Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32726 | Envelope generator | Teruo Hiyoshi, Akira Nakada, Shigeru Yamada, Eiichiro Aoki | 1988-08-09 |
| RE31090 | Electronic musical instrument | Akira Nakada, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama | 1982-11-30 |
| 4333374 | Submultiple-related-frequency wave generator | Takatoshi Okumura, Akira Nakada, Yasuji Uchiyama, Eiichiro Aoki, Akiyoshi Oya | 1982-06-08 |
| RE30906 | Envelope generator | Teruo Hiyoshi, Akira Nakada, Tsutomu Suzuki, Eiichiro Aoki | 1982-04-20 |
| 4282788 | Electronic musical instrument with automatic chord performance device | Junji Iio, Toshio Takeda, Akira Nakada, Akio Imamura | 1981-08-11 |
| 4275634 | Electronic musical instrument with automatic arpeggio faculty | Akio Imamura, Akira Nakada | 1981-06-30 |
| 4235142 | Electronic musical instrument of time-shared digital processing type | Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Takatoshi Okumura, Yasuji Uchiyama | 1980-11-25 |
| 4228712 | Key code data generator | Yasuji Uchiyama, Akira Nakada, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya | 1980-10-21 |
| 4228403 | Submultiple-related-frequency wave generator | Takatoshi Okumura, Akira Nakada, Yasuji Uchiyama, Eiichiro Aoki, Akiyoshi Oya | 1980-10-14 |
| 4223584 | Electronic musical instrument | Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Takatoshi Okumura, Yasuji Uchiyama | 1980-09-23 |
| 4218948 | Electronic musical instrument of key code processing type | Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Takatoshi Okumura, Yasuji Uchiyama | 1980-08-26 |
| 4217804 | Electronic musical instrument with automatic arpeggio performance device | Akira Nakada, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama | 1980-08-19 |
| 4192211 | Electronic musical instrument | Akira Nakada, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama | 1980-03-11 |
| 4192212 | Electronic musical instrument with automatic performance device | Eiichiro Aoki, Akio Imamura | 1980-03-11 |
| 4186640 | Electronic musical instrument | Teruo Hiyoshi, Akira Nakada, Yasuji Uchiyama, Eiichiro Aoki | 1980-02-05 |
| 4185532 | Envelope generator | Teruo Hiyoshi, Akira Nakada, Shigeru Yamada, Eiichiro Aoki | 1980-01-29 |
| 4184401 | Electronic musical instrument with automatic bass chord performance device | Teruo Hiyoshi, Akira Nakada, Shigeru Yamada, Eiichiro Aoki | 1980-01-22 |