Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874530 | Method for treating photographic processing waste solution | Kazuhiro Kobayashi, Masayuki Kurematsu, Shigeharu Koboshi, Naoki Takabayashi | 1989-10-17 |
| 4839682 | Processing apparatus for disc films | Shigeharu Koboshi, Satoru Kuse, Masayuki Kurematsu | 1989-06-13 |