Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142657 | Apparatus for drilling pronunciation | Ryoichi Endoh, Katsuhiro Hashimoto, Michiko Nihei | 1992-08-25 |
| 4969194 | Apparatus for drilling pronunciation | Hiroaki Takano, Ryoichi Endoh | 1990-11-06 |
| 4539885 | Electronic musical instrument | — | 1985-09-10 |
| 4524269 | Card operation indicator for magnetic card drive devices | Hiroshi Kitagawa | 1985-06-18 |
| 4512230 | Electronic musical instrument | Hiroshi Kitagawa | 1985-04-23 |
| 4498364 | Electronic musical instrument | — | 1985-02-12 |
| 4442751 | Effect generating system for an electronic musical instrument | — | 1984-04-17 |
| 4424730 | Electronic musical instrument | — | 1984-01-10 |
| 4357849 | Key switch information assignor | Tsutomu Saito | 1982-11-09 |
| 4282785 | Electronic musical instrument | Nobuharu Obayashi, Hikaru Hashizume, Seiji Kameyama, Tatsunori Kondo, Kiyomi Takauji +1 more | 1981-08-11 |