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Philippe Vauthier
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Annapolis, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Speed adjuster devices, systems, and methods
Patent number
7,308,841
Issue date
Dec 18, 2007
Philippe Vauthier
G01 - MEASURING TESTING
Information
Patent Grant
Bi-directional hydroturbine assembly for tidal deployment
Patent number
6,406,251
Issue date
Jun 18, 2002
Philippe Vauthier
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Dual hydroturbine unit
Patent number
6,168,373
Issue date
Jan 2, 2001
Philippe Vauthier
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Bi-directional hydroturbine assembly for tidal deployment
Patent number
6,139,255
Issue date
Oct 31, 2000
Philippe Vauthier
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hydro-electric generator
Patent number
4,205,943
Issue date
Jun 3, 1980
Philippe Vauthier
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Patents Applications
last 30 patents
Information
Patent Application
Speed adjuster devices, systems, and methods
Publication number
20060075837
Publication date
Apr 13, 2006
Philippe Vauthier
G01 - MEASURING TESTING
Information
Patent Application
Dual hydroturbine unit with counter-rotating turbines
Publication number
20020088222
Publication date
Jul 11, 2002
Philippe Vauthier
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING