Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7995778 | Acoustic transducer array signal processing | William Berardi, Eric J. Freeman | 2011-08-09 |
| 7957540 | Automobile audio system | Christopher Ludwig, Hal P. Greenberger, Hiroshi Miyazaki | 2011-06-07 |