Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316904 | Amide substituted dye compounds and silver halide photographic elements containing such dyes | Richard L. Parton, David A. Stegman | 1994-05-31 |
| 5053506 | Novel sulfur-containing merocyanine dyes | Wolfgang H. H. Gunther | 1991-10-01 |
| 4937344 | Novel sulfur-containing merocyanine dyes | Wolfgang H. H. Gunther | 1990-06-26 |
| 4906750 | Sulfoalkyl benzoxazoleinylidene butenylidene thiobarbituric acid derivatives | Wolfgang H. H. Gunther | 1990-03-06 |
| 4885366 | Novel selenium-containing merocyanine dyes | Wolfgang H. H. Gunther | 1989-12-05 |
| 4524128 | Spectrally sensitized silver halide photothermographic material | Larry D. Edwards, George J. Burgmaier | 1985-06-18 |