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Gerhard Hochstuhl
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Waldshut-Tiengen, DE
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Patents Grants
last 30 patents
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Patent Grant
Method for fault handling in a converter circuit for wiring of thre...
Patent number
7,508,640
Issue date
Mar 24, 2009
ABB Schweiz AG
Gerold Knapp
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Optical fiber transmission system
Patent number
5,831,753
Issue date
Nov 3, 1998
Asea Brown Boveri AG
Gerhard Hochstuhl
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method for fault handling in a converter circuit for wiring of thre...
Publication number
20080204959
Publication date
Aug 28, 2008
ABB Schweiz AG
Gerold Knapp
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method for turning off an insulated gate bipolar transistor and app...
Publication number
20020167826
Publication date
Nov 14, 2002
Gerhard Hochstuhl
H03 - BASIC ELECTRONIC CIRCUITRY