| 8159807 |
Method and device for operating a switching device |
— |
2012-04-17 |
| 7978036 |
Method and device for the secure operation of a switching device |
Robert Adunka, Peter Hartinger, Bardo Koppmann, Norbert Mitlmeier, Ludwig Niebler +2 more |
2011-07-12 |
| 7872552 |
Method and device for the secure operation of a switching device |
Robert Adunka, Peter Hartinger, Bardo Koppmann, Norbert Mitlmeier, Ludwig Niebler +2 more |
2011-01-18 |
| 7812696 |
Method and device for securely operating a switching device |
Peter Hartinger, Ludwig Niebler, Norbert Zimmermann |
2010-10-12 |
| 7760055 |
Method and device for the secure operation of a switching device |
Robert Adunka, Peter Hartinger, Bardo Koppmann, Norbert Mitlmeier, Ludwig Niebler +2 more |
2010-07-20 |
| 7692522 |
Method and device for the safe operation of a switching device |
Peter Hartinger, Norbert Mitlmeier, Ludwig Niebler, Norbert Zimmermann |
2010-04-06 |
| 7259944 |
Method for operating a switch with a connectable current limiter and corresponding arrangement |
David Branston, Karl-Hans Bärnklau, Christian Schreckinger |
2007-08-21 |
| 6441709 |
Device for short-circuit protection |
— |
2002-08-27 |
| 6400547 |
Method of monitoring state parameters in a switching device, and associated device |
— |
2002-06-04 |
| 6359440 |
Method of establishing the residual useful life of contacts in switchgear and associated arrangement |
Norbert B. Elsner |
2002-03-19 |
| 6313636 |
Method for determining switchgear-specific data at contacts in switchgear and/or operation-specific data in a network connected to the switchgear and apparatus for carrying out the method |
Norbert B. Elsner |
2001-11-06 |
| 6307725 |
Fault-current protective switchgear |
Reinhard Solleder, Reinhard Schmid, Manfred Kleemeier |
2001-10-23 |
| 6225807 |
Method of establishing the residual useful life of contacts in switchgear and associated arrangement |
— |
2001-05-01 |
| 6104592 |
Electromechanical switching device |
— |
2000-08-15 |
| 5907270 |
Current-limiting switch |
David Branston, Wilfried Jaehner |
1999-05-25 |
| 5844493 |
Electromechanical switching device and arrangement with several switching devices |
Wilfried Jaehner |
1998-12-01 |
| 5793278 |
Limiter for current limiting |
Wilfried Jaehner |
1998-08-11 |
| 5689397 |
Arrangement for disconnecting branches of a low voltage supply network under short circuit conditions |
Wilfried Jaehner |
1997-11-18 |
| 5644283 |
Variable high-current resistor, especially for use as protective element in power switching applications & circuit making use of high-current resistor |
Hubert Grosse-Wilde, Jorg Kieser, Wilfried Jaehner, Reinhard Steger, Gert Vogel |
1997-07-01 |
| 5410442 |
Electromechanical protection devcie |
Wilfried Jaehner |
1995-04-25 |
| 4860146 |
Differential current protection circuit breaker |
Dieter Harr |
1989-08-22 |
| 4631120 |
Method in which elemental particles electrophoretically migrate through a gel onto a collecting surface of a moving belt |
— |
1986-12-23 |
| 4631122 |
Electrophoretic apparatus employing a collecting belt moving in contact with a gel |
— |
1986-12-23 |