Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4238773 | Television receiver for display of plural video images including a displayed boundary between the images | Eiichi Tsuboka, Hirokazu Yoshino, Tatuo Fujita, Masao Nakazawa | 1980-12-09 |
| 4210053 | Electronic musical instrument | — | 1980-07-01 |
| 4201106 | Electronic musical instrument | Toyoki Takemoto, Michihiro Inoue, Masaharu Sato | 1980-05-06 |