Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831240 | Drive train for a displaceable contact on an electrical power breaker | Michael Bach, Jörg-Uwe Dahl, Ralph Hohenberger, Marc Liebetruth, Detlev Schmidt +4 more | 2004-12-14 |
| 6788172 | Device for controlling the closing of a power circuit breaker | Marc Liebetruth | 2004-09-07 |
| 6777636 | Low-voltage power switch with a bearing arrangement for a switch shaft | Torsten Ahlert, Marc Liebetruth | 2004-08-17 |
| 6734378 | Operating shaft for a multiple electrical power circuit breaker and method for its production | Peter Petznik | 2004-05-11 |