Eschenbach; Ralph F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Eschenbach; Ralph F..The latest application filed is for "global positioning system using almanac data for a fast time to first fix".

Company Profile

0.13.1

Eschenbach; Ralph F. - Woodside CA
Eschenbach; Ralph F - Woodside CA
Eschenbach; Ralph F. - Redwood City CA
Eschenbach; Ralph F. - Los Altos CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
GPS receiver having improved signal acquisition at a low signal to noise ratio Grant 6,731,672 - Eschenbach May 4, 2	2004-05-04
Global positioning system using almanac data for a fast time to first fix Grant 6,727,848 - Eschenbach April 27, 2	2004-04-27
Differential global positioning system using coarse GPS data for a fast time to a precise first fix Grant 6,559,793 - Eschenbach May 6, 2	2003-05-06
GPS receiver having improved signal acquisition at a low signal to noise ratio Grant 6,546,040 - Eschenbach April 8, 2	2003-04-08
Global positioning system using almanac data for a fast time to first fix App 20020186165 - Eschenbach, Ralph F.	2002-12-12
Differential global positioning system using almanac data for a fast time to first fix Grant 6,373,429 - Eschenbach April 16, 2	2002-04-16
Differential global positioning system using almanac data for a fast time to first fix Grant 6,211,817 - Eschenbach April 3, 2	2001-04-03
Flexible monitoring of location and motion Grant 6,181,253 - Eschenbach , et al. January 30, 2	2001-01-30
Inexpensive monitoring technique for achieving high level integrity monitoring for differential GPS Grant 5,969,670 - Kalafus , et al. October 19, 1	1999-10-19
Precision equivalent landing system using gps and an altimeter Grant 5,820,080 - Eschenbach October 13, 1	1998-10-13
Differential doppler velocity GPS receiver Grant 4,970,523 - Braisted , et al. November 13, 1	1990-11-13
Global positioning system course acquisition code receiver Grant 4,847,862 - Braisted , et al. July 11, 1	1989-07-11
Method and apparatus for programmable and remote numeric control and calibration of electronic instrumentation Grant 4,162,531 - Rode , et al. July 24, 1	1979-07-24
Method and apparatus for programmable and remote numeric control and calibration of electronic instrumentation Grant 4,099,240 - Rode , et al. July 4, 1	1978-07-04

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