Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38405 | Enhanced concert audio system | Roy B. Clair | 2004-01-27 |
| 5668884 | Enhanced concert audio system | Roy B. Clair | 1997-09-16 |
| 5432858 | Enhanced concert audio system | Roy B. Clair | 1995-07-11 |