Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5852412 | Differential ground station repeater | — | 1998-12-22 |
| 5663732 | Integrity monitoring method and apparatus for GPS and DGPS receivers | Wayland K. Adams | 1997-09-02 |
| 5596328 | Fail-safe/fail-operational differential GPS ground station system | — | 1997-01-21 |
| 5543803 | Fail safe receiver system | Steven E. Serfling | 1996-08-06 |