Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8994379 | Method and device for insulation monitoring of non-grounded electrical DC and AC grids | Frank Brenk, Franz-Otto Witte | 2015-03-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8994379 | Method and device for insulation monitoring of non-grounded electrical DC and AC grids | Frank Brenk, Franz-Otto Witte | 2015-03-31 |