Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201464 | Arrangement for overload protection for overvoltage protection equipment | — | 2021-12-14 |
| 11171482 | Overvoltage protection device with monitoring and communication functions | Peter Zahlmann | 2021-11-09 |
| 11165236 | Suppressing circulating currents in conductive structures in buildings | Ottmar Beierl | 2021-11-02 |
| 11152769 | Overvoltage protection arrangement consisting of a horn spark gap accommodated in an insulating housing | Helmut Hirschmann, Georg Wittmann, Edmund Zäuner, Sebastian Haas | 2021-10-19 |