Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288634 | Audio system for vehicles, in particular for motor vehicles | Bernd Weiss, Reinhard Lendholt, Olaf Pawlitzki, Otto Schonemann | 2001-09-11 |
| 6154550 | Method and arrangement for automatically limiting distortion in audio devices | — | 2000-11-28 |
| 6078670 | Method and arrangement for reproducing audio signals | — | 2000-06-20 |
| 5892832 | Method for controlling the sound of audio signals within a frequency range | Otto Schonemann | 1999-04-06 |