Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4974485 | Electronic musical instrument | Yohei Nagai | 1990-12-04 |
| 4967635 | Electronic musical instrument | Yohei Nagai | 1990-11-06 |
| 4763553 | Electronic musical instrument | Yohei Nagai | 1988-08-16 |
| 4641564 | Musical tone producing device of waveform memory readout type | — | 1987-02-10 |
| RE31821 | Variable function generator | — | 1985-02-05 |
| 4383462 | Electronic musical instrument | Yohei Nagai | 1983-05-17 |
| 4351212 | Electronic musical instrument with equally spaced binary note codes | Yohei Nagai | 1982-09-28 |
| 4301704 | Electronic musical instrument | Yohei Nagai, Tetsuo Nishimoto | 1981-11-24 |
| 4257303 | Electronic musical instrument of partials synthesis type | Yohei Nagai | 1981-03-24 |