Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6697648 | Radio communication booster for portable radio transceivers | — | 2004-02-24 |
| 5661809 | Radio receiver having digital signal processing | Djahanyar Chahabadi, Matthias Herrmann, Lothar Vogt | 1997-08-26 |
| 5646856 | Vehicle navigation system | — | 1997-07-08 |
| 5606619 | Circuit arrangement for deriving a signal indicating noise in a received stereo multiplex signal | Djahanyar Chahabadi, Matthias Herrmann, Lothar Vogt | 1997-02-25 |
| 5592557 | Radio receiver with digital signal processing | Djahanyar Chahabadi, Matthias Herrmann, Lothar Vogt | 1997-01-07 |
| 5584060 | Circuit arrangement for derivation of a signal dependent on the change direction of the incoming signal level | Matthias Herrmann, Lothar Vogt | 1996-12-10 |