Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524258 | Method for an objective frequency-specific determination of an audible threshold value using an amplitude modulation following response (AMFR) | Ekkehard Sturzebecher, Mario Cebulla, Rainer Thie | 2003-02-25 |