Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572865 | Satellite propulsion and power system | Robert L. Sackheim, Dale L. Hook | 1996-11-12 |
| 5417049 | Satellite propulsion and power system | Robert L. Sackheim, Dale L. Hook | 1995-05-23 |