Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087478 | Resistor assembly for tap changer and tap changer | Christian Hammer, Andreas Sachsenhauser, Riccardo Dalla Vecchia | 2024-09-10 |
| 10643802 | Selector for an on-load tap changer and on-load tap changer with load transfer switch and selector | Christian Hammer, Nikolaus Unterreiner, Hubert Zwirglmaier, Andreas Stocker | 2020-05-05 |
| 10483879 | On-load tap changer and method of and system for operating same | Christian Hammer, Christian Hurm, Andreas Sachsenhauser | 2019-11-19 |
| 10153101 | Switching system with preselector | Uwe Kaltenborn, Thomas Strof, Christian Hurm, Anatoli Saveliev, Gerhard Baeuml +4 more | 2018-12-11 |
| 10147563 | On-load tap changer according to the reactor switching principle | Uwe Kaltenborn, Christian Hammer, Christian Pircher, Andreas Sachsenhauser, Thomas Schuster | 2018-12-04 |
| 9984833 | Switching system with preselector | Uwe Kaltenborn, Thomas Strof, Christian Hurm, Anatoli Saveliev, Gerhard Baeuml +4 more | 2018-05-29 |
| 9966203 | Method of determining an operational setting of an on-load tap changer | Dominik Plitzko, Sebastian Schmid | 2018-05-08 |
| 9835686 | Method for monitoring an on-load tap changer | Harald Hochmuth, Dominik Plitzko, Sebastian Schmid | 2017-12-05 |
| 9543096 | On-load tap changer | Christian Hammer, Martin Pankofer, Rolf Strempel, Andreas Stocker | 2017-01-10 |
| 9455658 | On-load tap changer | Herbert Kammerl | 2016-09-27 |
| 9406434 | Distribution transformer for voltage regulation of local distribution networks | Christian Hammer, Martin Pankofer, Rolf Strempel, Andreas Stocker | 2016-08-02 |
| 9360091 | On-load tap changer with worm gear | Daniel Lassleben, Mario Schmeckebier | 2016-06-07 |