Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720708 | Mechanical-to-acoustical transformer and multi-media flat film speaker | — | 2004-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720708 | Mechanical-to-acoustical transformer and multi-media flat film speaker | — | 2004-04-13 |