Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12035087 | Space saving acoustic transducer | — | 2024-07-09 |
| 10638840 | Mounting system | — | 2020-05-05 |
| 10631093 | Vented loudspeaker system with duct for cooling of internal components | — | 2020-04-21 |
| 10097917 | System for reducing response anomalies in an acoustic pathway | Douglas J. Button | 2018-10-09 |
| D822006 | Loudspeaker front face | — | 2018-07-03 |
| D821360 | Loudspeaker front face | — | 2018-06-26 |
| 10003883 | Sealed speaker system having a pressure vent | — | 2018-06-19 |
| 9942637 | L-brackets for mounting with extended mobility range | — | 2018-04-10 |
| 9571935 | Loudspeaker with ducts for transducer voice coil cooling | — | 2017-02-14 |
| 9301043 | Sealed speaker system having a pressure vent | — | 2016-03-29 |
| 8325943 | Dual-coil, dual gap electromagnetic transducer with multiple channel amplifiers | Douglas J. Button, Bernard M. Werner, Ernest Bird, Alexander V. Salvatti | 2012-12-04 |
| 7057314 | Electromagnetic motor system capable of removing heat away from its magnetic gap | — | 2006-06-06 |
| 7012345 | Electromagnetic motor with flux stabilization ring, saturation tips, and radiator | Douglas J. Button | 2006-03-14 |
| 6774510 | Electromagnetic motor with flux stabilization ring, saturation tips, and radiator | Douglas J. Button | 2004-08-10 |
| 6505705 | Compact vehicular loudspeaker with dual-standard mounting system | Ronnie S. Espiritu | 2003-01-14 |
| D451087 | Speaker housing | Adam Wade, Tim Nugent | 2001-11-27 |