Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6066443 | Blue sensitizing dyes with heterocyclic substituents | Thomas R. Dobles, Richard L. Parton, Pamela M. Ferguson, Nona Veith Spitzner, David A. Stegman +2 more | 2000-05-23 |
| 5376523 | Method for controlling characteristics curve shape for variable contrast photographic elements | Sandra M. Finn, Harry J. Price | 1994-12-27 |
| 5334496 | Process and apparatus for reproducible production of non-uniform product distributions | Karen L. Pond, Alton L. Chitty, Douglas L. Oehlbeck, Ward K. Darron | 1994-08-02 |
| 5037732 | Photographic emulsions containing internally modified silver halide grains | Woodrow G. McDugle, Alfred P. Marchetti, John E. Keevert, Jr., Myra T. Olm | 1991-08-06 |