Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7177439 | Methods and apparatus for dissipating heat in a voice coil | Hartley D. Peavey | 2007-02-13 |
| 6566767 | Selectable make-brake ground connector, cable and/or system | — | 2003-05-20 |
| 5033093 | Compact microphone and method of manufacture | — | 1991-07-16 |