Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6064829 | Counter device for sheet photo film pack | Yoshio Hara, Koichi Hatakeyama | 2000-05-16 |
| 5774753 | Film sheet unit which easily accepts a lid of a film pack | Yasuhiko Kitamura, Yoshio Hara | 1998-06-30 |
| 5754908 | Sheet film pack with a pair of extended guide rails | Yasuhiko Kitamura, Hitoshi Komiyama, Katsumasa Okada, Hiromasa Nagai, Yoshio Hara | 1998-05-19 |
| 5745807 | Sheet film pack | Katsumasa Okada, Masafumi Fukugawa, Yoshio Hara | 1998-04-28 |
| 5737660 | Sheet film pack | Hitoshi Komiyama, Katsumasa Okada | 1998-04-07 |
| 5710952 | Sheet film pack with resilient light trapping mechanism | Yasuhiko Kitamura, Hitoshi Komiyama, Katsumasa Okada, Hiromasa Nagai, Yoshio Hara | 1998-01-20 |
| 5708894 | Sheet film pack | Yoshio Hara | 1998-01-13 |
| 5676354 | Sheet film pack | Katsumasa Okada, Masafumi Fukugawa, Yoshio Hara | 1997-10-14 |