Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680522 | Radiation path axis directing system | John S. St. Clair | 1987-07-14 |
| 4643539 | Sightline stablisation apparatus | — | 1987-02-17 |
| 4638221 | Reaction force compensator | — | 1987-01-20 |
| 4458982 | Optical scanning system including a rotatable drum with mirrors and including a rotatable optical shutter | William A. Blain | 1984-07-10 |