"a vertical turbine for generating electricity from "in" and...
"mouse in a barrel" energy motor (class # f03g 7/10)
A backpack for harvesting electrical energy during walking...
A blade end portion protecting bag and a rotor installing...
A blade for a wind turbine and a method of assembling...
A blade with hinged blade tip
A closed electron drift plasma thruster adapted to high...
A combined wind and gas engine
A completely submerged wave energy converter
A deep water power generation system and apparatus
A device for a buoy-based wave power apparatus
A device for a winch-operated wave-power plant
A device for converting wind energy or energy from water...
A device for the utilisation of wave energy and a method
A device for utilising ocean-wave energy
A floatable wave energy converter and a method for improving...
A fluid-activatable vane for a fluid turbine
A gear unit for a wind turbine
A gearbox for a wind turbine
A gearbox for a wind turbine