Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5894524 | High power tweeter | Andrew Kotsatos | 1999-04-13 |
| 5754667 | Audio filter with magnetic field cancellation | Mark B. Nazar, Frank M. Barone | 1998-05-19 |
| 4602382 | Electro-acoustic transducer assembly | Sang O. Oum | 1986-07-22 |