Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908300 | Method of processing silver halide color photographic material | Shigeharu Koboshi, Shinji Kadota | 1990-03-13 |
| 4748105 | Rapid bleach fixing of a silver halide color photographic light-sensitive material using an organic acid ferric complex | Shinzi Kadota, Shigeharu Koboshi | 1988-05-31 |
| 4707434 | Color image forming method comprising processing with a bleach-fixing solution | Shigeharu Koboshi | 1987-11-17 |
| 4518680 | Bleach-fixing solution and processing of light-sensitive color photographic material by use thereof | Shigeharu Koboshi, Masao Ishikawa, Kazuhiro Kobayashi, Toshihiko Kimura | 1985-05-21 |