Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362882 | Pyrrolotriazole derivative and heat transfer dye providing material containing a pyrrolotriazole azomethine dye | Makoto Suzuki, Yasuhiro Shimada, Koushin Matsuoka, Katsuyoshi Yamakawa, Kozo Sato | 1994-11-08 |
| 5328819 | Silver halide photographic material containing isomethine dyes | Shigeru Ohno, Yukio Miyaki | 1994-07-12 |
| 5300419 | Silver halide color photographic material | Nobuo Seto, Hiroyuki Yoneyama, Masakazu Morigaki, Hidekazu Sakai, Hidetoshi Kobayashi | 1994-04-05 |