Issued Patents All Time
Showing 101–112 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631253 | Method for forming silver halide emulsion comprising forming silver halide grains in the presence of mesoionic 1,2,4-triazolium-3-thiolate compound | Hiroyuki Mifune, Shoji Ishiguro | 1986-12-23 |
| 4624913 | Silver halide photographic light-sensitive materials | Nobuaki Miyasaka, Shigeki Yokoyama | 1986-11-25 |
| 4615970 | Silver halide photographic material | Tetsuro Kojima, Takashi Toyoda | 1986-10-07 |
| 4604339 | Method of developing silver halide photographic light-sensitive material | Tadao Sugimoto, Hideo Ikeda, Hiroyuki Mifune | 1986-08-05 |
| 4582775 | Diffusion transfer color photographic material with meso-ionic 1,2,4-triazolium-3-thiolate antifoggant | Masaharu Toriuchi, Morio Yagihara | 1986-04-15 |
| 4568635 | Silver halide light-sensitive material | Hiroyuki Yamagami, Kazunori Hasebe, Naoyasu Deguchi, Hiroyuki Mifune | 1986-02-04 |
| 4555480 | Silver halide photographic light-sensitive material containing a polyoxyethylene surfactant and a nitron compound | Shigeki Yokoyama, Jyounichi Kouda, Nobuhisa Sekiguchi | 1985-11-26 |
| 4551419 | Method of developing silver halide photographic material | Tadao Sugimoto, Hideo Ikeda | 1985-11-05 |
| 4551421 | Silver halide photographic materials | Tadao Sugimoto, Hideo Ikeda | 1985-11-05 |
| 4539291 | Direct positive silver halide photographic materials | Nobuaki Inoue, Hiroyuki Mifune | 1985-09-03 |
| 4521508 | Silver halide photographic light-sensitive materials | Tadao Sugimoto, Hideo Ikeda, Hiroyuki Mifune | 1985-06-04 |
| 4520099 | Silver halide photographic light-sensitive materials | Yoshitaka Akimura, Hiroyuki Mifune | 1985-05-28 |