Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623112 | Automatic performance device | Yoshihisa Ito, Tomoyuki Kumagai | 1997-04-22 |
| 4981066 | Electronic musical instrument capable of editing chord performance style | — | 1991-01-01 |
| 4881440 | Electronic musical instrument with editor | — | 1989-11-21 |