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Andreas FRITSCH
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Kummersbruck, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Switching device for controlling energy supply of a downstream elec...
Patent number
9,954,464
Issue date
Apr 24, 2018
Siemens Aktiengesellschaft
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching device for controlling energy supply of a downstream elec...
Patent number
9,509,132
Issue date
Nov 29, 2016
Siemens Aktiengesellschaft
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protective circuit for protection of an appliance, in particular an...
Patent number
7,889,462
Issue date
Feb 15, 2011
Siemens Aktiengesellschaft
Konrad Spindler
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for operating a two-phase rotary current controller
Patent number
7,592,771
Issue date
Sep 22, 2009
Siemens Aktiengesellschaft
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for reducing the influence of a DC current component in the...
Patent number
6,930,459
Issue date
Aug 16, 2005
Siemens Aktiengesellschaft
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Three-phase power controller with interrupt-controlled phase-gating...
Patent number
6,104,177
Issue date
Aug 15, 2000
Siemens Aktiengesellschaft
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
SWITCHING DEVICE FOR CONTROLLING ENERGY SUPPLY OF A DOWNSTREAM ELEC...
Publication number
20150349671
Publication date
Dec 3, 2015
SIEMENS AKTIENGESELLSCHAFT
Hubert KUHLA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING DEVICE FOR CONTROLLING ENERGY SUPPLY OF A DOWNSTREAM ELEC...
Publication number
20150349518
Publication date
Dec 3, 2015
SIEMENS AKTIENGESELLSCHAFT
Hubert KUHLA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Protective circuit for protection of an appliance, in particular an...
Publication number
20100039736
Publication date
Feb 18, 2010
Konrad Spindler
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Method for Operating a Two-Phase Rotary Current Controller
Publication number
20080297089
Publication date
Dec 4, 2008
Andreas Fritsch
G01 - MEASURING TESTING
Information
Patent Application
Device and method for protecting an electric machine
Publication number
20060209480
Publication date
Sep 21, 2006
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method for reducing the influence of a dc current component in the...
Publication number
20040207352
Publication date
Oct 21, 2004
Andreas Fritsch
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER