Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D894133 | Electrical device | — | 2020-08-25 |
| D885349 | Electrical device | — | 2020-05-26 |
| D844569 | Electrical switch | — | 2019-04-02 |
| 8994379 | Method and device for insulation monitoring of non-grounded electrical DC and AC grids | Franz-Otto Witte, Wolfram STREPP | 2015-03-31 |