Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5085970 | Image forming method | Kimitaka Kameoka, Ken-ichi Kuwabara, Toshiro Takahashi, Morio Yagihara, Yoshio Inagaki +1 more | 1992-02-04 |
| 4761362 | Processing a photographic material comprising an emulsion layer providing a contrast gradation and another layer providing a soft tone gradation | Senzo Sasaoka, Kimitaka Kameoka, Kazunobu Katoh, Yoshio Inagaki | 1988-08-02 |
| 4533623 | Silver halide photographic light-sensitive materials for plate making and method of reduction treatment for them | Yukihide Urata, Taku Nakamura, Masashi Ogawa | 1985-08-06 |
| 4455365 | Silver halide photographic material for photomechanical process and reduction processing method thereof | Yukihide Urata, Yasuo Kasama, Eiichi Okutsu | 1984-06-19 |
| 4452882 | Silver halide photographic materials and process of developing them | Yoshitaka Akimura, Eiichi Okutsu, Naomi Saeki, Taiji Hashimura, Hiroyuki Mifune | 1984-06-05 |
| 4395483 | Direct positive type silver halide photosensitive material | Terumi Matsuda, Shoji Ishiguro, Yoshiaki Suzuki | 1983-07-26 |