Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4374482 | Vocal effect for musical instrument | Douglas R. Moore | 1983-02-22 |
| 4244260 | Footage volume control circuit | Douglas R. Moore | 1981-01-13 |
| 4183277 | Rhythm accent circuit | William Wangard, III | 1980-01-15 |