Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190592 | Method for producing flanges of a photo film cassette | Masahiro Enomoto, Mototada Yasui, Seiichi Watanabe, Keiji Shigesada, Takashi Ohgiyama +1 more | 2001-02-20 |
| 5833160 | Photo film cassette including an improved flange design for retaining the film | Masahiro Enomoto, Mototada Yasui, Seiichi Watanabe, Keiji Shigesada, Takashi Ohgiyama +1 more | 1998-11-10 |
| 5660303 | Plastic case for photographic film cassette | — | 1997-08-26 |
| 5435499 | Photographic film cassette | — | 1995-07-25 |
| 5407146 | Photographic film cassette | Koichi Takahashi, Kazuo Okutsu, Kazunori Mizuno | 1995-04-18 |
| 5332168 | Photographic film cassette with improved separator claw | Tadayoshi Shibata | 1994-07-26 |
| 5271577 | Photographic film cassette | Koichi Takahashi, Kazuo Okutsu, Kazunori Mizuno | 1993-12-21 |
| 5206676 | Photographic film cassette | Kazunori Mizuno | 1993-04-27 |
| 5144350 | Photographic film cartridge | Koichi Takahashi, Kazuo Okutsu, Hisashi Takahashi, Haruo Ichikawa, Kuniharu Kitagawa +1 more | 1992-09-01 |
| 5083721 | Photographic film cartridge | Kazuo Okutsu, Hisashi Takahashi, Haruo Ichikawa, Koichi Takahashi, Kazunori Mizuno | 1992-01-28 |
| 4584234 | Wrapping materials for photographic materials | Mutsuo Akao | 1986-04-22 |
| 4254208 | Photographic material | Sumitaka Tatsuta, Hiroshi Amari | 1981-03-03 |