Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873183 | Silver halide color photographic light-sensitive material containing pyrazoloazole type cyan coupler | Kimie Tachibana, Yutaka Kaneko | 1989-10-10 |
| 4849512 | 3-acylamino-3-deoxyallose derivatives | Minoru Tokizawa, Mari Otsuka, Kazuhiko Irinoda, Seiji Ishizeki, Kenichi Kukita +2 more | 1989-07-18 |
| 4840882 | Heat developable color light-sensitive material | Masaru Iwagaki, Takashi Sasaki, Tawara Kumamura, Kunihiro Koshizuka | 1989-06-20 |