Aeolian windmill

Aerial wind power generating system using floating body

Aero electro turbine

Aerogenerator having a fluid transmission and a gear...

Air conditioning cover connecting exhaust to turbine

Air filtering chimney to clean pollution from a city and...

Air motor having integral generator

Air tool

Air tool

Air tool with integrated generator and light ring assembly

Airfoil ventilation system for a building and the like

Apparatus and method for electrical power generation from...

Apparatus and method to convert marine current into...

Apparatus for artifical wind power generation

Apparatus for converting aircraft exhaust into useful energy

Apparatus for converting flow of water into electrical power

Apparatus for converting hydraulic energy to electrical energy

Apparatus for electrical signal generation based upon...

Apparatus for extracting energy from winds at high altitudes

Apparatus for generating electric power using wind energy