Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4769315 | Silver halide grain and light-sensitive photographic material containing said silver halide grain | Yoshihiko Suda, Yasuo Tosaka, Yukio Ohya | 1988-09-06 |
| 4766058 | Silver halide photographic material with a specified silver density and dry thickness | Takeshi Sampei, Toshifumi Iijima, Yoshitaka Yamada, Hiroshi Shimazaki, Kenji Kumashiro +2 more | 1988-08-23 |
| 4764457 | Silver halide photographic emulsion | Yuji Hotta, Masanobu Miyoshi | 1988-08-16 |
| 4758504 | Silver halide grains, light-sensitive photographic material containing the same and method for preparing silver halide photographic emulsion containing the same | Yukio Ohya, Yasuo Tosaka, Yoshihiko Suda | 1988-07-19 |
| 4728603 | Method for the production of silver halide emulsion | Toshihiko Yagi, Toshifumi Iijima, Hisashi Yamaguchi, Mikio Miura | 1988-03-01 |
| 4710453 | Silver halide color photographic material | Shigeto Hirabayashi, Yukio Ohya, Yoshiyuki Nonaka | 1987-12-01 |
| 4692400 | Silver halide photographic light-sensitive material | Kenji Kumashiro, Toshifumi Iijima, Hideo Akamatsu | 1987-09-08 |
| 4680252 | Silver halide light-sensitive photographic material for radiographic use | Akio Suzuki, Takeo Koitabashi, Masatoshi Iwata, Hisashi Yamaguchi | 1987-07-14 |
| 4591549 | Process for preparing silver halide emulsions | Makoto Kajiwara, Masanobu Miyoshi, Kiyoshi Yamashita | 1986-05-27 |
| 4542094 | Silver halide emulsion | Kunihiro Koshizuka, Takaaki Kojima | 1985-09-17 |
| 4514491 | Photosensitive silver halide emulsion | Takeo Koitabashi, Yuji Hotta, Masatoshi Iwata | 1985-04-30 |
| 4510234 | Silver halide photographic emulsion | Makoto Kajiwara, Masanobu Miyoshi, Kiyoshi Yamashita | 1985-04-09 |
| 4507386 | Silver halide photographic emulsion | Makoto Kajiwara, Masanobu Miyoshi, Kiyoshi Yamashita | 1985-03-26 |
| 4497895 | Method for preparing silver halide photographic emulsion | Takeo Koitabashi, Yoshihiro Haga, Akio Suzuki, Hiroaki Shiozawa | 1985-02-05 |
| 4444877 | Light-sensitive silver halide emulsion | Takeo Koitabashi, Yoshihiro Haga | 1984-04-24 |