Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570994 | Field layer speaker for consumer products | Charles W. Berthoud, Bradley M. Feick | 2003-05-27 |
| 6560466 | Auditory feedback control through user detection | — | 2003-05-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570994 | Field layer speaker for consumer products | Charles W. Berthoud, Bradley M. Feick | 2003-05-27 |
| 6560466 | Auditory feedback control through user detection | — | 2003-05-06 |