Tobias KELLER

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Gebenstorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Excitation system
- Patent number 10,658,829
- Issue date May 19, 2020
- ABB Schweiz AG
- Tobias Keller
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Starting apparatus for at least two synchronous machines
- Patent number 8,102,132
- Issue date Jan 24, 2012
- ABB Schweiz AG
- Tobias Keller
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EXCITATION SYSTEM
- Publication number 20180026434
- Publication date Jan 25, 2018
- ABB Schweiz AG
- Tobias Keller
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
STARTING APPARATUS FOR AT LEAST TWO SYNCHRONOUS MACHINES
- Publication number 20090295312
- Publication date Dec 3, 2009
- ABB Schweiz AG
- Tobias KELLER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE