Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7610148 | Methods and systems to interface navigation operations | Thomas H. Walters | 2009-10-27 |
| 7483789 | Systems and methods with integrated triangulation positioning and dead reckoning capabilities | Thomas H. Walters, Min H. Kao | 2009-01-27 |
| 7257469 | Delivering data updates to an avionics device | — | 2007-08-14 |
| 7228225 | Methods and systems to interface navigation operations | Thomas H. Walters | 2007-06-05 |
| 7110883 | Space based augmentation system with hierarchy for determining geographical corrections source | Clayton E. Barber | 2006-09-19 |
| 7099771 | Method and systems to interface navigation operations | Thomas H. Walters | 2006-08-29 |
| 7062374 | Methods and systems to interface navigation operations | Thomas H. Walters | 2006-06-13 |
| 7054725 | GPS navigation device | Matthew C. Burch, Jay Dee Krull, David C. Brown | 2006-05-30 |
| 7047113 | GPS navigation device | Matthew C. Burch, Jay Dee Krull, David C. Brown | 2006-05-16 |
| 7031730 | Method and system for minimizing storage and processing of ionospheric grid point correction information in a wireless communications device | Clayton E. Barber | 2006-04-18 |
| 7013216 | Methods and systems to interface navigation operations | Thomas H. Walters | 2006-03-14 |
| 6865453 | GPS navigation device | Matthew C. Burch, Jay Dee Krull, David C. Brown | 2005-03-08 |
| 6850844 | Portable navigation device with integrated GPS and dead reckoning capabilities | Thomas H. Walters, Min H. Kao | 2005-02-01 |
| 6839631 | Space based augmentation system with hierarchy for determining geographical corrections source | Clayton E. Barber | 2005-01-04 |
| 6801854 | Space based augmentation systems and methods using ionospheric bounding data to determine geographical correction source | Clayton E. Barber | 2004-10-05 |
| 6801855 | Systems and methods with integrated GPS and dead reckoning capabilities | Thomas H. Walters, Min H. Kao | 2004-10-05 |
| 6647340 | Space based augmentation systems and methods using ionospheric bounding data to determine geographical correction source | Clayton E. Barber | 2003-11-11 |
| 6646594 | Method and system for minimizing storage and processing of ionospheric grid point correction information | Clayton E. Barber | 2003-11-11 |
| 6552680 | Method and system for minimizing storage and processing of ionospheric grid point correction information | Clayton E. Barber | 2003-04-22 |
| 6392593 | Time division satellite acquisition | — | 2002-05-21 |