Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4619176 | Automatic accompaniment apparatus for electronic musical instrument | — | 1986-10-28 |
| 4336735 | Electronic musical instrument generating supplementary notes automatically established from played notes | Takehisa Amano, Seiya Hamada, Toshio Takeda | 1982-06-29 |
| 4328732 | Electronic musical instrument capable of fill-note generation | Toshio Takeda, Takehisa Amano, Seiya Hamada | 1982-05-11 |