Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1010598 | Loudspeaker | Paul Harris, Thomas O'Brien, Mark Muenchinger, Steven Hoyle, Christopher May +2 more | 2024-01-09 |
| 11140488 | Speaker-driver cone with increased stiffness | Stuart M. Nevill | 2021-10-05 |