Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831986 | Feedback cancellation in a hearing aid with reduced sensitivity to low-frequency tonal inputs | — | 2004-12-14 |
| 6792114 | Integrated hearing aid performance measurement and initialization system | John L. Melanson, Eric Lindemann | 2004-09-14 |