Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798775 | Process for producing silver halide photographic emulsion | Toshihiko Yagi | 1989-01-17 |
| 4752558 | Light-sensitive silver halide color photographic material | Yoshitaka Yamada, Toshifumi Iijima, Kenji Kumashiro, Takashi Kamio | 1988-06-21 |
| 4724198 | Light-sensitive silver halide color photographic material having multi-layered red-sensitive, green-sensitive and blue-sensitive emulsion layers | Yoshitaka Yamada, Toshifumi Iijima, Kenji Kumashiro, Takashi Kamio | 1988-02-09 |
| 4701404 | Silver halide color photographic material of high sensitivity and improved granularity | Toshifumi Iijima, Yoshitaka Yamada, Kenji Kumashiro, Takashi Kamio | 1987-10-20 |
| 4610958 | Process of preparing a silver halide emulsion | Shoji Matsuzaka | 1986-09-09 |