Inventor · disambiguated record
Charles Michael Stephens
Also filed as: STEPHENS CHARLES M · STEPHENS CHARLES MICHAEL
26 granted patents·6 pending applications·1,233 citations·filing 1985–2016
97Inventor score
Files withGEN ELECTRIC21UNISON IND LLC4STEPHENS CHARLES MICHAEL2LOCKHEED CORP1MARINEBIDEXCHANGE COM INC1
Top patents by PatentIndex Score
32 records- 0198US6445105B1Axial flux machine and method of fabricationGEN ELECTRIC·Filed 1999·Granted Sep 3, 2002·158 cites·8 claims
- 0297US5986419AQuadrature axis winding for sensorless rotor angular position control of single phase permanent magnet motorGEN ELECTRIC·Filed 1998·Granted Nov 16, 1999·109 cites·14 claims
- 0397US4959596ASwitched reluctance motor drive system and laundering apparatus employing sameGEN ELECTRIC·Filed 1989·Granted Sep 25, 1990·99 cites·30 claims
- 0497US4896089AFault management system for a switched reluctance motorGEN ELECTRIC·Filed 1989·Granted Jan 23, 1990·139 cites·36 claims
- 0596US5796194AQuadrature axis winding for sensorless rotor angular position control of single phase permanent magnet motorGEN ELECTRIC·Filed 1996·Granted Aug 18, 1998·105 cites·23 claims
- 0695US5773908ASingle phase motor with positive torque parking positionsGEN ELECTRIC·Filed 1996·Granted Jun 30, 1998·110 cites·30 claims
- 0794US5838127ASingle phase motor for laundering apparatusGEN ELECTRIC·Filed 1996·Granted Nov 17, 1998·98 cites·41 claims
- 0893USRE37576ESingle phase motor with positive torque parking positionsGEN ELECTRIC·Filed 2000·Granted Mar 12, 2002·75 cites·45 claims
- 0992US7228616B2System and method for magnetization of permanent magnet rotors in electrical machinesGEN ELECTRIC·Filed 2005·Granted Jun 12, 2007·25 cites·13 claims
- 1089US8928441B2Liquid cooled magnetic component with indirect cooling for high frequency and high power applicationsPRABHAKARAN SATISH·Filed 2011·Granted Jan 6, 2015·11 cites·17 claims
- 1185US6834407B2Method and apparatus for electronically commutated motor washer agitation controllerGEN ELECTRIC·Filed 2002·Granted Dec 28, 2004·24 cites·28 claims
- 1285US6777847B1Rotor core utilizing laminations having slots with dual direction skew portionsGEN ELECTRIC·Filed 1999·Granted Aug 17, 2004·56 cites·26 claims
- 1385US5859513AStarting and synchronizing system for line-start permanent magnet motorGEN ELECTRIC·Filed 1998·Granted Jan 12, 1999·56 cites·11 claims
- 1481US5166591ACurrent chopping strategy for generating action in switched reluctance machinesGEN ELECTRIC·Filed 1991·Granted Nov 24, 1992·46 cites·8 claims
- 1576US4689546AInternal armature current monitoring in large three-phase generatorGEN ELECTRIC·Filed 1985·Granted Aug 25, 1987·33 cites·11 claims
- 1675US4967464AMethod of making a switched reluctance motor having plural-stage form-wound coil windingGEN ELECTRIC·Filed 1989·Granted Nov 6, 1990·34 cites·5 claims
- 1774US11005313B2Skewed rotor designs for hybrid homopolar electrical machinesUNISON IND LLC·Filed 2016·Granted May 11, 2021·1 cites·17 claims
- 1873US5780951ALow-cost bobbin-wound stator construction for small, single-phase AC motorsGEN ELECTRIC·Filed 1996·Granted Jul 14, 1998·37 cites·12 claims
- 1964US7709988B2Methods and apparatus for using an electrical machine to transport fluids through a pipelineGEN ELECTRIC·Filed 2006·Granted May 4, 2010·3 cites·7 claims
- 2058US7145302B2Method and apparatus for driving a brushless direct current motorGEN ELECTRIC·Filed 2004·Granted Dec 5, 2006·10 cites·24 claims
- 2157US10833541B2Tooth-wound stator assemblyUNISON IND LLC·Filed 2016·Granted Nov 10, 2020·0 cites·17 claims
- 2257US7811068B2Methods and apparatus for transporting natural gas through a pipelineGEN ELECTRIC·Filed 2005·Granted Oct 12, 2010·1 cites·19 claims
- 2357US2002161697A1On-line procurement or RFP auction systemFiled 2002·Application pending·0 cites
- 2454US10833545B2Rotor for hybrid homopolar machineUNISON IND LLC·Filed 2016·Granted Nov 10, 2020·0 cites·20 claims
- 2552US2011276452A1Procurement and Salvage Auction SystemMARINEBIDEXCHANGE COM INC·Filed 2011·Application pending·0 cites
- 2648US11005312B2Skewed stator designs for hybrid homopolar electrical machinesUNISON IND LLC·Filed 2016·Granted May 11, 2021·0 cites·15 claims
- 2748US8141234B2Optimal magnetization of non-magnetized permanent magnet segments in electrical machinesSTEPHENS CHARLES MICHAEL·Filed 2009·Granted Mar 27, 2012·1 cites·9 claims
- 2846US6908349B2Combination AC motor drive and electrolyzer supply for marine vesselLOCKHEED CORP·Filed 2003·Granted Jun 21, 2005·2 cites·19 claims
- 2945US2009009012A1Assembly and method for magnetization of permanent magnet rotors in electrical machinesGEN ELECTRIC·Filed 2007·Application pending·0 cites
- 3042US2015138859A1System and method for power conversionGEN ELECTRIC·Filed 2013·Application pending·0 cites
- 3138US2004119374A1Axial flux induction motorFiled 2002·Application pending·0 cites
- 3236US2012112571A1Encapsulated stator assemblySTEPHENS CHARLES MICHAEL·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →