Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4975359 | Photographic light-sensitive materials containing couplers that release diffusible dyes and DIR compounds | Kei Sakanoue, Seiji Ichijima, Hidetoshi Kobayashi, Keiichi Adachi | 1990-12-04 |
| 4849325 | Light-sensitive material package unit having exposure function | Keisuke Shiba | 1989-07-18 |
| 4827298 | Photographic light-sensitive material-packed unit having exposure function | Keisuke Shiba | 1989-05-02 |
| 4806459 | Color photographic material yellow and cyan dye forming couplers and compound which produces a diffusible development inhibitor or a precursor in a blue sensitive layer | Katsumi Makino, Koji Takahashi | 1989-02-21 |
| 4800362 | Organic solvent cleaning apparatus | Haruki Yamada, Yoshiaki Onchi, Kazuya Horio | 1989-01-24 |
| 4745048 | Silver halide color photographic material and method of processing the same using an improved desilvering accelerator | Shinzo Kishimoto, Kei Sakanoue | 1988-05-17 |
| 4713956 | Apparatus for manufacturing spring units | Yasuji Iwata, Teruo Mukai | 1987-12-22 |
| 4707436 | Color photographic material | — | 1987-11-17 |
| 4705744 | Color photographic materials having red color saturation and improved discrimination of green colors | Koji Takahashi | 1987-11-10 |
| 4698297 | Silver halide color photographic light-sensitive material | Seiji Ichijima | 1987-10-06 |
| 4664361 | Spring unit | — | 1987-05-12 |
| 4663271 | Color photographic light-sensitive materials | Yasushi Nozawa | 1987-05-05 |
| D289244 | Spring for bed | — | 1987-04-14 |
| D289121 | Spring for bed | — | 1987-04-07 |
| 4652516 | Silver halide color photographic light-sensitive material | Seiji Ichijima, Shingo Sato, Mitsunori Ono | 1987-03-24 |
| 4622839 | Apparatus for manufacturing spring unit | Yasuji Iwata, Teruo Mukai | 1986-11-18 |
| 4619445 | Spring unit | — | 1986-10-28 |
| 4594317 | Silver halide photographic light-sensitive material | Shunichi Aida, Tadashi Ikeda | 1986-06-10 |
| 4571759 | Bed apparatus with a urinal | Teruo Mukai, Yasuji Iwata | 1986-02-25 |
| 4548390 | Spring unit | — | 1985-10-22 |
| 4542091 | Color image forming process | Takatoshi Ishikawa, Keiichi Adachi | 1985-09-17 |
| 4358534 | Silver halide color photographic light-sensitive element | Hidefumi Sera, Nobutaka Ohki, Jun Yamaguchi | 1982-11-09 |
| 4266018 | Silver halide photographic emulsions | Shoji Ishiguro, Tadao Shishido, Takeo Sakai, Joji Nagaoka, Minoru Matsuki | 1981-05-05 |