Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330978 | Photographic film packing apparatus | Armer J. Willenbring, Gerald R. Strunc | 1982-05-25 |
| 4317564 | Film tray assembly for photographic film cutter | Armer J. Willenbring, James W. Gausman | 1982-03-02 |
| 4280381 | Film tray assembly for photographic film cutter | Armer J. Willenbring, James W. Gausman | 1981-07-28 |