Inventor · disambiguated record
Thomas A. Lipo
Also filed as: LIPO THOMAS · LIPO THOMAS A · LIPO THOMAS ANTHONY
51 granted patents·1 pending application·3,331 citations·filing 1975–2023
99Inventor score
Files withWISCONSIN ALUMNI RES FOUND25ELECTRIC POWER RES INST11GEN ELECTRIC6LIPO THOMAS A3EATON CORP1
Top patents by PatentIndex Score
52 records- 0199US6924574B2Dual-rotor, radial-flux, toroidally-wound, permanent-magnet machineWISCONSIN ALUMNI RES FOUND·Filed 2003·Granted Aug 2, 2005·114 cites·39 claims
- 0299US6031738ADC bus voltage balancing and control in multilevel invertersWISCONSIN ALUMNI RES FOUND·Filed 1998·Granted Feb 29, 2000·306 cites·34 claims
- 0397US6005788AHybrid topology for multilevel power conversionWISCONSIN ALUMNI RES FOUND·Filed 1999·Granted Dec 21, 1999·230 cites·31 claims
- 0497US5272429AAir gap flux measurement using stator third harmonic voltage and usesWISCONSIN ALUMNI RES FOUND·Filed 1990·Granted Dec 21, 1993·152 cites·18 claims
- 0597US4088934AMeans for stabilizing an a-c electric motor drive systemGEN ELECTRIC·Filed 1976·Granted May 9, 1978·136 cites·29 claims
- 0696US6097582AShort circuit protection of IGBTs and other power switching devicesWISCONSIN ALUMNI RES FOUND·Filed 1999·Granted Aug 1, 2000·142 cites·19 claims
- 0796US5672925ADoubly salient variable reluctance machine with stationary permanent magnets or auxiliary field windingsELECTRIC POWER RES INST·Filed 1995·Granted Sep 30, 1997·127 cites·19 claims
- 0896US5334923AMotor torque control method and apparatusWISCONSIN ALUMNI RES FOUND·Filed 1992·Granted Aug 2, 1994·206 cites·8 claims
- 0996US4137489AFeedback control for reduction of cogging torque in controlled current AC motor drivesGEN ELECTRIC·Filed 1977·Granted Jan 30, 1979·55 cites·9 claims
- 1095US5852558AMethod and apparatus for reducing common mode voltage in multi-phase power convertersWISCONSIN ALUMNI RES FOUND·Filed 1997·Granted Dec 22, 1998·166 cites·30 claims
- 1195US5304882AVariable reluctance motors with permanent magnet excitationELECTRIC POWER RES INST·Filed 1992·Granted Apr 19, 1994·113 cites·22 claims
- 1294US8648562B2Single power supply dual converter open-winding machine driveLIPO THOMAS A·Filed 2010·Granted Feb 11, 2014·17 cites·21 claims
- 1394US4724373AMethod and apparatus for flux and torque sensing in electrical machinesWISCONSIN ALUMNI RES FOUND·Filed 1987·Granted Feb 9, 1988·73 cites·44 claims
- 1493US10594179B2Alternating flux barrier air gap in a spoke type machineWISCONSIN ALUMNI RES FOUND·Filed 2017·Granted Mar 17, 2020·6 cites·20 claims
- 1593US6710495B2Multi-phase electric motor with third harmonic current injectionWISCONSIN ALUMNI RES FOUND·Filed 2001·Granted Mar 23, 2004·96 cites·34 claims
- 1691US6570778B2Adjustable speed drive for single-phase induction motorsWISCONSIN ALUMNI RES FOUND·Filed 2001·Granted May 27, 2003·77 cites·20 claims
- 1791US6242884B1Dual stator winding induction machine driveWISCONSIN ALUMNI RES FOUND·Filed 1999·Granted Jun 5, 2001·104 cites·12 claims
- 1891US5825113ADoubly salient permanent magnet machine with field weakening (or boosting) capabilityELECTRIC POWER RES INST·Filed 1995·Granted Oct 20, 1998·88 cites·16 claims
- 1990US6995992B2Dual bridge matrix converterWISCONSIN ALUMNI RES FOUND·Filed 2003·Granted Feb 7, 2006·70 cites·11 claims
- 2090US5510689AAir gap flux measurement using stator third harmonic voltageWISCONSIN ALUMNI RES FOUND·Filed 1993·Granted Apr 23, 1996·67 cites·5 claims
- 2189US6208185B1High performance active gate drive for IGBTsWISCONSIN ALUMNI RES CORP·Filed 1999·Granted Mar 27, 2001·72 cites·47 claims
- 2289US5010267AVariable speed machine with high power densityWISCONSIN ALUMNI RES FOUND·Filed 1989·Granted Apr 23, 1991·69 cites·15 claims
- 2388US5825112ADoubly salient motor with stationary permanent magnetsELECTRIC POWER RES INST·Filed 1992·Granted Oct 20, 1998·66 cites·13 claims
- 2488US5448149AIndirect rotor position sensor for a sinusoidal synchronous reluctance machineTEXAS A & M UNIV SYS·Filed 1994·Granted Sep 5, 1995·59 cites·7 claims
