Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007707 | Integrated sound and video screen | — | 1991-04-16 |
| 4997058 | Sound transducer | — | 1991-03-05 |
| D260390 | Speaker cabinet and base | — | 1981-08-25 |
| 4257325 | Mouting of a substantially planar diaphragm defining a sound transducer | — | 1981-03-24 |
| 4184563 | Planar diaphragm and supporting frame assembly | — | 1980-01-22 |