Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6105265 | Tilt-compensating indicator device for a compass | Hans Gloor | 2000-08-22 |
| 6094830 | Inclination-compensating display device for a compass | Hans Gloor | 2000-08-01 |
| 5233759 | Compensating magnetic compass | Hans Gloor | 1993-08-10 |