Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697582 | Method of adjusting the position of satellites by means of solar pressure torques | Helmut Bittner | 1997-12-16 |
| 5597143 | Process and a device for controlling the attitude of a three-axis stabilized spinning spacecraft | Helmut Bittner | 1997-01-28 |