Minden, Nevada
United States
2
2013-01-17
Ralph A. Belden from Minden, US has applied for patents for these inventions. The list has both pending applications and granted patents:
WIND TURBINE WITH ANTI-ROTATIONAL LOCKING MECHANISM, THRUST CHANNELS, AND BLADE TIP WINGLETS
VARIABLE AREA VERTICAL AXIS WIND TURBINE
39905 ⎘