Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496680 | Color diffusion transfer element with benzenesulfonamide | Atsuhiro Ohkawa, Hiroshi Iwanaga, Masaaki Tsukase | 1996-03-05 |
| 5447818 | Color diffusion transfer film unit | Hideki Naito, Jiro Tsukahara, Tomokazu Yasuda | 1995-09-05 |
| 5437967 | Silver halide color photographic light-sensitive material | Makoto Suzuki | 1995-08-01 |
| 5419996 | Color diffusion transfer photosensitive material | Nobuo Seto, Masakazu Morigaki, Masayuki Negoro | 1995-05-30 |
| 5418111 | Color diffusion transfer photographic material with sulfamoyl phenyl | Masaaki Tsukase | 1995-05-23 |
| 5409808 | Silver halide color photographic material | Yuki Mizukawa, Toshiyuki Watanabe, Tadahisa Sato | 1995-04-25 |
| 5378596 | Silver halide color photographic material | Makoto Suzuki | 1995-01-03 |
| 5352571 | Silver halide color photographic light-sensitive material | Makoto Suzuki, Takehiko Sato | 1994-10-04 |
| 5342742 | Silver halide color photographic light-sensitive material comprising a pyrrolotriazole cyan coupler and a specific yellow coupler | Makoto Suzuki, Takehiko Sato | 1994-08-30 |
| 5340706 | Silver halide color photographic light-sensitive material containing a pyrrolotriazole cyan coupler | Makoto Suzuki | 1994-08-23 |
| 5338651 | Silver halide color photographic light-sensitive material | Makoto Suzuki, Takehiko Sato | 1994-08-16 |
| 5256526 | Cyan image forming method and silver halide color photographic material containing cyan coupler | Makoto Suzuki, Tadahisa Sato, Kozo Sato, Yoshio Ishii, Yasuhiro Shimada | 1993-10-26 |
| 5238790 | Silver halide photographic light-sensitive material and method of processing the same | Yoshio Shimura, Hidetoshi Kobayashi | 1993-08-24 |
| 5202224 | Dye-forming coupler, a silver halide color photographic material using same, and a method for processing the silver halide color photographic material | Katsuyoshi Yamakawa | 1993-04-13 |
| 5194348 | Color photographs and method for preparation of the same | Masakazu Morigaki, Nobuo Seto, Osamu Takahashi | 1993-03-16 |
| 5162196 | Color coupler for photography and silver halide photographic material comprising the same | Kozo Sato, Yasuhiro Shimada | 1992-11-10 |
| 5126234 | Method for processing a silver halide color photographic material | Hiroshi Fujimoto, Yasuhiro Yoshioka | 1992-06-30 |
| 5120636 | Silver halide color photographic material containing magenta coupler, specific organic solvent and bisphenol compound | Osamu Takahashi | 1992-06-09 |
| 5108876 | Color photographs and process for making the same | Masakazu Morigaki, Nobuo Seto, Osamu Takahashi | 1992-04-28 |
| 5070003 | Method for processing silver halide color photographic material | Kazuaki Yoshida | 1991-12-03 |
| 5068172 | Silver halide color photographic materials | Nobuo Seto, Masakazu Morigaki | 1991-11-26 |
| 5066575 | Silver halide color photographic material containing pyrazolo (1,5-b)(1,2,4)triazole magenta coupler | Tadahisa Sato, Osamu Takahashi, Yuki Mizukawa | 1991-11-19 |
| 5064751 | Method of processing a silver halide color photographic material and a color developer where the developer contains a hydrazine compound | Nobutaka Ohki, Kazuto Andoh, Hiroshi Fujimoto, Jiro Tsukahara, Morio Yagihara +1 more | 1991-11-12 |
| 5041365 | Silver halide color photographic materials | Osamu Takahashi, Masakazu Morigaki, Nobutaka Ohki, Nobuo Furutachi | 1991-08-20 |
| 5024924 | Method for processing silver halide color photographic materials | Osamu Takahashi, Nobutaka Ohki, Michio Ono | 1991-06-18 |