Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840870 | Heat-transfer image-receiving element | Masaru Iwagaki, Tawara Komamura, Wataru Ishikawa, Kimie Hoshino | 1989-06-20 |
| 4840883 | Light-sensitive silver halide color photographic material containing novel cyan coupler | Hidetaka Ninomiya, Hiroyuki Iizuka | 1989-06-20 |
| 4818672 | Silver halide color photographic light-sensitive material improved in cyan image characteristics | Yasuo Tsuda, Hidetaka Ninomiya, Noritaka Nakayama, Toshihiko Kimura | 1989-04-04 |