Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6552469 | Solid state transducer for converting between an electrical signal and sound | Peter V. Loeppert | 2003-04-22 |
| 6535460 | Miniature broadband acoustic transducer | Peter V. Loeppert | 2003-03-18 |