Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6101262 | Flush-mount pivoting speaker | Edward Haase, William To | 2000-08-08 |
| D419561 | Flush mount duplex-pivoting speaker unit | Edward Haase, William To, Jeffrey W. King | 2000-01-25 |