Issued Patents All Time
Showing 26–50 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338654 | Silver halide color photographic material | Naoki Saito, Takayoshi Kamio, Keiji Mihayashi | 1994-08-16 |
| 5312726 | Silver halide color photographic material | Keiji Mihayashi, Toshio Kawagishi, Naoki Saito, Masuji Motoki | 1994-05-17 |
| 5254446 | Silver halide color negative photosensitive material | Shinpei Ikenoue, Toshiyuki Watanabe | 1993-10-19 |
| 5238803 | Silver halide color photographic photosensitive material containing a yellow coupler | Naoki Saito, Keiji Mihayashi | 1993-08-24 |
| 5213958 | Silver halide color photographic material containing a photographic yellow dye forming coupler | Masuji Motoki, Naoki Saito, Takayoshi Kamio, Keiji Mihayashi | 1993-05-25 |
| 5214141 | Azomethine compound and photographic dye comprising the azomethine compound | Masuji Motoki, Naoki Saito, Takayoshi Kamio, Mitsugu Tanaka | 1993-05-25 |
| 5206379 | .alpha.-acylmethoxycarbonylbenzotriazoles | Masuji Motoki, Keiji Mihayashi | 1993-04-27 |
| 5194369 | Silver halide color photographic material | Keiji Mihayashi, Toshio Kawagishi, Naoki Saito, Masuji Motoki | 1993-03-16 |
| 5187055 | Silver halide color photographic material | Hidetoshi Kobayashi, Yasuhiro Shimada, Yoshio Ishii | 1993-02-16 |
| 5151344 | Method for processing a silver halide color photographic material | Akira Abe, Keiji Mihayashi | 1992-09-29 |
| 5126236 | Color photographic materials with DIR compound combinations | Keiji Mihayashi | 1992-06-30 |
| 5104783 | Silver halide color photographic material | Yasuhiro Shimada | 1992-04-14 |
| 5071735 | Silver halide color photographic material containing a compound releasing a DIR command upon reaction with an oxidized developing agent | Yasuhiro Shimada | 1991-12-10 |
| 5066576 | Silver halide color photographic material | Naoki Saito, Keiji Mihayashi, Yoshio Ishii, Akira Ogawa | 1991-11-19 |
| 5051342 | Silver halide photographic materials and method for color development thereof | Keisuke Shiba, Kazunori Hasebe | 1991-09-24 |
| 5049474 | Color light-sensitive material | Kei Sakanoue | 1991-09-17 |
| 5021329 | Silver halide photographic material containing a dye precursor residue | Toshio Kawagishi, Atsuhiro Ohkawa | 1991-06-04 |
| 4985336 | Silver halide photographic material | Keiji Mihayashi | 1991-01-15 |
| 4975359 | Photographic light-sensitive materials containing couplers that release diffusible dyes and DIR compounds | Noboru Sasaki, Kei Sakanoue, Hidetoshi Kobayashi, Keiichi Adachi | 1990-12-04 |
| 4959299 | Silver halide color photographic materials | Kei Sakanoue, Hidetoshi Kobayashi, Shinji Ueda | 1990-09-25 |
| 4948716 | Silver halide color photographic material | Keiji Mihayashi | 1990-08-14 |
| H789 | Method for processing a silver halide photographic material | Shinji Ueda, Kei Sakanoue, Hidetoshi Kobayashi | 1990-06-05 |
| 4886736 | Silver halide color photographic material | Koki Nakamura, Kei Sakanoue | 1989-12-12 |
| 4883746 | Silver halide photographic material | Yasuhiro Shimada, Hiroshi Fukuzawa | 1989-11-28 |
| 4880726 | Method of forming a color image | Keisuke Shiba, Kei Sakanoue, Seiichi Taguchi | 1989-11-14 |