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Hans-Hermann Zander
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Erlangen, DE
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last 30 patents
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Patent Grant
Circuitry and method of operation for an intermediate-like converter
Patent number
4,471,419
Issue date
Sep 11, 1984
Siemens Aktiengesellschaft
Hans-Peter Schneider
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Method and apparatus for increasing the maximum speed of rotation o...
Patent number
4,460,860
Issue date
Jul 17, 1984
Siemens Aktiengesellschaft
Gunter Schwesig
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for bridging brief network failures
Patent number
4,379,325
Issue date
Apr 5, 1983
Siemens Aktiengesellschaft
Dietrich Krampe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Frequency converter with an intermediate d-c link
Patent number
4,259,714
Issue date
Mar 31, 1981
Siemens Aktiengesellschaft
Hans-Hermann Zander
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER