Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770969 | Heat fusible toners for developing electrostatic images | Meizo Shirose, Jiro Takahashi, Kiyoshi Tamaki, Akitoshi Matsubara | 1988-09-13 |
| 4654287 | Insulated magnet toner | Yuji Okuyama, Kenzi Tuzita, Tsuyako Ban | 1987-03-31 |
| 4438193 | Silver halide photosensitive color photographic material | Morito Uemura, Satoshi Nakagawa, Shuji Kida | 1984-03-20 |
| 4433046 | Silver halide photographic material | Morito Uemura, Satoshi Nakagawa, Shuji Kida | 1984-02-21 |
| 4421845 | Silver halide photographic light-sensitive material | Morito Uemura, Satoshi Nakagawa, Shuji Kida, Hiroshi Sugita | 1983-12-20 |
| 4394315 | Method for manufacturing p- and o-benzoquinone derivatives | Fumio Ishii | 1983-07-19 |
| 4281059 | Photographic material | Takashi Sasaki | 1981-07-28 |
| 4277558 | Light-sensitive silver halide color photographic materials | Shoji Kikuchi, Toshio Yajima, Takashi Sasaki, Keiichi Mori, Haruhiko Sato | 1981-07-07 |