Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11358250 | Spherical lens surface processing method and spherical lens surface processing apparatus with cup-shaped grinding stone | Hideo Kojima, Tetsuya Jowa | 2022-06-14 |
| 10124459 | Lens-centering method for spherical center-type processing machine, lens-processing method, and spherical center-type processing machine | Hideo Kojima | 2018-11-13 |
| 7244550 | Silver halide color photographic photosensitive material | Yutaka Maeno, Kazumi Nii | 2007-07-17 |
| 6770431 | Silver halide color photosensitive material | Yuki Mizukawa, Masaaki Tsukase, Toshio Kawagishi | 2004-08-03 |
| 6548237 | Silver halide color photographic lightsensitive material and method of forming color image using the same | Hisashi Mikoshiba, Naoto Matsuda | 2003-04-15 |
| 6492100 | Silver halide color photographic lightsensitive material and compound used therein | Hisashi Mikoshiba, Yoshio Shimura, Naoto Matsuda | 2002-12-10 |
| 6468729 | Silver halide photographic light-sensitive material | Yoshio Shimura, Hisashi Mikoshiba | 2002-10-22 |
| 6451517 | Silver halide color photographic lightsensitive material and method for forming color image using the same | Hisashi Mikoshiba, Yoshio Shimura | 2002-09-17 |
| 5750755 | Silver halide color photosensitive material | Takashi Nakamura, Michio Ono | 1998-05-12 |
| 5736299 | Silver halide color photographic material comprising a magenta or cyan coupler and a hydrazine compound | Toshiyuki Watanabe, Michio Ono, Takashi Nakamura | 1998-04-07 |
| 5622810 | Silver halide color photosensitive material | Takashi Nakamura, Michio Ono | 1997-04-22 |
| 5441651 | Method and apparatus for processing sludge | Mikimasa Yamaguchi, Toshitaka Arai | 1995-08-15 |
| 5403670 | Compound sleeve roll and method for producing same comprising chamfered axial ends | Takuya Ohsue, Akira Noda, Itsuo Korenaga | 1995-04-04 |
| 5328818 | Silver halide color photographic light-sensitive material | Kohzaburoh Yamada, Keiji Mihayashi, Koji Tamoto, Shigeru Shibayama, Minoru Sato +1 more | 1994-07-12 |
| 5278039 | Silver halide color photographic material containing an anti-facing agent | Nobuo Seto, Masakazu Morigaki | 1994-01-11 |
| 4978606 | Color photographic material with water insoluble amido bond polymer | Nobutaka Ohki, Keiji Mihayashi, Shigeru Nakamura | 1990-12-18 |
| 4883746 | Silver halide photographic material | Yasuhiro Shimada, Seiji Ichijima | 1989-11-28 |
| 4791050 | Silver halide color photographic material | Akira Ogawa | 1988-12-13 |
| 4770983 | Aryloxy coupling off group yellow couples in silver halide photographic material | Akira Ogawa | 1988-09-13 |