Assignee
US WINDPOWER
US·10 granted patents·2,133 citations·filing 1981–1992
Top patents by PatentIndex Score
10 records- 0199US5225712AVariable speed wind turbine with reduced power fluctuation and a static VAR mode of operationUS WINDPOWER·Filed 1991·Granted Jul 6, 1993·554 cites·59 claims
- 0298US5289041ASpeed control system for a variable speed wind turbineUS WINDPOWER·Filed 1992·Granted Feb 22, 1994·274 cites·20 claims
- 0398US5155375ASpeed control system for a variable speed wind turbineUS WINDPOWER·Filed 1991·Granted Oct 13, 1992·248 cites·66 claims
- 0495US5083039AVariable speed wind turbineUS WINDPOWER·Filed 1991·Granted Jan 21, 1992·527 cites·138 claims
- 0594US5187427AStatic reactive power compensatorUS WINDPOWER·Filed 1991·Granted Feb 16, 1993·112 cites·15 claims
- 0694US4490093AWindpower systemUS WINDPOWER·Filed 1981·Granted Dec 25, 1984·119 cites·5 claims
- 0791US5172310ALow impedance bus for power electronicsUS WINDPOWER·Filed 1991·Granted Dec 15, 1992·140 cites·26 claims
- 0891US4426192AMethod and apparatus for controlling windmill blade pitchUS WINDPOWER·Filed 1983·Granted Jan 17, 1984·93 cites·24 claims
- 0986US4469956AWindmill support structureUS WINDPOWER·Filed 1983·Granted Sep 4, 1984·42 cites·4 claims
- 1066US4474531AWindmill with direction-controlled featheringUS WINDPOWER·Filed 1982·Granted Oct 2, 1984·24 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →