William Widnall

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Lexington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Flexible tailored elastic airfoil section
- Patent number 5,181,678
- Issue date Jan 26, 1993
- Flex Foil Technology, Inc.
- Sheila E. Widnall
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Method and apparatus for controlling windmill blade pitch
- Patent number 4,426,192
- Issue date Jan 17, 1984
- U.S. Windpower, Inc.
- Allan Chertok
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...