Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12316049 | Pluggable device combination for protecting against surges | Uwe Strangfeld, Stefan Schön, Georg Wittmann | 2025-05-27 |
| 11876334 | Device for protecting electrical networks from overvoltages or overcurrents | Juliane Klose, Michael Waffler, Sebastian Haas, Patrick Spangler, Michael Weissflog +1 more | 2024-01-16 |
| 11735890 | Overvoltage protection apparatus and modular overvoltage protection system | Uwe Strangfeld, Georg Wittmann, Stefan Schön | 2023-08-22 |
| 9640352 | Overvoltage protection device having a thermal disconnection apparatus | Sascha Ludewig | 2017-05-02 |
| 8705221 | Surge arrester having an optical fault indicator | — | 2014-04-22 |
| 8526159 | Surge protector having a thermal separating device | Sascha Ludewig, Georg Wittmann, Florian Gaeck | 2013-09-03 |
| 8493170 | Overvoltage protection device having one or more parallel-connected overvoltage-limiting elements located in one physical unit | Edmund Zäuner, Helmut Hirschmann | 2013-07-23 |