Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8391528 | Loudspeaker slotted duct port | Petr Stolz | 2013-03-05 |
| 7873180 | Voice coil actuator | Daniel C. Wiggins | 2011-01-18 |
| D628557 | Loudspeaker | Petr Stolz | 2010-12-07 |
| D628558 | Loudspeaker | Petr Stolz | 2010-12-07 |
| D628559 | Loudspeaker | Petr Stolz | 2010-12-07 |