Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354650 | Photographic elements containing release compounds | David T. Southby, Daniel L. Kapp, Louis E. Friedrich, Zbyslaw R. Owczarczyk, Xiqiang Yang | 1994-10-11 |
| 5283162 | Photographic elements containing sulfite releasable release compounds | Daniel L. Kapp, David T. Southby | 1994-02-01 |
| 5283163 | Photographic material and process employing a development inhibitor releasing compound containing a fluorinated carbon alpha to an amide group | Gregory J. Lestina, David T. Southby, David A. Steele, Teh-Hsuan Chen | 1994-02-01 |