Kurt GOPFRICH

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Erlangen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Wide-voltage-range converter
- Patent number 7,622,825
- Issue date Nov 24, 2009
- Siemens Aktiengesellschaft
- Richard Brune
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive control for an electric drive with a secure electrical separa...
- Patent number 7,415,072
- Issue date Aug 19, 2008
- Siemens Aktiengesellschaft
- Susanne Gaksch
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for supply recovery of energy from a three-phase net...
- Patent number 6,084,791
- Issue date Jul 4, 2000
- Siemens Aktiengesellschaft
- Kurt Gopfrich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Damping filter arrangement for converters having a regulated voltag...
- Patent number 6,075,425
- Issue date Jun 13, 2000
- Siemens Aktiengesellschaft
- Kurt Gopfrich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and circuit arrangement for shaping a.c. voltage
- Patent number 5,905,643
- Issue date May 18, 1999
- Siemens Aktiengesellschaft
- Kurt Gopfrich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SPACE-SAVING INVERTER WITH REDUCED SWITCHING LOSSES AND INCREASED LIFE
- Publication number 20090285005
- Publication date Nov 19, 2009
- SIEMENS AKTIENGESELLSCHAFT
- Kurt Göpfrich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
WIDE-VOLTAGE-RANGE CONVERTER
- Publication number 20080179951
- Publication date Jul 31, 2008
- SIEMENS AKTIENGESELLSCHAFT
- Richard BRUNE
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
WIDE-VOLTAGE-RANGE CONVERTER
- Publication number 20070053213
- Publication date Mar 8, 2007
- SIEMENS AKTIENGESELLSCHAFT
- Richard Brune
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Drive control for an electric drive with a secure electrical separa...
- Publication number 20040080885
- Publication date Apr 29, 2004
- Susanne Gaksch
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method for transmitting a high-frequency binary data stream via an...
- Publication number 20040008187
- Publication date Jan 15, 2004
- Susanne Gaksch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE