Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31090 | Electronic musical instrument | Eiichi Yamaga, Akira Nakada, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya | 1982-11-30 |
| 4333374 | Submultiple-related-frequency wave generator | Takatoshi Okumura, Akira Nakada, Eiichiro Aoki, Eiichi Yamaga, Akiyoshi Oya | 1982-06-08 |
| 4321850 | Electronic musical instrument with highest priority key tone production | Akiyoshi Oya | 1982-03-30 |
| 4315451 | Electronic musical instrument with automatic accompaniment device | Akira Nakada, Akio Imamura | 1982-02-16 |
| 4308779 | Control waveform generators for electronic musical instruments | Hideo Suzuki, Kenji Itakura | 1982-01-05 |