Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870719 | Plausibility checking of current transformers in substations | Wolfgang Wimmer | 2005-03-22 |
| 5382906 | Method for determining an actual tripping characteristic of a relay | Martin Wiederkehr | 1995-01-17 |