Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5895137 | Automatic photographic developing apparatus for photosensitive materials | Haruo Hakamada, Hideo Ishii | 1999-04-20 |
| 5678114 | Automatic photographic developing apparatus for photosensitive materials | Haruo Hakamada, Hideo Ishii | 1997-10-14 |