Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032494 | Method of processing light-sensitive silver halide color photographic material having three mole % silver iodine core/shell or tabular halide grains | Masayuki Kurematsu, Shigeharu Koboshi, Masahiko Kon | 1991-07-16 |
| 5015560 | Method of treating photographic waste | Shigeharu Koboshi, Kazuhiro Kobayashi, Naoki Takabayashi | 1991-05-14 |
| 4940134 | Waste solution treatment method and apparatus therefor | Satoru Kuse, Shigeharu Koboshi | 1990-07-10 |
| 4791013 | Housing pack for photographic processing solution | Shigeharu Koboshi, Kazuhiro Kobayashi, Kazuyoshi Miyaoka, Naoki Takabayashi | 1988-12-13 |
| 4769661 | Disk film developing method and apparatus | Shigeharu Koboshi, Masayuki Kurematsu, Masahiko Kon | 1988-09-06 |