Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170742 | Sostenuto mechanism for keyboard instrument and keyboard instrument | Hiroyuki Murakami | 2021-11-09 |
YT
Yusuke Takashima
Overall (2021): #192,638 of 548,734Top 40%
1
Patents 2021