Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051346 | Light-sensitive photographic material comprising lipophilic coupler hydrophilic coupler and diffusion inhibitor releasing | Takashi Uchida | 1991-09-24 |
| 5041667 | Process for producing chlorophenylhydrazine compounds | Tamotsu Kojima | 1991-08-20 |
| 4968594 | Silver halide color photographic material | Hiroshi Shimazaki | 1990-11-06 |
| 4871655 | Light-sensitive silver halide color photographic material containing multi-functional dye | Takashi Uchida, Toshihiko Kimura | 1989-10-03 |
| 4690888 | Silver halide color photo-sensitive material | Takao Nimura, Yasumasa Numata, Yasuko Matsubara | 1987-09-01 |
| 4416980 | High-contrast light-sensitive silver halide photographic material | Syunji Matsuo, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1983-11-22 |
| 4368258 | Process for preparing impregnated polymer latex compositions | Syunji Matsuo, Tsuneo Wada, Naoto Abe, Toyoaki Masukawa, Akio Iijima +1 more | 1983-01-11 |
| 4314023 | Photographic silver halide materials containing yellow coupler | Tamotsu Kojima, Hiroyuki Imamura, Wataru Fujimatsu, Takaya Endo | 1982-02-02 |
| 4289847 | Method of forming dye image | Wataru Ishikawa, Tamotsu Kojima, Takaya Endo, Katsunori Kato | 1981-09-15 |
| 4275148 | Light-sensitive silver halide color photographic materials | Tamotsu Kojima, Takaya Endo, Akio Iijima | 1981-06-23 |
| 4234678 | Light-sensitive silver halide photographic materials | Shinji Yoshimoto, Shoji Kikuchi, Ryosuke Satoh, Takaya Endo, Satoshi Nakagawa | 1980-11-18 |
| 4233400 | Light-sensitive silver halide photographic material containing tetrazolium compounds | Syunji Matsuo, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1980-11-11 |
| 4210715 | Light-sensitive silver halide photographic material and method of processing thereof | Syunji Matsuo, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1980-07-01 |
| 4207111 | Light-sensitive silver halide color photographic materials | Takashi Sasaki, Takashi Uchida | 1980-06-10 |
| 4203767 | Amplification process for light-sensitive color photographic material | Syunji Matsuo, Yutaka Kaneko, Toyoaki Masukawa, Mikio Kawasaki | 1980-05-20 |
| 4200466 | Light-sensitive silver halide photographic materials | Syunji Matsuo, Mikio Kawasaki, Toyoaki Masukawa, Yutaka Kaneko | 1980-04-29 |
| 4192681 | Process for forming an amplified dye image | Syunji Matsuo, Mikio Kawasaki, Toyoaki Masukawa, Yutaka Kaneko | 1980-03-11 |
| 4189321 | Process for forming magenta dye images | Tamotsu Kojima, Takaya Endo, Osamu Ezawa | 1980-02-19 |