Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487499 | Method for adjusting a pseudo-range model | Donald L. Fuchs, Charles Abraham | 2002-11-26 |
| 6484097 | Wide area inverse differential GPS | Donald L. Fuchs, Charles Abraham | 2002-11-19 |
| 6453237 | Method and apparatus for locating and providing services to mobile devices | Donald L. Fuchs, Charles Abraham | 2002-09-17 |
| 6429814 | Method and apparatus for enhancing a global positioning system with terrain model | Charles Abraham | 2002-08-06 |
| 6417801 | Method and apparatus for time-free processing of GPS signals | — | 2002-07-09 |
| 6411892 | Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris | — | 2002-06-25 |