Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654625 | Switching circuit for a reactive power compensation device having synchronized on and off switching | Stefan Freitag | 1997-08-05 |
| 5642025 | Process and apparatus for the reduction of surges in switch-on current in the operation of a rotary current load | Stefan Freitag | 1997-06-24 |
| 5517380 | Method and apparatus for avoiding power-up current surge | — | 1996-05-14 |
| 5479086 | Process and device for reducing the inrush current when powering aninductive load | — | 1995-12-26 |
| 5450001 | Process and device for safeguarding an alternating current circuit having an electrical load associated therewith | — | 1995-09-12 |
| 5345359 | Process for the reduction of the switch-on surge in current during the operation of an inductive load | — | 1994-09-06 |