Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202724 | Microfilm camera | Koichi Nagata, Fumio Fukumoto | 1993-04-13 |
| 4453682 | Cartridge handling device for microfilm reader or the like | Keiji Nakatani, Seiichi Yamagishi | 1984-06-12 |