Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813132 | Control system for an electromagnetic switching device and electromagnetic switching device corresponding thereto | Bernhard Streich | 2004-11-02 |
| 6765316 | Method for averaging out overall burn up in an electromagnetic switching device and a corresponding electromagnetic switching device | Norbert B. Elsner, Gerd Griepentrog, Reinhard Herbst, Reinhard Maier, Diethard Runggaldier +2 more | 2004-07-20 |
| 6747232 | Vacuum contactor | Johann Drexler, Markus Kropp, Bardo Koppmann, Markus Meier | 2004-06-08 |