Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11636960 | Surge arrester and production method for a surge arrester | Henrik Roggow | 2023-04-25 |
| 11232920 | Arrangement and method for switching high voltages having a switching device and precisely one resistor stack | REINHARD GOEHLER, Lutz-Ruediger Jaenicke, Joerg Teichmann, Subodh Kale | 2022-01-25 |
| 10755838 | Tensioning device for a surge arrester, production method and surge arrester | Dirk Springborn, Kai Steinfeld | 2020-08-25 |
| 8199452 | Disconnection arrangement and method for operation of a disconnection arrangement | Kai Steinfeld | 2012-06-12 |
| 8106321 | Disconnecting switch device and method for production of a disconnecting switch device | Reinhard Göhler, Kai Steinfeld, Gernot Swiatkowski | 2012-01-31 |
| 7729099 | Surge arrester | Erhard Pippert | 2010-06-01 |
| 7120001 | Surge voltage protector for use in power transmission networks | Kai Steinfeld | 2006-10-10 |