Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11551647 | Keyboard instrument | Akihisa Hoshino, Atsushi Oshiro | 2023-01-10 |
HK
Hirokatsu KATOH
Overall (2023): #424,935 of 537,848Top 80%
1
Patents 2023