Issued Patents All Time
Showing 51–75 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873179 | Method for processing a silver halide color photographic material while replenishing washing water and stabilizing solution | Akira Abe, Keiji Mihayashi | 1989-10-10 |
| 4842985 | Silver halide color photographic material | Mitsunori Ono, Koji Tamoto, Keiji Mihayashi, Isamu Itoh, Yoshisada Nakamura | 1989-06-27 |
| 4842994 | Material comprising a novel bleach accelerator-releasing coupler | Kei Sakanoue | 1989-06-27 |
| 4837136 | Silver halide photographic materials comprising non-diffusible photographically useful compounds | Yasuhiro Shimada, Jun Arakawa | 1989-06-06 |
| 4824772 | Silver halide color photographic material containing pyrazoloazole coupler and DIR compound | Keiji Mihayashi | 1989-04-25 |
| 4818664 | Processing of silver halide color photographic materials containing a compound releasing a specified development inhibitor | Shinji Ueda, Keiji Mihayashi | 1989-04-04 |
| 4818668 | Silver halide color photographic materials | Hideo Usui, Kohzaburoh Yamada | 1989-04-04 |
| 4814261 | Silver halide photographic material containing a development restrainer or a precursor thereof | Shigeo Hirano | 1989-03-21 |
| 4812389 | Process for processing silver halide color photographic material containing DIR coupler having a group functioning as a development inhibitor | Kei Sakanoue, Shinzo Kishimoto | 1989-03-14 |
| 4770982 | Silver halide photographic materials containing a compound which releases a photographically useful group | Shigeo Hirano, Koki Nakamura, Keiji Mihayashi | 1988-09-13 |
| 4764454 | Color photographic material with color forming ligand compounds and a method of processing | Kei Sakanoue | 1988-08-16 |
| 4741994 | Silver halide color photographic material | Kohzaburoh Yamada, Hideo Usui | 1988-05-03 |
| 4737451 | Silver halide color photographic material | — | 1988-04-12 |
| 4729944 | Silver halide photographic light-sensitive material | Keiji Mihayashi, Shunji Takada, Keiichi Adachi, Hidetoshi Kobayashi | 1988-03-08 |
| 4711837 | Silver halide color photographic material | Mitsunori Ono, Isamu Itoh, Keiji Mihayashi, Koji Tamoto, Yoshisada Nakamura | 1987-12-08 |
| 4698297 | Silver halide color photographic light-sensitive material | Noboru Sasaki | 1987-10-06 |
| 4678743 | Silver halide color photographic material | Kohzaburoh Yamada, Hideo Usui | 1987-07-07 |
| 4652516 | Silver halide color photographic light-sensitive material | Shingo Sato, Mitsunori Ono, Noboru Sasaki | 1987-03-24 |
| 4647527 | Silver halide color photographic light-sensitive materials comprising combination of color-forming coupler and colored coupler | Shinpei Ikenoue, Akikazu Mikawa | 1987-03-03 |
| 4629683 | Processing silver halide photographic material with blocked agent and hydroxylamine | Isamu Itoh, Mitsunori Ono, Keiji Mihayashi, Hidetoshi Kobayashi | 1986-12-16 |
| 4618571 | Silver halide color photographic light-sensitive material | Hideo Usui, Naoyasu Deguchi | 1986-10-21 |
| 4536472 | Silver halide color photographic light-sensitive material | Hirohiko Kato, Keiichi Adachi, Toshiyuki Watanabe | 1985-08-20 |
| 4533625 | Silver halide color photographic light-sensitive materials | Takeshi Hirose | 1985-08-06 |
| 4526861 | Silver halide color photographic light-sensitive material comprising coupler having nitrogen-containing heterocyclic ring | Takeshi Hirose | 1985-07-02 |
| 4522917 | Photographic silver halide light-sensitive material | Keiji Mihayashi, Isamu Itoh | 1985-06-11 |