Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374883 | Method for balancing voltages in a DC grid and balancing unit for a DC grid | Alexander Unru, Burkard Müller | 2025-07-29 |
| 12267040 | Method and circuit arrangement for detecting an arc, and photovoltaic (PV) inverter having a corresponding circuit arrangement | Rainer Schmitt, Sybille Pape | 2025-04-01 |
| 12132443 | Method and circuit arrangement for detecting an arc and photovoltaic (PV) inverter having a corresponding circuit arrangement | Rainer Schmitt, Torsten Otto, Sybille Pape | 2024-10-29 |
| 11808821 | Method of and system for detecting a serial arc fault in a power circuit | Raimund Thiel, Rainer Schmitt | 2023-11-07 |
| 11567142 | Method of and system for detecting a serial arc fault in a power circuit | Raimund Thiel, Rainer Schmitt | 2023-01-31 |
| 11067638 | Method of and system for detecting a serial arc fault in a power circuit | Raimund Thiel, Rainer Schmitt | 2021-07-20 |
| 10436821 | Apparatus for detecting AC components in a DC circuit and use of the apparatus | Holger Behrends, Gary Orbita | 2019-10-08 |
| 9819180 | Method for sequentially disconnecting/connecting electrical current sources from/to a common load | Holger Behrends, Markus Hopf | 2017-11-14 |
| 9709623 | Apparatus and method for monitoring a photovoltaic system | Sebastian Bieniek, Holger Behrends, Markus Hopf | 2017-07-18 |
| 9625516 | Device and method for monitoring a photovoltaic system | Markus Hopf, Holger Behrends, Gerd Bettenwort, Sebastian Bieniek | 2017-04-18 |
| 9535104 | Method and system for detecting an arc fault in a power circuit using frequency response | Holger Behrends, Markus Hopf, Sebastian Bieniek | 2017-01-03 |
| 9478675 | Method and apparatus for localizing and quenching an arc | Holger Behrends, Markus Hopf | 2016-10-25 |
| 9435845 | Method and apparatus for detecting an arc in a DC circuit | Johannes Lang, Thomas Wegener, Holger Behrends, Michael Viotto | 2016-09-06 |
| 9136688 | Method and system for detecting an arc fault in a power circuit | Joachim Laschinski, Markus Hopf, Andreas Falk | 2015-09-15 |
| 9046588 | Method and system for detecting an arc fault in a photovoltaic power system | Holger Behrends, Sebastian Bieniek, Thorsten Buelo, Markus Hopf, Gerd Bettenwort +2 more | 2015-06-02 |