Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5510869 | Photographic film packet and light locking element | Peter C. Runke, Joseph H. Prato | 1996-04-23 |
| 5269762 | Portable hand-held power assister device | Randy E. Armbruster | 1993-12-14 |
| D341760 | Hand-held power injector | Randy E. Armbruster | 1993-11-30 |
| 4525829 | Optical disk assembly retaining rings | — | 1985-06-25 |
| 4482903 | Disk unit with retaining ring | — | 1984-11-13 |