Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961548 | Method for masking interruptions on playback of received radio signals | Ulrich Fricke | 2005-11-01 |
| 6496381 | Contact arrangement and counter-contact module | — | 2002-12-17 |
| 6452919 | Assessment of digital signals, especially radio data signals | Joachim Wietzke, Dieter Bombka | 2002-09-17 |
| 6439180 | Cylinder head for a valve-controlled internal combustion engine | Dietmar Schwarzenthal | 2002-08-27 |
| 6421631 | Diagnostic procedure for electrical appliances | Joachim Wietzke | 2002-07-16 |
| 6377160 | Electronic accessory for a motor vehicle, in particular for a car radio, comprising a key card | — | 2002-04-23 |
| 6336881 | Chain drive for internal-combustion engines | Hermann Rapp | 2002-01-08 |
| 6175730 | Radio receiver with a potentiometer as volume control | — | 2001-01-16 |
| 5923624 | Radio receiver including a recording unit for audio data | Peter Tuschik | 1999-07-13 |
| 5609129 | Cylinder head arrangement of an internal-combustion engine | Roland Hauf | 1997-03-11 |
| 4883031 | Internal combustion engine | Herbert Ampferer | 1989-11-28 |
| 4844032 | Venting arrangement with integrated oil separator | Winfried Disteirath | 1989-07-04 |
| 4823748 | Actuating arrangement | Herbert Ampferer | 1989-04-25 |