Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8769830 | Grass cutter and associated method | — | 2014-07-08 |
| 4752831 | Focusing system for camera apparatus | Conrad H. Biber, William T. Vetterling, Donald S. Levinstone | 1988-06-21 |
| 4245559 | Antitank weapon system and elements therefor | David R. Wakeman | 1981-01-20 |