1
Dan Keith McCoin: Wind energy conversion system. WECS, August 29, 2006: US07098552 (97 worldwide citation)

A wind energy conversion system includes upper and lower wind turbines having counter-rotating blade assemblies supported for rotation about a vertical rotation axis, with each blade assembly carrying a rotor for rotation past a stator to produce an electrical output. The wind turbines are supported ...


2
Dan Keith McCoin: Wind energy conversion system. WECS, October 3, 2006: US07116006 (96 worldwide citation)

A wind energy conversion system includes upper and lower wind turbines having counter-rotating blade assemblies supported for rotation about a vertical rotation axis, with each blade assembly carrying a rotor for rotation past a stator to produce an electrical output. The wind turbines are supported ...


3
Dan Keith McCoin: Wind energy conversion system. WECS, October 4, 2005: US06952058 (89 worldwide citation)

A wind energy conversion system includes upper and lower wind turbines having counter-rotating blade assemblies supported for rotation about a vertical rotation axis, with each blade assembly carrying a rotor for rotation past a stator to produce an electrical output. The wind turbines are supported ...


4
Mccoin Dan Keith: Wind energy conversion system. Wecs, Mccoin Dan Keith, GERKEN Karen M, September 9, 2005: WO/2005/081885 (1 worldwide citation)

A wind energy conversion system includes upper and lower wind turbines having counter-rotating blade assemblies supported for rotation about a vertical rotation axis, with each blade assembly carrying a rotor for rotation past a stator to produce an electrical output. The wind turbines are supported ...


5
Mccoin Dan Keith: Wind energy conversion system. Wecs, February 14, 2007: EP1751426-A2

A wind energy conversion system includes upper and lower wind turbines having counter-rotating blade assemblies supported for rotation about a vertical rotation axis, with each blade assembly carrying a rotor for rotation past a stator to produce an electrical output. The wind turbines are supported ...



Click the thumbnails below to visualize the patent trend.