Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7319766 | In-wall loudspeaker | David S. Hall, Chris Kallai, Felix E. Stephens | 2008-01-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7319766 | In-wall loudspeaker | David S. Hall, Chris Kallai, Felix E. Stephens | 2008-01-15 |