Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5118594 | Photographic elements containing removable couplers | Gregory J. Lestina, John W. Harder, Stephen P. Singer | 1992-06-02 |
| 5051343 | Photographic elements containing removable couplers | Gregory J. Lestina, John W. Harder, Stephen P. Singer | 1991-09-24 |