Robert Keller

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Baden- Dattwil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Dual pinion drive system
- Patent number 8,866,418
- Issue date Oct 21, 2014
- ABB Research Ltd.
- Robert Keller
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
DUAL PINION DRIVE SYSTEM
- Publication number 20130157805
- Publication date Jun 20, 2013
- ABB Research Ltd.
- Robert Keller
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER