Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9646593 | Up/down motion detecting apparatus for hi-hat and an electronic percussion instrument including the apparatus | Haruo Watanabe, Shinya Miyashita | 2017-05-09 |
HT
Hideaki Takehisa
Overall (2017): #400,569 of 506,227Top 80%
1
Patents 2017