Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825697 | Collective remote signaling device | — | 2017-11-21 |
| 9514865 | Multi-contact element for a varistor | Jan-Erik Schmutz | 2016-12-06 |
| 9312679 | Overvoltage protection device with a measuring device for monitoring overvoltage protection elements | Thomas Meyer, Steffen Pfortner, Andrei Siegel | 2016-04-12 |
| 9118175 | Overvoltage protector | Steffen Pfortner, Bernd Pötzsch | 2015-08-25 |
| 9083174 | Thermal overload protection apparatus | Thomas Meyer, Steffen Pfortner, Bernd Pötzsch | 2015-07-14 |
| 8908346 | Overvoltage protection device | Christian Birkholz, Steffen Pfoertner | 2014-12-09 |
| 8634176 | Overvoltage protector | Steffen Pfoertner, Bernd Pötzsch | 2014-01-21 |
| 7826194 | Tunable lambda/4 filter subassembly | — | 2010-11-02 |