Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886736 | Silver halide color photographic material | Koki Nakamura, Seiji Ichijima | 1989-12-12 |
| 4880726 | Method of forming a color image | Keisuke Shiba, Seiji Ichijima, Seiichi Taguchi | 1989-11-14 |
| 4865959 | Silver halide color photographic material containing a bleach accelerator releasing compound | Hidetoshi Kobayashi | 1989-09-12 |
| 4865962 | Photographic light-sensitive material and method of developing the same | Kazunori Hasebe, Masahiro Asami, Naoto Ohshima, Keisuke Shiba, Toshihiro Nishikawa +1 more | 1989-09-12 |
| 4842994 | Material comprising a novel bleach accelerator-releasing coupler | Seiji Ichijima | 1989-06-27 |
| 4812389 | Process for processing silver halide color photographic material containing DIR coupler having a group functioning as a development inhibitor | Seiji Ichijima, Shinzo Kishimoto | 1989-03-14 |