Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10529306 | Pedal apparatus for percussion instrument | Fumihiro Shigenaga, Tomohiro Fujita, Makoto Seto | 2020-01-07 |
HW
Hirochika Watanabe
Overall (2020): #447,688 of 565,922Top 80%
1
Patents 2020