Tom B. Curtis

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Lake Oswego, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Staggered multi-level vertical axis wind turbine
- Patent number 9,074,580
- Issue date Jul 7, 2015
- Tom B. Curtis
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
STAGGERED MULTI-LEVEL VERTICAL AXIS WIND TURBINE
- Publication number 20120201666
- Publication date Aug 9, 2012
- Tom B. Curtis
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...