Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8816809 | Reactor | Kazuhiro Kosaka, Ryota Tanabe, Souichi Yoshinaga, Masahiko Yamashita, Seigo Satou +1 more | 2014-08-26 |
| 5815610 | Optical modulation system | Yuichi Tokano, Ryoji Muramatsu, Takanobu Tanabe | 1998-09-29 |
| 5638468 | Optical modulation system | Yuichi Tokano, Ryoji Muramatsu, Takanobu Tanabe | 1997-06-10 |