Issued Patents All Time
Showing 76–97 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4482627 | Method of treating direct positive silver halide sensitive material | Yoshihiro Takagi, Tadao Sugimoto | 1984-11-13 |
| 4481285 | Method of treating direct positive silver halide sensitive material | Yoshihiro Takagi, Tadao Sugimoto | 1984-11-06 |
| 4476219 | Silver halide color photographic material | Kei Sakanoue, Takehiko Ueda, Keiichi Adachi | 1984-10-09 |
| 4474874 | Color photographic light-sensitive material | Kei Sakanoue, Keiichi Adachi | 1984-10-02 |
| 4458010 | Process for bleaching color photographic sensitive materials | Kiyohiko Yamamuro, Yasuo Iwasa | 1984-07-03 |
| 4448878 | Silver halide photographic light-sensitive materials | Kiyohiko Yamamuro, Yasuo Iwasa | 1984-05-15 |
| 4447522 | Method of forming a photographic image | Yoshihiro Takagi | 1984-05-08 |
| 4429036 | Method of forming a photographic image | Yoshihiro Takagi | 1984-01-31 |
| 4390618 | Silver halide photographic light-sensitive materials | Hidetoshi Kobayashi, Toshirou Takahashi, Takeshi Hirosa, Keiichi Adachi | 1983-06-28 |
| 4374923 | Direct positive silver halide photographic light-sensitive material | Tadao Sugimoto, Nobuyuki Tsujino | 1983-02-22 |
| 4345024 | Photographic development inhibitor releasing compound | Kei Sakanoue | 1982-08-17 |
| 4332878 | Photographic image-forming method | Yoshitaka Akimura, Hiroyuki Mifune, Eiichi Okutsu | 1982-06-01 |
| 4331444 | Competitive immunoassay using silver halide fogging agent | Yuji Mihara, Nobuhito Masuda, Nobuo Hiratsuka, Takushi Miyazako | 1982-05-25 |
| 4324855 | Process for developing a silver halide emulsion | Yasushi Oishi | 1982-04-13 |
| 4323643 | Silver halide photographic light-sensitive materials | Hiroyuki Mifune, Yoshitaka Akimura | 1982-04-06 |
| 4294919 | Direct positive silver halide light-sensitive material | Nobuyuki Tsujino | 1981-10-13 |
| 4272614 | Silver halide photographic light-sensitive material | Hiroyuki Mifune | 1981-06-09 |
| 4266013 | Direct positive silver halide light-sensitive material and method of forming direct positive image | Keiichi Adachi, Nobuyuki Tsujino | 1981-05-05 |
| 4255511 | Direct positive silver halide light-sensitive material | Keiichi Adachi, Nobuyuki Tsujino | 1981-03-10 |
| 4245037 | Direct positive silver halide light-sensitive material | Nobuyuki Tsujino, Keiichi Adachi | 1981-01-13 |
| 4243739 | Silver halide photographic light-sensitive material | Hiroyuki Mifune, Shunji Takada, Yoshitaka Akimura | 1981-01-06 |
| 4195999 | Silver halide photographic material containing ultraviolet light absorbing agent | Keiichi Adachi, Tadashi Ikeda, Takeshi Mikami | 1980-04-01 |