Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359521 | Light-sensitive color photographic material | Mario Fryberg, John G. V. Scott | 1982-11-16 |
| 4323682 | Quinoxalines and their use in photographic processes | Gerald Jan, John Lenoir | 1982-04-06 |