Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573037 | Imaging element comprising solubilized collagen gelatin and hardener | Lloyd A. Lobo, Hwei-Ling Yau, James S. Honan | 2003-06-03 |
| 6120982 | Red sensitizing dye combinations for high chloride emulsions | Richard L. Parton | 2000-09-19 |
| 5962210 | Color paper with improved wet abrasion sensitivity | Alberto M. Martinez, Melvin M. Kestner, Eric L. Bell, Walter H. Isaac | 1999-10-05 |
| 5925509 | Photographic material having a red sensitized silver halide emulsion layer with improved heat sensitivity | Richard P. Garnsey, Pamela M. Ferguson, Richard L. Parton | 1999-07-20 |
| 5922525 | Photographic material having a red sensitized silver halide emulsion layer with improved heat sensitivity | Richard P. Garnsey, Pamela M. Ferguson, Richard L. Parton | 1999-07-13 |
| 5830631 | Photographic paper with iodochloride emulsion and disulfide compound | Jess B. Hendricks, III, Jerzy A. Budz | 1998-11-03 |
| 5641621 | Process for preparation of silver halide emulsion employing a double heat-cycle during finishing | Jess B. Hendricks, III, Heinz E. Stapelfeldt | 1997-06-24 |
| 5627020 | Doped fine grain silver halide grains as a means of incorporating metal dopant in emulsion finishing | Walter H. Isaac | 1997-05-06 |
| 5576159 | Photographic element with color enhancing layer adjacent to an emulsion layer and an oxidized developer scavenger layer | Erika M. Sato, Walter H. Isaac | 1996-11-19 |
| 5523200 | Fine grain bromide emulsions as carriers for photographically useful ingredients added during emulsion finishing | Walter H. Isaac, Heinz E. Stapelfeldt | 1996-06-04 |
| 5364747 | Color correcting layers consisting essentially of at least one dye-forming coupler and gelatin in chromogenic black-and-white photographic imaging systems | James L. Edwards, Joseph E. LaBarca | 1994-11-15 |
| 5362616 | Chromogenic black-and-white photographic imaging systems | James L. Edwards, Mitchell J. Bogdanowicz, Joseph E. LaBarca | 1994-11-08 |
| 4946765 | Photographic material with increased exposure latitude | — | 1990-08-07 |
| 4902609 | Photographic print material with increased exposure latitude | — | 1990-02-20 |
| 4719173 | Process for multistage contacting | — | 1988-01-12 |