Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34913 | Electronic musical instrument | Teruo Hiyoshi, Eiichiro Aoki, Toshio Sugiura, Koichi Kozuki | 1995-04-25 |
| 4887504 | Automatic accompaniment apparatus realizing automatic accompaniment and manual performance selectable automatically | Yasunao Abe | 1989-12-19 |
| 4882964 | Percussive musical tone generator system | Ikuo Komatsu | 1989-11-28 |
| 4703681 | Key depression indicating device for electronic musical instrument | — | 1987-11-03 |
| 4484507 | Automatic performance device with tempo follow-up function | Akira Nakada, Kiyoshi Yoshida | 1984-11-27 |
| 4466324 | Automatic performing apparatus of electronic musical instrument | Kotaro Mizuno | 1984-08-21 |
| 4461199 | Electronic musical instruments | Teruo Hiyoshi, Eiichiro Aoki, Toshio Sugiura, Koichi Kozuki | 1984-07-24 |
| 4417494 | Automatic performing apparatus of electronic musical instrument | Akira Nakada, Kiyoshi Yoshida | 1983-11-29 |
| 4413545 | Music data reading type electronic musical instrument | Kohtaro Mizuno | 1983-11-08 |
| 4406203 | Automatic performance device utilizing data having various word lengths | Kohtaro Mizuno | 1983-09-27 |
| 4402244 | Automatic performance device with tempo follow-up function | Akira Nakada, Kiyoshi Yoshida | 1983-09-06 |
| 4387620 | Automatic performing apparatus for musical performance data with main routine data and subroutine data | Kotaro Mizuno | 1983-06-14 |
| 4378720 | Electronic musical instrument having musical performance training system | Akira Nakada, Toshio Sugiura, Kiyoshi Yoshida | 1983-04-05 |
| 4375776 | Tone property control device in electronic musical instrument | — | 1983-03-08 |
| 4364299 | Electronic musical instrument having system for judging player's performance | Akira Nakada, Kiyoshi Yoshida | 1982-12-21 |
| 4345501 | Automatic performance tempo control device | Akira Nakada, Kiyoshi Yoshida | 1982-08-24 |
| 4344344 | Electronic musical instrument having musical performance training system | Akira Nakada, Toshio Sugiura, Kiyoshi Yoshida | 1982-08-17 |
| 4335639 | Preferential circuit for electronic musical instrument | — | 1982-06-22 |
| 4214500 | Electronic musical instruments | Takeshi Adachi | 1980-07-29 |