Inventor · disambiguated record
Ralph F. Eschenbach
Also filed as: ESCHENBACH RALPH · ESCHENBACH RALPH F · ESCHENBACH RALPH FREDERIC · LINDES PETER
22 granted patents·1,972 citations·filing 1977–2005
97Inventor score
Top patents by PatentIndex Score
22 records- 0196US7403853B1Position determination system for movable objects or personnel using GPS/TV location technology integrated with inertial navigation systemTRIMBLE NAVIGATION LTD·Filed 2005·Granted Jul 22, 2008·59 cites·28 claims
- 0294US6181253B1Flexible monitoring of location and motionTRIMBLE NAVIGATION LTD·Filed 1998·Granted Jan 30, 2001·264 cites·28 claims
- 0393US6944542B1Position determination system for movable objects or personnelTRIMBLE NAVIGATION LTD·Filed 2003·Granted Sep 13, 2005·97 cites·49 claims
- 0493US6324473B1Method and apparatus for collecting, processing and distributing differential global positioning system information using the internetTRIMBLE NAVIGATION LTD·Filed 1997·Granted Nov 27, 2001·217 cites·33 claims
- 0592US6064335AGPS based augmented reality collision avoidance systemTRIMBLE NAVIGATION LTD·Filed 1997·Granted May 16, 2000·244 cites·37 claims
- 0692US5917444AReduction of time to first fix in an SATPS receiverTRIMBLE NAVIGATION LTD·Filed 1995·Granted Jun 29, 1999·229 cites·12 claims
- 0790US4847862AGlobal positioning system course acquisition code receiverTRIMBLE NAVIGATION LTD·Filed 1988·Granted Jul 11, 1989·86 cites·10 claims
- 0889US6529830B1Method and system for providing wide area augmentation systems (WAAS) like corrections using a server and processor on the internetTRIMBLE NAVIGATION LTD·Filed 2001·Granted Mar 4, 2003·69 cites·21 claims
- 0988US6741935B1Method and system for providing wide area augmentation system (WAAS) like corrections using a server and processor on the internetTRIMBLE NAVIGATION LTD·Filed 2003·Granted May 25, 2004·58 cites·10 claims
- 1086US5820080APrecision equivalent landing system using gps and an altimeterTRIMBLE NAVIGATION LTD·Filed 1996·Granted Oct 13, 1998·85 cites·17 claims
- 1185US4162531AMethod and apparatus for programmable and remote numeric control and calibration of electronic instrumentationHEWLETT PACKARD CO·Filed 1978·Granted Jul 24, 1979·40 cites·25 claims
- 1284US4970523ADifferential doppler velocity GPS receiverTRIMBLE NAVIGATION LTD·Filed 1989·Granted Nov 13, 1990·54 cites·10 claims
- 1379USRE37408EReduction of time to first fix in an SATPS receiverTRIMBLE NAVIGATION LTD·Filed 2000·Granted Oct 16, 2001·46 cites·12 claims
- 1477US6546040B1GPS receiver having improved signal acquisition at a low signal to noise ratioTRIMBLE NAVIGATION LTD·Filed 1999·Granted Apr 8, 2003·68 cites·23 claims
- 1576US6559793B1Differential global positioning system using coarse GPS data for a fast time to a precise first fixTRIMBLE NAVIGATION LTD·Filed 2001·Granted May 6, 2003·37 cites·32 claims
- 1676US6124825AGPS based augmented reality collision avoidance systemTRIMBLE NAVIGATION LTD·Filed 1999·Granted Sep 26, 2000·94 cites·29 claims
- 1775US6211817B1Differential global positioning system using almanac data for a fast time to first fixTRIMBLE NAVIGATION LTD·Filed 1999·Granted Apr 3, 2001·61 cites·12 claims
- 1875US5969670AInexpensive monitoring technique for achieving high level integrity monitoring for differential GPSTRIMBLE NAVIGATION LTD·Filed 1998·Granted Oct 19, 1999·75 cites·22 claims
- 1975US4099240AMethod and apparatus for programmable and remote numeric control and calibration of electronic instrumentationHEWLETT PACKARD CO·Filed 1977·Granted Jul 4, 1978·25 cites·35 claims
- 2072US6373429B1Differential global positioning system using almanac data for a fast time to first fixTRIMBLE NAVIGATION LTD·Filed 2001·Granted Apr 16, 2002·25 cites·27 claims
- 2171US6731672B1GPS receiver having improved signal acquisition at a low signal to noise ratioTRIMBLE NAVIGATION LTD·Filed 2003·Granted May 4, 2004·23 cites·20 claims
- 2261US6727848B2Global positioning system using almanac data for a fast time to first fixFiled 2002·Granted Apr 27, 2004·16 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →