Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5754908 | Sheet film pack with a pair of extended guide rails | Taro Okutsu, Yasuhiko Kitamura, Katsumasa Okada, Hiromasa Nagai, Yoshio Hara | 1998-05-19 |
| 5737660 | Sheet film pack | Taro Okutsu, Katsumasa Okada | 1998-04-07 |
| 5710952 | Sheet film pack with resilient light trapping mechanism | Taro Okutsu, Yasuhiko Kitamura, Katsumasa Okada, Hiromasa Nagai, Yoshio Hara | 1998-01-20 |
| 5658716 | Sheet film package | Katsumi Tashiro, Yoshio Hara | 1997-08-19 |
| 5633128 | Sheet film package | Katsumi Tashiro, Yoshio Hara | 1997-05-27 |
| 5223381 | Photographic film package | Yoshio Hara, Masafumi Fukugawa, Katsumasa Okada | 1993-06-29 |