Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665591 | Protection device for low voltage networks | Gerd Griepentrog, Heinz Mitlehner, Erich Zerbian | 2003-12-16 |
| 6597137 | Method and device for transmitting and receiving a control signal to a vehicle | Gerd Griepentrog, Peter Priebe, Egid Schneider | 2003-07-22 |
| 6597552 | Method for preventing making on electrical short circuits existing in branches and corresponding device | Gerd Griepentrog, Holger Hochgraef | 2003-07-22 |
| 6504358 | Method for detecting the operating temperature of a motor | Paul Fröhlich | 2003-01-07 |