Inventor · disambiguated record
William L. Erdman
Also filed as: ERDMAN WILLIAM · ERDMAN WILLIAM L
30 granted patents·3 pending applications·3,674 citations·filing 1991–2013
98Inventor score
Files withKENETECH WINDPOWER INC5CLIPPER WINDPOWER TECHNOLOGY4GEN ELECTRIC4US WINDPOWER4ERDMAN WILLIAM L3
Top patents by PatentIndex Score
33 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
- 0298US7095131B2Variable speed wind turbine generatorGEN ELECTRIC·Filed 2004·Granted Aug 22, 2006·130 cites·29 claims
- 0398US6856039B2Variable speed wind turbine generatorGEN ELECTRIC·Filed 2003·Granted Feb 15, 2005·142 cites·29 claims
- 0498US6847128B2Variable speed wind turbine generatorGEN ELECTRIC·Filed 2004·Granted Jan 25, 2005·113 cites·27 claims
- 0598US6600240B2Variable speed wind turbine generatorGEN ELECTRIC·Filed 2002·Granted Jul 29, 2003·114 cites·27 claims
- 0698US6420795B1Variable speed wind turbine generatorZOND ENERGY SYSTEMS INC·Filed 2000·Granted Jul 16, 2002·209 cites·14 claims
- 0798US6137187AVariable speed wind turbine generatorZOND ENERGY SYSTEMS INC·Filed 1997·Granted Oct 24, 2000·278 cites·33 claims
- 0896US7432686B2Wind turbine generator apparatus with utility fault ride-through capabilityCLIPPER WINDPOWER TECHNOLOGY·Filed 2007·Granted Oct 7, 2008·88 cites·20 claims
- 0996US7042110B2Variable speed distributed drive train wind turbine systemCLIPPER WINDPOWER TECHNOLOGY·Filed 2004·Granted May 9, 2006·258 cites·36 claims
- 1095US5083039AVariable speed wind turbineUS WINDPOWER·Filed 1991·Granted Jan 21, 1992·527 cites·138 claims
- 1194US5585708AFour quadrant motor controller minimizing distortion indexKENETECH WINDPOWER INC·Filed 1995·Granted Dec 17, 1996·148 cites·20 claims
- 1294US5187427AStatic reactive power compensatorUS WINDPOWER·Filed 1991·Granted Feb 16, 1993·112 cites·15 claims
- 1392US7339355B2Generator with utility fault ride-through capabilityCLIPPER WINDPOWER TECHNOLOGY·Filed 2007·Granted Mar 4, 2008·39 cites·27 claims
- 1491US5579217ALaminated bus assembly and coupling apparatus for a high power electrical switching converterKENETECH WINDPOWER INC·Filed 1994·Granted Nov 26, 1996·144 cites·7 claims
- 1591US5172310ALow impedance bus for power electronicsUS WINDPOWER·Filed 1991·Granted Dec 15, 1992·140 cites·26 claims
- 1690US7071579B2Wind farm electrical systemGLOBAL ENERGYCONCEPTS LLC·Filed 2003·Granted Jul 4, 2006·144 cites·9 claims
- 1789US5369353AControlled electrical energy storage apparatus for utility gridsKENETECH WINDPOWER INC·Filed 1992·Granted Nov 29, 1994·139 cites·23 claims
- 1888US7535120B2Power system with low voltage ride-through capabilityCHIPPER WINDPOWER TECHNOLOGY I·Filed 2007·Granted May 19, 2009·28 cites·18 claims
- 1988US7233129B2Generator with utility fault ride-through capabilityCLIPPER WINDPOWER TECHNOLOGY·Filed 2004·Granted Jun 19, 2007·55 cites·21 claims
- 2088US5365424AHigh power laminated bus assembly for an electrical switching converterKENETECH WINDPOWER INC·Filed 1992·Granted Nov 15, 1994·116 cites·4 claims
- 2187US7602075B2Systems, methods and apparatuses for a wind turbine controllerACCIONA WINDPOWER SA·Filed 2007·Granted Oct 13, 2009·27 cites·15 claims
- 2284US8593012B2Utility scale electric energy storage systemPEITZKE WILLIAM R·Filed 2010·Granted Nov 26, 2013·13 cites·16 claims
- 2384US5526252AUtility current feedback filter with pulse-width modulated power converterKENETECH WINDPOWER INC·Filed 1994·Granted Jun 11, 1996·100 cites·22 claims
- 2478US8401706B2Networked multi-inverter maximum power-point trackingMOORE JACKSON·Filed 2008·Granted Mar 19, 2013·9 cites·33 claims
- 2578US8035240B2Systems and methods for synchronous speed avoidance in doubly-fed induction generatorsACCIONA WINDPOWER SA·Filed 2008·Granted Oct 11, 2011·14 cites·50 claims
- 2676US8058742B2Thermal management system for wind turbineERDMAN WILLIAM·Filed 2007·Granted Nov 15, 2011·16 cites·13 claims
- 2773US8625315B2Inverter modulator with variable switching frequencyERDMAN WILLIAM L·Filed 2008·Granted Jan 7, 2014·11 cites·14 claims
- 2863US8520417B2DC voltage regulatorERDMAN WILLIAM L·Filed 2008·Granted Aug 27, 2013·6 cites·38 claims
- 2949US9397583B2Inverter modulator with variable switching frequency responsive to a sensed parameterERDMAN WILLIAM L·Filed 2013·Granted Jul 19, 2016·0 cites·17 claims
- 3045US8952563B2Utility scale electric energy storage systemPEITZKE WILLIAM R·Filed 2013·Granted Feb 10, 2015·0 cites·10 claims
- 3142US2013275079A1Tachometer for Low-Speed AC GeneratorCOUSINEAU KEVIN·Filed 2012·Application pending·0 cites
- 3240US2012327693A1High voltage direct current generation and transmission by a wind turbineCOUSINEAU KEVIN L·Filed 2011·Application pending·0 cites
- 3334US2012267896A1Network Protection for Power Spot NetworksCOUSINEAU KEVIN L·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →