Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548748 | Electronic musical instrument with mute control | Hiroshi Kato | 2003-04-15 |
| 6528708 | Exterior structure for electronic keyboard instrument | Keiji Konishi, Takahiro Tajima, Katsuhiko Torii | 2003-03-04 |