- 2588US4942511AStatic power conversion apparatus using a high frequency series resonant DC linkWISCONSIN ALUMNI RES FOUND·Filed 1989·Granted Jul 17, 1990·63 cites·13 claims
- 2686US5455473AField weakening for a doubly salient motor with stator permanent magnetsELECTRIC POWER RES INST·Filed 1993·Granted Oct 3, 1995·63 cites·7 claims
- 2786US4455522ACurrent source inverter bed induction motor driveGEN ELECTRIC·Filed 1982·Granted Jun 19, 1984·38 cites·4 claims
- 2885US4019105AControlled current induction motor driveGEN ELECTRIC·Filed 1975·Granted Apr 19, 1977·30 cites·11 claims
- 2984US5661390AInverter-fed motor drive with EMI suppressionELECTRIC POWER RES INST·Filed 1995·Granted Aug 26, 1997·101 cites·6 claims
- 3084US4573003AAC Machine optimized for converter operationWISCONSIN ALUMNI RES FOUND·Filed 1985·Granted Feb 25, 1986·48 cites·34 claims
- 3183US5949664ACurrent stiff converters with resonant snubbersWISCONSIN ALUMNI RES FOUND·Filed 1998·Granted Sep 7, 1999·84 cites·25 claims
- 3282US9595858B2Double air gap, spoke type vernier machineWISCONSIN ALUMNI RES FOUND·Filed 2013·Granted Mar 14, 2017·8 cites·14 claims
- 3382US5459385AVariable reluctance drive systemELECTRIC POWER RES INST·Filed 1993·Granted Oct 17, 1995·42 cites·37 claims
- 3480US12289071B2Induction machine with localized voltage unbalance compensationUNIV FLORIDA STATE RES FOUND INC·Filed 2023·Granted Apr 29, 2025·0 cites·17 claims
- 3580US5376851AVariable reluctance motor with full and short pitch windingsELECTRIC POWER RES INST·Filed 1992·Granted Dec 27, 1994·35 cites·5 claims
- 3678US10003228B2Interior permanent magnet machine with axially varying permanent magnet sizeWISCONSIN ALUMNI RES FOUND·Filed 2015·Granted Jun 19, 2018·3 cites·20 claims
- 3778US9093942B2Assymetrical power inverterTRANE INT INC·Filed 2013·Granted Jul 28, 2015·4 cites·26 claims
- 3877US4112339AMeasurement of pulsating torque in a current source inverter motor driveGEN ELECTRIC·Filed 1977·Granted Sep 5, 1978·20 cites·10 claims
- 3976US7608965B2Field controlled axial flux permanent magnet electrical machineWISCONSIN ALUMNI RES FOUND·Filed 2005·Granted Oct 27, 2009·12 cites·19 claims
- 4072US9379657B2Unity power factor induction machineWISCONSIN ALUMNI RES FOUND·Filed 2013·Granted Jun 28, 2016·4 cites·20 claims
- 4169US4001660ARegulating the torque of an induction motorGEN ELECTRIC·Filed 1975·Granted Jan 4, 1977·16 cites·7 claims
- 4268US5646498AConducted emission radiation suppression in inverter drivesEATON CORP·Filed 1995·Granted Jul 8, 1997·48 cites·18 claims
- 4367US11863100B2Induction machine with localized voltage unbalance compensationUNIV FLORIDA STATE RES FOUND·Filed 2020·Granted Jan 2, 2024·0 cites·17 claims
- 4465US8450963B2Brushless synchronous machine utilizing third harmonic excitationLIPO THOMAS A·Filed 2010·Granted May 28, 2013·2 cites·18 claims
- 4562US5650707AInverter-controlled induction machine with an extended speed rangeELECTRIC POWER RES INST·Filed 1995·Granted Jul 22, 1997·44 cites·9 claims
- 4659US7006366B2Boost rectifier with half-power rated semiconductor devicesWISCONSIN ALUMNI RES FOUND·Filed 2004·Granted Feb 28, 2006·18 cites·28 claims
- 4759US5841644APassively clamped quasi-resonant DC link convertersELECTRIC POWER RES INST·Filed 1996·Granted Nov 24, 1998·27 cites·11 claims
- 4852US11128246B2Driving system and method for a wound rotor synchronous generatorNAT UNIV CHONBUK IND COOP FOUND·Filed 2020·Granted Sep 21, 2021·0 cites·10 claims
- 4947US2019296629A1High temperature superconducting synchronous machine with rotating armatureLIPO THOMAS A·Filed 2019·Application pending·0 cites
- 5046US10784727B2Salient pole, wound field, synchronous machine with enhanced saliencyWISCONSIN ALUMNI RES FOUND·Filed 2016·Granted Sep 22, 2020·0 cites·20 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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