Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696424 | Keyboard apparatus of electronic musical instrument | Ichiro Osuga | 2010-04-13 |
AK
Araki Katsuhiro
Overall (All Time): #3,285,035 of 4,157,543Top 80%
1
Patents All Time