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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08/21/2003 | US20030154611 Aid apparatus for level surveying instrument |
07/29/2003 | US6600977 Glideslope monitor for aircraft |
07/29/2003 | US6598308 Measuring system |
07/24/2003 | US20030136191 Movement-detecting altimeter |
07/17/2003 | US20030132876 Method and apparatus for predictive altitude display |
07/09/2003 | EP1325353A1 Adaptative modeling of surface noise during remote distance measurement |
07/09/2003 | EP1325352A1 Adaptive measurement correction during remote distance measurement |
07/08/2003 | US6591170 Method and apparatus for reducing false taws warnings and navigating landing approaches |
07/02/2003 | CN1427244A Motion-detecting height gauge |
07/01/2003 | US6584839 Modular altimeter |
06/26/2003 | US20030118213 Height measurement apparatus |
06/26/2003 | US20030117898 Diving computer |
06/25/2003 | CN1426528A Portable device for determining horizontal and verticle position and method of control said device |
06/24/2003 | US6584384 Device, method and computer program product for altimetry system |
06/24/2003 | US6583733 Apparatus, method and computer program product for helicopter ground proximity warning system |
06/19/2003 | US20030112171 Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions |
06/17/2003 | CA2232691C Construction machine with laser measuring instrument |
06/12/2003 | US20030107499 Visual display of ground collision avoidance devices for aircraft |
06/11/2003 | EP1317677A2 Method and system for high precision altitude measurement over hostile terrain |
06/11/2003 | EP1317652A1 Method, apparatus and computer program product for helicopter tail strike warning |
06/10/2003 | US6577931 Delta height bias and terrain floor generators for a ground proximity warning system |
06/05/2003 | WO2003046482A1 Hybrid inertial navigation unit with enhanced integrity in altitude |
06/05/2003 | CA2468237A1 Hybrid inertial navigation unit with enhanced integrity in altitude |
06/04/2003 | EP1316004A2 Improvements to visual display of ground collision avoidance devices for aircraft |
06/04/2003 | CN2554597Y Digital surveyor's level of automatic adjusting horizontal position |
06/03/2003 | US6573981 Electronic level |
05/21/2003 | EP1312891A2 Movement-detecting altimeter |
05/21/2003 | EP1157318B1 Ground proximity warning system, method and computer program product for controllably altering the base width of an alert envelope |
05/21/2003 | CN2551973Y Practical levelling instrument |
05/21/2003 | CN1419105A Multi-functional liquid level indication levelling rod |
05/20/2003 | US6567756 Portable pressure measuring apparatus |
05/20/2003 | US6567728 Terrain awareness system having nuisance alarm filter for use during approach |
05/14/2003 | EP1309837A2 Glideslope monitor for aircraft |
05/07/2003 | EP1307705A1 Height measurement apparatus |
05/06/2003 | US6560560 Apparatus and method for determining the distance between two points |
05/06/2003 | US6557418 Portable pressure measuring apparatus |
05/01/2003 | US20030081812 System and method of presenting altitude visibility information provision system utilizing satellite image, and system and method of recognizing flight obstacle |
04/30/2003 | DE20120471U1 Height meter, especially for night parachutists, has housing with at least one battery compartment for accommodating batteries with opening closed by removable closure element |
04/23/2003 | EP1303739A1 Compensation of pressure sensor errors in baro-inertial altitude data |
04/23/2003 | CN1412522A Electronic level meter and electronic level meter surveying rod |
03/20/2003 | WO2003023322A2 Airplane emergency navigational system |
03/12/2003 | EP1290407A2 Apparatus, method and computer program product for helicopter ground proximity warning system |
03/12/2003 | CN2539956Y Laser automatic plumb level gauge |
03/06/2003 | WO2002059547A3 Egpws cutoff altitude for helicopters |
03/05/2003 | EP1287411A1 3d autonomous integrity monitored extrapolation navigation |
02/26/2003 | EP1285228A2 Apparatus, method and computer program product for helicopter enhanced ground proximity warning system |
02/26/2003 | EP1285227A2 Method, apparatus and computer program product for displaying terrain in rotary wing aircraft |
02/26/2003 | CN2537956Y Simple height measurer |
02/25/2003 | US6525674 Conditional hazard alerting display |
