| 10153101 |
Switching system with preselector |
Uwe Kaltenborn, Thomas Strof, Christian Hurm, Anatoli Saveliev, Gerhard Baeuml +4 more |
2018-12-11 |
| 9984833 |
Switching system with preselector |
Uwe Kaltenborn, Thomas Strof, Christian Hurm, Anatoli Saveliev, Gerhard Baeuml +4 more |
2018-05-29 |
| 9607781 |
Tap changer and vacuum interrupter for a tap changer of this kind |
Christian Hammer, Werner Hartmann, Silvio Kosse, Andreas Lawall, Roman Renz +3 more |
2017-03-28 |
| 9373442 |
On-load tap changer |
Christian Hammer, Christian Kotz, Sebastian Rehkopf, Andreas Sachsenhausen |
2016-06-21 |
| 9293273 |
Tap changer with vacuum interrupters |
Christian Hammer, Christoph Heynen, Rainer Frotscher, Christian Kotz, Andreas Sachsenhauser +8 more |
2016-03-22 |
| 9251971 |
On-load tap changer |
Klaus Hoepfl, Silke Wrede |
2016-02-02 |
| 8947188 |
Tap changer and vacuum interrupter for such a tap changer |
Christian Hammer, Christian Pircher, Sebastian Rehkopf, Andreas Sachsenhauser, Konrad Raedlinger +7 more |
2015-02-03 |
| 8927886 |
Load transfer switch for a tap changer |
Claudia Dobler, Klaus Hoepfl, Martin Jatta, Christian Kotz, Sebastian Rehkopf |
2015-01-06 |
| 8119939 |
On-load tap changer with an energy storage mechanism |
Thomas M. Huber |
2012-02-21 |
| 6849813 |
Step switch with selector |
— |
2005-02-01 |
| 5523674 |
Step switch |
Dieter Dohnal, Josef Neumeyer, Gunter Kloth, Rolf Lauterwald, Hans-Henning Lessmann-Mieske |
1996-06-04 |