Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358828 | Photographic element and process comprising a bleach accelerator releasing compound | William J. Begley, Stephen P. Singer, David T. Southby | 1994-10-25 |
| 5318879 | Photographic element comprising a bleach accelerator releasing compound | William J. Begley, Stephen P. Singer, David T. Southby | 1994-06-07 |
| 5306607 | Photographic material and process comprising a pyrazolotriazole moiety | William J. Begley, Teh-Hsuan Chen, Frank D. Coms | 1994-04-26 |
| 5286859 | Method of forming a photographic washout coupler (BARC) using a strong base | William J. Begley | 1994-02-15 |