Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958353 | Imidazole derivatives or salts thereof and drugs containing the derivatives or the salts | Fujiko Konno, Yoshihiro Nagao, Kazuo Isomae, Mari Ohtsuka, Yoshiyuki Takahashi +5 more | 2005-10-25 |
| 6242609 | Method for manufacturing a color coupler used in a silver halide photographic light-sensitive material | — | 2001-06-05 |
| 6124347 | Chromene derivatives and salts thereof, and pharmaceuticals containing the same | Haruyoshi Honda, Fujiko Konno, Tomomi Okada, Terumitsu Kaihoh, Yoshihiro Nagao +2 more | 2000-09-26 |
| 6010809 | Silver halide light-sensitive color photographic material | Shinichi Daiba, Tomohiro Oshiyama, Shigeto Hirabayashi, Yoshiko Iwai | 2000-01-04 |
| 5962509 | Dithiolylidene acetamide derivatives | Kinichi Mogi, Hiromichi Eto, Susumu Sato, Hideaki Matsuda | 1999-10-05 |
| 5922767 | Substituted benzylurea derivatives and medicine containing the same | Yoshihiko Kanamaru, Hiroyuki Hirota, Akihiro Shibata, Teruo Komoto, Hiroyuki Naito +3 more | 1999-07-13 |
| 5866609 | Substituted vinylurea derivatives and medicine containing the same | Yoshihiko Kanamaru, Hiroyuki Hirota, Akihiro Shibata, Teruo Komoto, Hiroyuki Naito +3 more | 1999-02-02 |
| 5376514 | Silver halide photosensitive materials | Satoru Shinba, Toshihiko Kimura | 1994-12-27 |
| 5158856 | Silver halide photographic light-sensitive material capable of providing a high contrast image | Yasushi Usagawa | 1992-10-27 |
| 5100773 | Silver halide color photographic light-sensitive material containing amide type couplers | Atsushi Tomotake, Shuji Kida, Mayumi Tomotake | 1992-03-31 |
| 4994361 | Silver halide color photographic light-sensitive material | Atsushi Tomotake, Shuji Kida, Mayumi Tomotake | 1991-02-19 |
| 4977063 | Silver halide photographic light-sensitive material capable of obtaining high contrast images | Yasushi Usagawa | 1990-12-11 |
| 4873183 | Silver halide color photographic light-sensitive material containing pyrazoloazole type cyan coupler | Kimie Tachibana, Yutaka Kaneko | 1989-10-10 |
| 4849512 | 3-acylamino-3-deoxyallose derivatives | Minoru Tokizawa, Mari Otsuka, Kazuhiko Irinoda, Seiji Ishizeki, Kenichi Kukita +2 more | 1989-07-18 |
| 4840882 | Heat developable color light-sensitive material | Masaru Iwagaki, Takashi Sasaki, Tawara Kumamura, Kunihiro Koshizuka | 1989-06-20 |
| 4770989 | Heat-developable color photosensitive element | Tawara Komamura, Masaru Iwagaki, Takashi Sasaki, Kunihiro Koshizuka | 1988-09-13 |
| 4728260 | Direction-selectable sending-out pump | — | 1988-03-01 |
| 4695533 | Silver halide photographic light-sensitive material | Noritaka Nakayama, Satoshi Kawakatsu, Katsunori Katoh, Toshijumi Iijima, Kenji Kumashiro +7 more | 1987-09-22 |
| 4692529 | Method for synthesizing a magenta coupler by selectively etherifying 4-hydroxy-5-pyrazolone | Kasaku Masuda, Ryosuke Sato, Kazuhiko Kimura, Hidetaka Ninomiya | 1987-09-08 |
| 4643917 | Heat-sensitive transfer recording medium | Kunihiro Koshizuka, Shigehiro Kitamura, Takao Abe, Masaki Nakamura, Yuji Hotta | 1987-02-17 |
| 4623580 | Thermal transfer recording medium | Kunihiro Koshizuka, Takao Abe, Shigehiro Kitamura, Masaki Nakamura, Yuji Hotta | 1986-11-18 |
| 4617224 | Thermal transfer recording medium | Yuji Hotta, Takao Abe, Shigehiro Kitamura, Kunihiro Koshizuka, Masaki Nakamura | 1986-10-14 |
| 4600628 | Thermal transfer recording medium | Yoshihiro Inaba | 1986-07-15 |
| 4572860 | Thermal transfer recording medium | Masaki Nakamura, Takao Abe, Kunihiro Koshizuka, Shigehiro Kitamura, Yuji Hotta | 1986-02-25 |
| 4532202 | Coupler for photography | Takashi Sasaki, Yutaka Kaneko, Yasuo Tsuda, Kazuhiko Kimura, Katsunori Kato | 1985-07-30 |