Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017466 | Color-forming aminopyrimidine couplers and silver halide color photographic light-sensitive materials containing the coupler | Hidetoshi Kobayashi, Kei Sakanoue | 1991-05-21 |