Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726275 | Electronic musical instrument | William A. Aitken, Michael S. Dixon | 1988-02-23 |
| D289900 | Electronic musical instrument | William A. Aitken, Michael S. Dixon | 1987-05-19 |
| 4658690 | Electronic musical instrument | William A. Aitken, Michael S. Dixon | 1987-04-21 |