Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388528 | Optical transmitter and optical transmission system | Hiroki Yasuda, Takamitsu Aiba | 2025-08-12 |
| 10236983 | Communication system | Takamitsu Aiba, Kenji Shirasu | 2019-03-19 |
| 9507094 | Optical connector | Akimichi Nakazono, Hisao Matsukura | 2016-11-29 |
| 8876641 | Chain tensioner device | Yojiro Koiwa, Shinji Yamada, Masao Seki | 2014-11-04 |