Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552258 | Diffusion transfer printing plate with acid gelatin under layer | — | 1996-09-03 |
| 5468588 | Process for manufacturing diffusion transfer printing plates | Douglas M. Gates, Timothy M. Leary | 1995-11-21 |
| 4544620 | Tannable multi-colored material | — | 1985-10-01 |
| 4427757 | Tannable imaging element | George W. Beebe | 1984-01-24 |