Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700221 | Electronic unit and method for detecting a polarity inversion of the onboard power supply voltage in motor vehicles | Armin Wagner, Christoph Luthe, Hans-Ulrich Stahl | 2004-03-02 |