Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272273 | Electronic musical instrument with function of reproduction of audio frequency signal | Kazuhito Watanuki | 1993-12-21 |
KK
Kazuko Kuwabara
Overall (All Time): #3,840,313 of 4,157,543Top 95%
1
Patents All Time