Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801461 | Device for monitoring the operation safety of power switches | Nils Anger, Johannes Hilpert | 1998-09-01 |
| 5530299 | Method of determining mechanical parameters of an electric switching device | Bernd Besslein, Jurgen Nutzel, Peter Zinn | 1996-06-25 |