Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587568 | Hearing aid and method for operating a hearing aid to suppress electromagnetic disturbance signals | — | 2003-07-01 |
| 6574340 | Method for determining a parameter set of a hearing aid | Joerg Bindner, Eduard Kaiser, Roland Weidner | 2003-06-03 |
| 6539096 | Method for producing a variable directional microphone characteristic and digital hearing aid operating according to the method | Fred Zoels | 2003-03-25 |
| 6529607 | Method for producing a constant sound pressure level in hearing aids and corresponding hearing aid | Frank Wagner | 2003-03-04 |