Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828905 | System for monitoring and for signaling by radio the pressure in pneumatic tires on motor vehicles | Norbert Normann, Gunter Schulze, Ralf Kessler | 2004-12-07 |
| 6794993 | Arrangement for transmitting signals from a device monitoring tire pressure on the wheels of a motor vehicle to an evaluation device arranged in a motor vehicle | Ralf Kessler, Roland Michal, Norbert Normann, Lothar Schulze | 2004-09-21 |