Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11110992 | Bicycle transmission control device | Takeshi Ueda | 2021-09-07 |
| 11078987 | Bicycle chain | Atsuhiro Emura | 2021-08-03 |
| 11028916 | Bicycle sprocket | Yasufumi Fukunaga | 2021-06-08 |
| 10926836 | Bicycle rear sprocket assembly | Hiroshi Fujita, Atsuhiro Emura, Yasufumi Fukunaga | 2021-02-23 |