Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097829 | Fiber-honeycomb-fiber sandwich speaker diaphragm and method | Edward W. Guenther | 2000-08-01 |
| 5701359 | Flat-panel speaker | Edward W. Guenther | 1997-12-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097829 | Fiber-honeycomb-fiber sandwich speaker diaphragm and method | Edward W. Guenther | 2000-08-01 |
| 5701359 | Flat-panel speaker | Edward W. Guenther | 1997-12-23 |