Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8956254 | Bicycle sprocket assembly | Koji Tokuyama | 2015-02-17 |
| 8696503 | Bicycle sprocket assembly | Toshinari Oishi, Koji Tokuyama | 2014-04-15 |
KH
Keisuke Hyogo
Overall (All Time): #2,022,735 of 4,157,543Top 50%
2
Patents All Time