Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7898118 | Safety switching apparatus and method for safely switching an electrical load on and off | Thomas Nitsche, Christoph Zinser | 2011-03-01 |
| 6777830 | System for reliable prevention of the restarting of a machine | William Anderson, Donald L. Wires, Jürgen Behrens, Claude Hovine, Gernot Müsseler +2 more | 2004-08-17 |