Christian Oppermann

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Amberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Contactor having electronic coil control
- Patent number 10,692,675
- Issue date Jun 23, 2020
- Siemens Aktiengesellschaft
- Christian Oppermann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit configuration for eliminating EMC interference
- Patent number 9,083,315
- Issue date Jul 14, 2015
- Siemens Aktiengesellschaft
- Christian Oppermann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Free-wheeling circuit
- Patent number 8,830,649
- Issue date Sep 9, 2014
- Siemens Aktiengesellschaft
- Christian Oppermann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switching device and method for operating same
- Patent number 8,492,930
- Issue date Jul 23, 2013
- Siemens Aktiengesellschaft
- Norbert Mitlmeier
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CONTACTOR HAVING ELECTRONIC COIL CONTROL
- Publication number 20180102229
- Publication date Apr 12, 2018
- Christian Oppermann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FREE-WHEELING CIRCUIT
- Publication number 20120188675
- Publication date Jul 26, 2012
- Siemens Aktiengesellschaft
- Christian Oppermann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SWITCHING DEVICE AND METHOD FOR OPERATING SAME
- Publication number 20110001363
- Publication date Jan 6, 2011
- Norbert Mitlmeier
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT CONFIGURATION FOR ELIMINATING EMC INTERFERENCE
- Publication number 20100283554
- Publication date Nov 11, 2010
- Siemens Aktiengesellschaft
- Christian Oppermann
- H03 - BASIC ELECTRONIC CIRCUITRY