Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601361 | Structure for mounting loudspeaker on electronic musical instrument | — | 1986-07-22 |
| 4587878 | Automatic performing apparatus and data recording medium therefor | Takatoshi Okumura, Kotaro Mizuno | 1986-05-13 |
| 4492142 | Timbre modulation circuit for electronic musical instruments | Akiyoshi Oya, Tutomu Suzuki | 1985-01-08 |
| 4484507 | Automatic performance device with tempo follow-up function | Eisaku Okamoto, Kiyoshi Yoshida | 1984-11-27 |
| RE31648 | System for generating tone source waveshapes | Michio Kondo, Masanobu Chibana, Tsuyoshi Futamase, Akiyoshi Ohya | 1984-08-21 |
| 4450745 | Electronic musical instrument with plural tone production channels | Takeshi Adachi | 1984-05-29 |
| 4440056 | Envelope wave shape signal generator for an electronic musical instrument | Koichi Kozuki, Shigeru Yamada | 1984-04-03 |
| 4432266 | Automatic musical performance device capable of controlling the tempo | — | 1984-02-21 |
| 4424732 | Electronic musical instrument with intermanual performance faculty | Akio Imamura, Yasuji Uchiyama | 1984-01-10 |
| 4417494 | Automatic performing apparatus of electronic musical instrument | Eisaku Okamoto, Kiyoshi Yoshida | 1983-11-29 |
| 4402244 | Automatic performance device with tempo follow-up function | Eisaku Okamoto, Kiyoshi Yoshida | 1983-09-06 |
| 4378720 | Electronic musical instrument having musical performance training system | Eisaku Okamoto, Toshio Sugiura, Kiyoshi Yoshida | 1983-04-05 |
| 4365532 | Electronic musical instrument with plural tone production channels | Takeshi Adachi | 1982-12-28 |
| 4364299 | Electronic musical instrument having system for judging player's performance | Eisaku Okamoto, Kiyoshi Yoshida | 1982-12-21 |
| RE31090 | Electronic musical instrument | Eiichi Yamaga, Takatoshi Okumura, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama | 1982-11-30 |
| 4345501 | Automatic performance tempo control device | Eisaku Okamoto, Kiyoshi Yoshida | 1982-08-24 |
| 4344344 | Electronic musical instrument having musical performance training system | Toshio Sugiura, Eisaku Okamoto, Kiyoshi Yoshida | 1982-08-17 |
| 4333374 | Submultiple-related-frequency wave generator | Takatoshi Okumura, Yasuji Uchiyama, Eiichiro Aoki, Eiichi Yamaga, Akiyoshi Oya | 1982-06-08 |
| RE30906 | Envelope generator | Teruo Hiyoshi, Tsutomu Suzuki, Eiichiro Aoki, Eiichi Yamaga | 1982-04-20 |
| 4315451 | Electronic musical instrument with automatic accompaniment device | Yasuji Uchiyama, Akio Imamura | 1982-02-16 |
| RE30736 | Tone wave generator in electronic musical instrument | Teruo Hiyoshi, Tsutomu Suzuki, Eiichiro Aoki, Takatoshi Okumura | 1981-09-08 |
| 4282788 | Electronic musical instrument with automatic chord performance device | Eiichi Yamaga, Junji Iio, Toshio Takeda, Akio Imamura | 1981-08-11 |
| 4275634 | Electronic musical instrument with automatic arpeggio faculty | Akio Imamura, Eiichi Yamaga | 1981-06-30 |
| 4253367 | Musical tone forming device by FM technology | Teruo Hiyoshi, Shigeru Yamada | 1981-03-03 |
| 4235142 | Electronic musical instrument of time-shared digital processing type | Eiichiro Aoki, Akiyoshi Oya, Takatoshi Okumura, Yasuji Uchiyama, Eiichi Yamaga | 1980-11-25 |