Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6141043 | Scanner having remote control system | Minoru Suzuki | 2000-10-31 |
| 4389097 | Ocular optical system | — | 1983-06-21 |
| 4387979 | Copying optical system | Ryota Ogawa, Yasunori Arai | 1983-06-14 |
| 4384770 | Focus detecting device | Seijiro Tokutomi, Ryota Ogawa, Kazuo Nakamura, Masao Jyojiki, Satoru Tachihara | 1983-05-24 |
| 4354756 | Copying apparatus | Yasunori Arai, Ryota Ogawa | 1982-10-19 |
| 4279489 | Interchangeable eye piece-housing | Tetsuji Shono, Kazuo Goto | 1981-07-21 |
| 4270140 | Optical system for imprinting information | — | 1981-05-26 |
| 4258989 | Focus detecting device | Seijiro Tokutomi, Ryota Ogawa, Kazuo Nakamura, Masao Jyojiki, Satoru Tachihara | 1981-03-31 |