Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12040143 | Dividing a heating volume of a power circuit | Thomas Chyla, Frank Reichert, Joerg Teichmann | 2024-07-16 |
| 11587748 | High-voltage power switch with closing resistor arrangement | Armin Grund, Johannes Severin Kern, Friedrich Loebner, Andrzej Nowakowski, Frank Reichert +4 more | 2023-02-21 |
| 11417479 | Arrangement and method for switching high currents in high-, medium- and/or low-voltage engineering | Thomas Chyla, Prosper Hartig, Caroline Orth, Christoph Roehling, Joerg Teichmann +4 more | 2022-08-16 |
| 10685798 | Interrupter unit for a circuit breaker | Volker Lehmann, Andrzej Nowakowski, Frank Reichert | 2020-06-16 |
| 10199189 | Switchgear arrangement | Volker Lehmann, Andrzej Nowakowski | 2019-02-05 |
| 9748059 | Switching device arrangement | Martin Krehnke, Volker Lehmann, Friedrich Loebner, Andrzej Nowakowski | 2017-08-29 |
| 9741514 | Switching arrangement | Martin Krehnke, Volker Lehmann, Friedrich Loebner, Andrzej Nowakowski | 2017-08-22 |
| 9460873 | Switching method and switching device | Martin Krehnke, Volker Lehmann, Friedrich Loebner, Andrzej Nowakowski | 2016-10-04 |
| 9396891 | Switchgear arrangement | Volker Lehmann, Andrzej Nowakowski | 2016-07-19 |
| 9251981 | Arrangement comprising a circuit breaker unit | Volker Lehmann, Andrzej Nowakowski | 2016-02-02 |
| 9076611 | Circuit breaker unit | Volker Lehmann, Andrzej Nowakowski | 2015-07-07 |
| 9029726 | Gas blast circuit breaker | — | 2015-05-12 |
| 8633413 | Switchgear assembly with a contact gap | Hold Dienemann, Stefan Giere, Volker Lehmann, Manfred Meinherz | 2014-01-21 |