Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4236435 | Keying system in an electronic musical instrument | Tsuneo Kosugi | 1980-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4236435 | Keying system in an electronic musical instrument | Tsuneo Kosugi | 1980-12-02 |