Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D306273 | Automobile | — | 1990-02-27 |
| 4818672 | Silver halide color photographic light-sensitive material improved in cyan image characteristics | Toyoaki Masukawa, Hidetaka Ninomiya, Noritaka Nakayama, Toshihiko Kimura | 1989-04-04 |
| 4788284 | Diphenylimidazole type dyes | Toyoaki Masukawa, Hidetaka Ninomiya, Noritaka Nakayama | 1988-11-29 |
| 4532202 | Coupler for photography | Takashi Sasaki, Yutaka Kaneko, Fumio Ishii, Kazuhiko Kimura, Katsunori Kato | 1985-07-30 |
| 4528263 | Light-sensitive silver halide color photographic material | Hiroshi Sugita, Kenji Ito, Satoru Shimba | 1985-07-09 |
| 4463086 | Light-sensitive silver halide color photographic material | Takashi Sasaki, Yutaka Kaneko, Fumio Ishii, Kazuhiko Kimura, Katsunori Kato | 1984-07-31 |
| 4458012 | Light-sensitive silver halide color photographic material | Kenji Ito, Satoru Shimba, Hiroshi Sugita | 1984-07-03 |
| 4450228 | Light-sensitive silver halide color photographic material | Satoru Shimba, Kenji Ito, Hiroshi Sugita | 1984-05-22 |
| 4434225 | Light-sensitive silver halide color photographic material | Hiroshi Sugita, Kenji Ito, Satoru Shimba | 1984-02-28 |
| 4234671 | Color diffusion transfer dye mordant | Hideaki Iwama, Mikio Koyama, Masao Asano | 1980-11-18 |
| 4193800 | Photographic dye mordant | Hideaki Iwama, Mikio Koyama, Masao Asano | 1980-03-18 |