CH

Christian Hammer

MG Maschinenfabrik Reinhausen Gmbh: 17 patents #4 of 219Top 2%
SA Siemens Aktiengesellschaft: 5 patents #2,766 of 22,248Top 15%
📍 Regensburg, DE: #80 of 1,384 inventorsTop 6%
Overall (All Time): #203,010 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12406801 On-load tap changer and method for actuating an on-load tap changer Dominik Plitzko 2025-09-02
12142448 Switch for an on-load tap changer and load transfer switch for an on-load tap changer Silke Wrede, Markus Zintl 2024-11-12
12087478 Resistor assembly for tap changer and tap changer Andreas Sachsenhauser, Alfred Bieringer, Riccardo Dalla Vecchia 2024-09-10
11631554 On-load tap changer and local network transformer having an on-load tap changer Andreas Sachsenhauser, Riccardo Dalla Vecchia 2023-04-18
11177086 On-load tap changer, regulating transformer with on-load tap changer, and method for connecting an on-load tap changer Andreas Stocker, Marco Hoerl 2021-11-16
11120962 Load transfer switch for an on-load tap changer and continuous main switch and disconnecting switch for same Eduard Schmidt, Silke Wrede, Gregor Wilhelm 2021-09-14
10643802 Selector for an on-load tap changer and on-load tap changer with load transfer switch and selector Alfred Bieringer, Nikolaus Unterreiner, Hubert Zwirglmaier, Andreas Stocker 2020-05-05
10483879 On-load tap changer and method of and system for operating same Alfred Bieringer, Christian Hurm, Andreas Sachsenhauser 2019-11-19
10373771 Tap-changer switching system and method of operating same 2019-08-06
10147563 On-load tap changer according to the reactor switching principle Uwe Kaltenborn, Alfred Bieringer, Christian Pircher, Andreas Sachsenhauser, Thomas Schuster 2018-12-04
9941064 On-load tap changer, tap-changing transformer for voltage regulation and method for implementing tap changer in the tap-changing transformer Andreas Sachsenhauser, Konrad Raedlinger, Max Weidinger, Thomas Schuster 2018-04-10
9607781 Tap changer and vacuum interrupter for a tap changer of this kind Wolfgang Albrecht, Werner Hartmann, Silvio Kosse, Andreas Lawall, Roman Renz +3 more 2017-03-28
9543096 On-load tap changer Alfred Bieringer, Martin Pankofer, Rolf Strempel, Andreas Stocker 2017-01-10
9406434 Distribution transformer for voltage regulation of local distribution networks Alfred Bieringer, Martin Pankofer, Rolf Strempel, Andreas Stocker 2016-08-02
9373442 On-load tap changer Wolfgang Albrecht, Christian Kotz, Sebastian Rehkopf, Andreas Sachsenhausen 2016-06-21
9293273 Tap changer with vacuum interrupters Wolfgang Albrecht, Christoph Heynen, Rainer Frotscher, Christian Kotz, Andreas Sachsenhauser +8 more 2016-03-22
8947188 Tap changer and vacuum interrupter for such a tap changer Wolfgang Albrecht, Christian Pircher, Sebastian Rehkopf, Andreas Sachsenhauser, Konrad Raedlinger +7 more 2015-02-03
8700980 Method for encoding a contactless switching system Gerhard Metz, Claus Seisenberger 2014-04-15
8169308 Method for checking the switching region of a touch-free switching system Gerhard Metz, Richard Roskosch 2012-05-01
8030583 Switching arrangement Thomas M. Huber, Albert Schmidbauer 2011-10-04
7667354 Sensor unit with safety system Dirk Graupner, Werner Olbrich 2010-02-23