Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018188 | Method and device for determining the position of a rotor of a brushless and sensorless electric motor | Johannes Schwarzkopf, Pietro De Filippis | 2011-09-13 |
| 7250733 | Circuit arrangement and method for controlling a brushless, permanently excited direct current motor | Pietro De Filippis, Johannes Schwarzkopf, Eberhard Wunsch | 2007-07-31 |