Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357302 | Apparatus for feeding photographic film having two perforations per frame | Kunio Kawamura, Yasuo Hawai, Sadafusa Tsuji, Shuji Izumi, Masaaki Chikasaki +1 more | 1994-10-18 |
| 5351102 | Film apparatus having magnetic recording surface | Sadafusa Tsuji, Manabu Inoue, Shigeru Wada | 1994-09-27 |
| 5307099 | Film cartridge accomodating device which prevents previously used cartridges from being employed in a camera or the like | Kunio Kawamura, Shuji Izumi, Hiroyuki Okada, Masaaki Chikasaki, Sadafusa Tsuji | 1994-04-26 |