Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5834167 | Photographic element containing yellow dye-forming coupler comprising a dye light stability enhancing ballast and process | John DiCillo | 1998-11-10 |
| 5677114 | Photographic element containing yellow dye-forming coupler comprising a dye light stability enhancing ballast and process | John DiCillo | 1997-10-14 |
| 5610003 | Two-equivalent magenta photographic couplers with activity-modifying ballasting groups | — | 1997-03-11 |
| 5466715 | 3,4-disubstituted phenols-immunomodulating agents | William N. Washburn, Carl R. Illig, Lee H. Latimer | 1995-11-14 |
| 5449691 | 3,4-disubstituted anilines-immunomodulating agents | William N. Washburn, Lee H. Latimer, Carl R. Illig, Alexander L. Weis | 1995-09-12 |
| 5310760 | 3,4-disubstituted anilines-immunomodulating agents | William N. Washburn, Lee H. Latimer, Carl R. Illig, Alexander L. Weis | 1994-05-10 |
| 5258407 | 3,4-disubstituted phenols-immunomodulating agents | William N. Washburn, Carl B. Illig, Lee H. Latimer | 1993-11-02 |
| 5254592 | Multiply substituted anilines, phenols and pyridines-immunomodulating agents | Lee H. Latimer, Carl R. Illig, William N. Washburn | 1993-10-19 |
| 4684597 | Non-precipitating quinone diazide polymer containing photoresist composition with o-quinone diazide trisester as dissolution inhibitor | — | 1987-08-04 |
| H41 | Halftone imaging silver halide emulsions, photographic elements, and | James C. Loblaw | 1986-04-01 |
| 4560638 | Halftone imaging silver halide emulsions, photographic elements, and processes which employ novel arylhydrazides | James C. Loblaw | 1985-12-24 |