Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550638 | Portable keyboard-type musical instrument | Kenkichi Kaneko, Takeshi Hattori, Satoru Hayashi, Takayuki Goshima, Masakazu Matsumoto | 1985-11-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550638 | Portable keyboard-type musical instrument | Kenkichi Kaneko, Takeshi Hattori, Satoru Hayashi, Takayuki Goshima, Masakazu Matsumoto | 1985-11-05 |