Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880726 | Method of forming a color image | Seiji Ichijima, Kei Sakanoue, Seiichi Taguchi | 1989-11-14 |
| 4865962 | Photographic light-sensitive material and method of developing the same | Kazunori Hasebe, Masahiro Asami, Naoto Ohshima, Toshihiro Nishikawa, Kei Sakanoue +1 more | 1989-09-12 |
| 4866469 | Photosensitive material package unit provided with exposure function | Hisashi Shiraishi | 1989-09-12 |
| 4851327 | Photographic color photosensitive material with two layer reflective support | Tetsuro Fuchizawa, Masaru Sano, Seiichi Taguchi, Tadashi Ogawa | 1989-07-25 |
| 4849325 | Light-sensitive material package unit having exposure function | Noboru Sasaki | 1989-07-18 |
| 4839257 | Color diffusion transfer photographic film unit | Shigeru Nakamura, Minoru Minoda | 1989-06-13 |
| 4827298 | Photographic light-sensitive material-packed unit having exposure function | Noboru Sasaki | 1989-05-02 |
| 4820624 | Corner development type silver halide photographic emulsions | Kazunori Hasebe, Masahiro Asami, Naoto Ohshima, Toshihiro Nishikawa | 1989-04-11 |