Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5796490 | Document reader system | Shinichi Shidara, Yutaka Takahashi, Kiyoji Nakamura, Ushio Anayama, Noriyasu Ishiwata | 1998-08-18 |
| 5767946 | Microfilm camera with marking device | Kiyoji Nakamura, Hiroyuki Okabayashi, Mutsumi Ashizawa, Ushio Anayama, Shinichi Shidara | 1998-06-16 |
| 5751402 | Microfilm cassette and microfilm camera | Kiyoji Nakamura, Hiroyuki Okabayashi, Mutsumi Ashizawa, Shinichi Shidara | 1998-05-12 |
| 4810086 | Portable microfilm reader | Eichi Saito, Hiroshi Fukuda, Tetsuo Udagawa, Koji Ohgaki, Shigeru Kojima | 1989-03-07 |
| 4810087 | Portable microfilm reader | Eichi Saito, Hiroshi Fukuda, Tetsuo Udagawa, Koji Ohgaki, Shigeru Kojima | 1989-03-07 |
| 4619513 | Electrophotographic system | Keiichi Yamana, Shuichi Ohtsuka | 1986-10-28 |