Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151790 | Insulation fault locating system using branch-selective feeding, and selective insulation fault monitoring system and method for determining a cross-connection impedance between two subsystems | — | 2018-12-11 |
| 10126345 | Device and method for insulation monitoring in a power supply system including a high-resistance grounded neutral point | Eckhard Broeckmann, Burkhard Macht | 2018-11-13 |
| 10067517 | Method and devices for extended insulation-fault search using a multifunctional test current | Oliver Schaefer | 2018-09-04 |
| 9929558 | Electrical protective device and method for selective disconnection of a subsystem in case of a second fault in an IT power supply system | — | 2018-03-27 |