Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7381239 | Alloy nano-particles | Koukichi Waki, Yasushi Hattori | 2008-06-03 |
| 7129032 | Black and white photothermographic material and image forming method | Takayoshi Mori, Hiroyuki Mifune | 2006-10-31 |
| 6902877 | Silver halide photographic emulsion | Yoichi Maruyama | 2005-06-07 |
| 6893811 | Silver halide photographic emulsion | Makoto Kikuchi, Yoichi Hosoya | 2005-05-17 |
| 6730466 | Silver halide photographic emulsion and silver halide photographic light-sensitive material using the same | Mikio Ihama | 2004-05-04 |
| 6727054 | Silver halide photographic emulsion and silver halide color photographic material using the same | Satoshi Aiba, Osamu Yonekura, Naoto Ohshima | 2004-04-27 |
| 6632595 | Silver halide photographic emulsion | Makoto Kikuchi | 2003-10-14 |
| 6607874 | Silver halide photographic emulsion and silver halide photographic lightsensitive material using the same | Mikio Ihama | 2003-08-19 |
| 5380624 | Process for processing silver halide color photographic material | Kazuaki Yoshida, Takatoshi Ishikawa, Yoshihiro Fujita | 1995-01-10 |
| 5120637 | Silver halide color photographic light-sensitive material containing an emulsified dispersion of oleophilic fine particles obtained by dispersing a solution containing a cyan coupler and a polymer | Katsuyoshi Yamakawa | 1992-06-09 |
| 5110714 | Method for processing silver halide color photographic material | Yasuhiro Yoshioka, Yasufumi Nakai | 1992-05-05 |
| 5091297 | Silver halide color photographic material | Hiroo Fukunaga, Nobuo Furutachi | 1992-02-25 |
| 5043254 | Image forming method | Hajime Nakagawa, Yasuhiro Yoshioka, Takatoshi Ishikawa, Nobutaka Ohki | 1991-08-27 |
| 5006438 | Process for processing silver halide color photographic materials | Takatoshi Ishikawa, Makoto Umemoto, Nobuo Sakai | 1991-04-09 |
| 5006453 | Silver halide color photographic material having improved dye image stability | Osamu Takahashi, Minoru Sakai, Tsumoru Hirano | 1991-04-09 |
| 4925781 | Silver halide color photographic material | Takatoshi Ishikawa, Nobuo Furutachi, Takeshi Hirose | 1990-05-15 |
| 4840878 | Method of color image formation using a high chloride emulsion and a developer free of benzyl alcohol | Takeshi Hirose, Nobuo Furutachi, Kozo Aoki, Kiyoshi Nakazyo | 1989-06-20 |
| 4830948 | Method of forming color images | Takatoshi Ishikawa, Takeshi Hirose | 1989-05-16 |
| 4529692 | Color photographic materials with chelatable azo dyes | Shigetoshi Ono | 1985-07-16 |