Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7629459 | Azo dye compound | Katsumi Kobayashi, Nobuo Seto, Kiyoshi Takeuchi | 2009-12-08 |
| 7476261 | Hair dye composition | Masakazu Yamaguchi, Dominic Pratt, Makiko Aimi | 2009-01-13 |
| 7358344 | Azo dye | Yasuhiro Shimada, Makiko Yokoi | 2008-04-15 |
| 7220857 | Azo dye compound | Katsumi Kobayashi, Kiyoshi Takeuchi | 2007-05-22 |
| 7060424 | Method of increasing speed of silver halide color photosensitive material | Junichiro Hosokawa, Yasuhiro Shimada, Osamu Uchida, Toshio Kawagishi | 2006-06-13 |
| 6989439 | Color developing agent, azo dye, silver halide photographic light-sensitive material, and image-forming method | Osamu Uchida, Takayuki Ito, Nobutaka Fukagawa | 2006-01-24 |
| 6555691 | Color developing agent, azo dye, silver halide photographic light-sensitive material, and image-forming method | Osamu Uchida, Takayuki Ito, Nobutaka Fukagawa | 2003-04-29 |
| 6495304 | Color-developing agent, silver halide photographic light-sensitive material and image-forming method | Osamu Uchida, Kiyoshi Takeuchi, Taiji Katsumata, Takashi Nakamura | 2002-12-17 |
| 6277994 | Color-developing agent, silver halide photographic light-sensitive material and image-forming method | Osamu Uchida, Kiyoshi Takeuchi, Taiji Katsumata, Takashi Nakamura | 2001-08-21 |
| 6238856 | Silver halide color photographic material and image-forming method | Osamu Uchida, Taiji Katsumata | 2001-05-29 |
| 6127088 | Heat developable color light-sensitive material | Makoto Yamada, Naoto Matsuda, Osamu Uchida, Michio Ono | 2000-10-03 |
| 6124084 | Silver halide photographic light-sensitive material | Keiichi Tateishi, Takayoshi Kamio, Tetsu Kamosaki, Hideaki Naruse | 2000-09-26 |
| 5665529 | Color diffusion transfer photographic material | Atsuhiro Ohkawa, Hisashi Mikoshiba, Masaaki Tsukase, Hideaki Naruse | 1997-09-09 |
| 5643709 | Thermal transfer recording material | Takayoshi Kamio, Tomomi Tateishi | 1997-07-01 |
| 5585231 | Heat developable color light-sensitive material with pyrazolotriazole containing dye | Makoto Yamada, Naoto Matsuda, Osamu Uchida, Michio Ono | 1996-12-17 |
| 5543279 | Silver halide light-sensitive material | Naoto Matsuda, Makoto Yamada, Michio Ono, Osamu Uchida | 1996-08-06 |