Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366227 | Diffusion transfer film unit | John J. Magenheimer | 1982-12-28 |
| 4324853 | Photographic processing composition containing polyol | — | 1982-04-13 |
| 4225631 | Abrasion resistant coatings for unsaturated polymeric substrates | Hollis E. French | 1980-09-30 |