Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5931400 | Film cartridge and cartridge mounting insert for microfilm machines | — | 1999-08-03 |
| 5304462 | Composition for and method of cleaning continuous, nonreplenished film developers and replenished film developers | Jerry M. Owens | 1994-04-19 |
| 5148208 | Disposable container for dispensing of photographic developing liquids | Jerry M. Owens, Aubrey E. Thompson | 1992-09-15 |
| 4260677 | Thermographic and photothermographic materials having silver salt complexes therein | John M. Winslow | 1981-04-07 |