Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7559413 | Automatic parking brake | Joerg Haffelder, Dieter Blattert, Frank Baehrle-Miller | 2009-07-14 |
| 7265538 | Method and device for measuring the rotational speed of a pulse-activated electric motor based on a frequency of current ripples | Marc Micke, Holger Sievert, Juergen Hachtel | 2007-09-04 |
| 7083391 | Method and device for detecting the speed of a pump | Holger Sievert, Juergen Hachtel | 2006-08-01 |