variometric function |
| 10/13/2005 | WO2005096105A1 Electronic device for analog display of the history of at least one variable measured by a sensor |
| 10/13/2005 | WO2005095888A1 Curvilinear distance estimation method for a moving vehicle with limited maneuverability |
| 10/13/2005 | DE102004026639A1 Verfahren zur Bestimmung einer Höhen- oder Steigungsinformation in einem Kraftfahrzeug A method of determining a height or slope information in a motor vehicle |
| 10/12/2005 | EP1584896A1 Passive measurement of terrain parameters |
| 09/29/2005 | US20050216138 Airplane emergency navigational system |
| 09/29/2005 | US20050213082 Methods and apparatus for position estimation using reflected light sources |
| 09/28/2005 | EP1580525A1 Method of detection of the beginning of a diving for diving computer |
| 09/28/2005 | EP1579173A1 Onboard terrain anticollision display device |
| 09/28/2005 | CN1673681A Method of detection of the beginning of a diving for diving computer |
| 09/22/2005 | US20050209775 Method for determining altitude or road grade information in a motor vehicle |
| 09/22/2005 | US20050205092 Process of detection of a dive start in a dive computer |
| 09/21/2005 | EP1577640A1 Method and device for hydrostatic levelling |
| 09/20/2005 | CA2202677C Aircraft anti-collision device to prevent ground crashes and anticipate turns |
| 09/08/2005 | US20050193577 Laser calibration apparatus and method |
| 09/08/2005 | DE10317958B4 Vorrichtung zum Erzeugen und Projizieren von Lichtmarken Apparatus for producing and projecting light marks |
| 09/07/2005 | EP1571507A1 Portable electronic device provided with an analog displayed variometer function |
| 09/07/2005 | EP1571506A1 Electronic device with analog display of the history of at least one physical quantity measured by a sensor |