02/20/2003 | US20030036828 Ground proximity warning system, method and computer program product for controllably altering the base width of an alert envelope |
02/19/2003 | CN2536992Y Horizontal observing device |
02/18/2003 | US6522298 Device and method for calibrating and improving the accuracy of barometric altimeters with GPS-derived altitudes |
02/12/2003 | CN2535770Y X-type hang spring air-magnetic damper automatic levelling level guage compensator |
01/30/2003 | WO2003008908A1 Pitch angle alerting device for ground proximity warning system (egpws) |
01/30/2003 | US20030023399 Display method of an altitude display apparatus for displaying absolute altitude |
01/28/2003 | US6512859 Level comprising vibration detecting means, wherein number of captured image signals by computing processing section is varied to increase or decrease depending on magnitude of compensator mirror amplitude of vibrations detected |
01/23/2003 | US20030016145 Pitch alerting angle for enhanced ground proximity warning system (EGPWS) |
01/09/2003 | WO2003002941A1 Method for generation of a relief image |
01/09/2003 | WO2003002940A1 Method for synthesis of chart imagery |
01/02/2003 | EP1269116A1 Portable gps receiver using a barometric altimeter |
01/01/2003 | CN1388357A Digital leveling instrument |
12/31/2002 | US6501538 Optoelectronic arrangement for determining an object's profile |
12/19/2002 | WO2002088632A3 Redundant altimeter system with self-generating dynamic correction curve |
12/17/2002 | US6493954 Fluid-actuated level device |
12/11/2002 | CN2525473Y Contour measuring instrument |
12/11/2002 | CN1095986C Automatic angle compensator |
12/10/2002 | US6492934 Method of deriving ground speed for descending aircraft |
12/10/2002 | US6490808 Topographic measuring device |
12/03/2002 | US6489916 Method and apparatus for predictive altitude display |
11/19/2002 | US6484072 Embedded terrain awareness warning system for aircraft |
11/19/2002 | US6484071 Ground proximity warning system, method and computer program product for controllably altering the base width of an alert envelope |
11/14/2002 | US20020166375 Sideslip correction for a multi-function three probe air data system |
11/13/2002 | EP1256812A2 Sideslip correction for a multi-function three probe air data system |
11/12/2002 | US6480120 Airborne terrain collision prevention device with prediction of turns |
11/07/2002 | WO2002088632A2 Redundant altimeter system with self-generating dynamic correction curve |
10/30/2002 | EP1252479A2 Device, method and computer program product for altimetry system |
10/22/2002 | US6469664 Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions |
10/17/2002 | US20020149764 Electronic level |
10/17/2002 | US20020149761 Scanner for airborne laser system |
10/16/2002 | CN1092794C Autoamtic inclination angle comensator |
10/16/2002 | CN1092792C Survey instrument |
10/08/2002 | US6462703 Method and system for high precision altitude measurement over hostile terrain |
10/03/2002 | WO2002076820A1 Dive computer |
09/24/2002 | US6456940 Minimum safe altitude system and method |
09/24/2002 | US6453569 Surveying instrument and plumbing device for plumbing surveying instrument |
09/17/2002 | US6452542 Integrated flight management system |
09/17/2002 | US6452511 Method and system for providing ground proximity warnings |
09/12/2002 | WO2002070993A1 Modular altimeter |
09/12/2002 | US20020128756 Delta height bias and terrain floor generators for a ground proximity warning system |
09/12/2002 | US20020126041 Method and system for high precision altitude measurement over hostile terrain |
09/12/2002 | US20020126040 Method and apparatus for predictive altitude display |
09/10/2002 | US6449573 Apparatus to calculate dynamic values for pressure density in an aircraft |
09/05/2002 | US20020122001 Integrated flight management system |
09/04/2002 | EP1237005A2 Integrated flight management system |
09/04/2002 | CN2509561Y Automatic digital surveyor's level |
09/03/2002 | US6445310 Apparatus, methods, computer program products for generating a runway field clearance floor envelope about a selected runway |
09/03/2002 | US6443235 Rotary laser irradiating apparatus and construction machine control system |
08/22/2002 | US20020116097 Method and apparatus for reducing false taws warnings and navigating landing approaches |
08/20/2002 | US6435283 Rotary laser irradiating apparatus and construction machine control system |
08/15/2002 | WO2002010680A3 Method and system for high precision altitude measurement over hostile terrain |