Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11140479 | Integrated loudspeaker and control device | Douglas N. Laube, Dale Irving | 2021-10-05 |
| 11057704 | Integrated loudspeaker and control device | Douglas N. Laube, Dale Irving | 2021-07-06 |