Robert W. Preus

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Newberg, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
System for providing dynamic pitch control in a wind turbine
- Patent number 8,573,937
- Issue date Nov 5, 2013
- Xzeres Corp.
- Robert W. Preus
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
VERTICAL AXIS WIND TURBINE WITH VARIABLE AREA
- Publication number 20100133852
- Publication date Jun 3, 2010
- Robert W. Preus
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
SYSTEM FOR PROVIDING DYNAMIC PITCH CONTROL IN A WIND TURBINE
- Publication number 20100129215
- Publication date May 27, 2010
- Robert W. Preus
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...