Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9691367 | Drum foot pedal apparatus | — | 2017-06-27 |
| 9685146 | Drum beater and drum foot pedal apparatus | Shinsuke Irisa | 2017-06-20 |
FS
Fumihiro Shigenaga
Overall (2017): #152,984 of 506,227Top 35%
2
Patents 2017