Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821884 | Bicycle operating device | Takuro Jimbu | 2017-11-21 |
| 9809276 | Electric bicycle derailleur control system | Keijiro Nishi, Yuta Mizutani, Hiroshi Tachibana | 2017-11-07 |
TK
Takafumi Katsura
Overall (2017): #101,588 of 506,227Top 25%
2
Patents 2017