Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043778 | Navigation system and orientation system incorporating solar sighting | Peter L. Froeberg | 2000-03-28 |
| 5742509 | Personal tracking system integrated with base station | Steven H. Goldberg, Paul Davis | 1998-04-21 |