Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5391830 | Foot pedal control system incorporated in musical instrument and shared between analog signal and digital signal | Rei Furukawa, Takashi Tamaki | 1995-02-21 |
| 4939969 | Acoustic keyboard musical instrument | Hanzo Taguchi, Rokurota Mantani, Masatosi Murayama | 1990-07-10 |