Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192609 | Shift control device and gear shifting device | Takeshi Ueda | 2021-12-07 |
| 10982733 | Bicycle-chain outer link plate and bicycle chain | Kenichi Akanishi, Atsuhiro Emura | 2021-04-20 |