Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8073156 | Vehicle loudspeaker array | D. Broadus Keele, Jr. | 2011-12-06 |
| 7945069 | Loudspeaker plastic cone body | Louis A. Mango, III, John F. Steere | 2011-05-17 |
| 7873178 | Electro-dynamic planar loudspeaker | John F. Steere, Hans-Juergen Regl | 2011-01-18 |