Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12142897 | Multi-spark gap | Thomas Meyer | 2024-11-12 |
| 10672581 | Type-II overvoltage protection device | — | 2020-06-02 |
| 10607754 | Overvoltage protection device with varistors | Jan-Erik Schmutz, Maik DITTERT | 2020-03-31 |
| 10411439 | Surge arrester | Jan-Erik Schmutz | 2019-09-10 |
| 10229774 | Varistor with an isolating arrester | — | 2019-03-12 |
| 10134555 | Fuse for a device to be protected | — | 2018-11-20 |
| 10074973 | Overvoltage protection apparatus with monitoring function | Steffen Pfortner | 2018-09-11 |
| 9906016 | Ignition circuit | Mario Stolzenberg | 2018-02-27 |
| 9831057 | Load current bearing fuse with internal switch element | — | 2017-11-28 |
| 9748063 | Overvoltage protection element | Christian Depping, Gernot Finis, Thomas Meyer, Andreas Christ | 2017-08-29 |
| 9601243 | Contact element for varistor | Joachim Wosgien, Markus Philipp, Jan-Erik Schmutz | 2017-03-21 |
| 9449778 | Combined surge protection device with integrated spark gap | — | 2016-09-20 |
| 9300126 | Electrical apparatus for the short-circuit protection of a three-phase load in a three-phase system | Elmar Schaper, Lutz Heuer, Bernd Schulz | 2016-03-29 |
| 9093203 | Overvoltage protection element | Christian Depping, Gernot Finis, Thomas Meyer, Andreas Christ | 2015-07-28 |
| 9088155 | Surge protection device | Christian Depping | 2015-07-21 |
| 8982525 | Overvoltage protection equipment | Thomas Meyer, Joachim Cerny | 2015-03-17 |
| 8958194 | Surge protector | Joachim Cerny, Thomas Meyer | 2015-02-17 |
| 8605400 | Device for diverting surge currents or transient overvoltages | Martin Wetter, Gernot Finis, Joachim Cerny, Ernst-Dieter Wilkening, Björn Bünsow | 2013-12-10 |
| 8582264 | Overvoltage protection element | Christian Depping, Thomas Meyer | 2013-11-12 |
| 8335069 | Overvoltage protection element | Michael Tegt, Christian Depping, Joachim Wosgien | 2012-12-18 |
| 8179652 | Overvoltage protection element | Christian Depping | 2012-05-15 |
| 7817395 | Overvoltage protection element and ignition element for an overvoltage protection element | — | 2010-10-19 |
| 7564668 | Overvoltage protection means | Michael Schoeneberger | 2009-07-21 |
| 7545619 | Overload protection device | Martin Wetter, Joachim Wosgien | 2009-06-09 |
| 7532450 | Surge suppressor | Martin Wetter | 2009-05-12 |