Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306611 | Silver halide photographic emulsion materials | Toshihiko Yagi, Masaru Iwagaki, Toshiya Kondou, Minoru Ishikawa | 1994-04-26 |
| 5232261 | Door impact beam for an automobile | Shigeru Kuroda, Ken Takahashi, Hidetoshi Gozu | 1993-08-03 |
| H1167 | Process for manufacturing silver halide color photographic light | Kuniaki Uezawa, Masaru Iwagaki, Kiichi Sato, Minoru Ishikawa | 1993-04-06 |
| 4977069 | Silver halide color photographic light sensitive material | Toshifumi Iijima, Yoshitaka Yamada, Kenji Kumashiro, Takashi Kamio | 1990-12-11 |
| 4917996 | Silver halide grains, preparation thereof and light-sensitive photographic material containing said grains | Syoji Matsuzaka, Shu Nishiwaki, Yoshihiko Suda | 1990-04-17 |
| 4871658 | Silver halide photographic material that is resistant to fogging during storage | Eiichi Sakamoto, Yutaka Kaneko, Hidetaka Ninomiya, Takashi Kamio, Atsuo Ezaki +1 more | 1989-10-03 |
| 4775615 | Silver halide grains for light-sensitive photographic material having (110) crystal faces with semi-faces having ridge lines | Syoji Matsuzaka, Shu Nishiwaki, Yoshihiko Suda | 1988-10-04 |
| 4692400 | Silver halide photographic light-sensitive material | Kenji Kumashiro, Toshifumi Iijima, Syoji Matsuzaka | 1987-09-08 |