Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4538496 | Electronic musical instrument | — | 1985-09-03 |
KH
Koutarou Hanzawa
Overall (All Time): #4,020,798 of 4,157,543Top 100%
1
Patents All Time