Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10788562 | Methods and devices for testing the function of an insulation monitoring device | — | 2020-09-29 |
| 10784674 | Methods and devices for selective insulation monitoring in underground IT power supply systems | Oliver Schaefer | 2020-09-22 |
| 10649037 | Insulation fault location systems and methods for insulation fault location for a redundant DC power supply system coupled to diodes | Carsten Hartmann | 2020-05-12 |
| 10605886 | Methods and devices for testing the function of an insulation monitoring device | — | 2020-03-31 |
| 10598718 | Method and device for insulation fault location having an adaptive test current determination | Oliver Schaefer | 2020-03-24 |
| 10598716 | Methods and locating systems for determining an insulation fault location on an electric conductor of a subsea supply line | — | 2020-03-24 |
| 10571525 | Insulation fault location systems and methods for insulation fault location for a redundant DC power supply system coupled to diodes | Carsten Hartmann | 2020-02-25 |
| 10564189 | Integrated circuit using a digital method for AC/DC-sensitive residual current measurement | Michael Kammer | 2020-02-18 |
| 10530149 | Methods for detecting an interruption of an active conductor in an ungrounded direct-voltage power supply system | Burkhard Macht | 2020-01-07 |