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Christoph Stemmler
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Baden, CH
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Patents Grants
last 30 patents
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Patent Grant
Converter circuit with short-circuit current protection
Patent number
7,049,787
Issue date
May 23, 2006
ABB Schweiz AG
Gerold Knapp
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Converter circuit arrangement having a DC intermediate circuit
Patent number
6,288,915
Issue date
Sep 11, 2001
Asea Brown Boveri AG
Christoph Stemmler
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Molding for holding heat sinks in a clamped stack
Patent number
6,140,699
Issue date
Oct 31, 2000
Asea Brown Boveri AG
Urs Hildbrand
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Converter circuit with short-circuit current protections
Publication number
20040170034
Publication date
Sep 2, 2004
ABB Schweiz AG
Gerold Knapp
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER