Inventor · disambiguated record
John S. Hsu
Also filed as: HSU JOHN S · HSU JOHN SHEUNGCHUN
48 granted patents·4 pending applications·1,121 citations·filing 1989–2012
99Inventor score
Top patents by PatentIndex Score
52 records- 0194US8390168B2Permanent-magnet-less machine having an enclosed air gapHSU JOHN S·Filed 2012·Granted Mar 5, 2013·14 cites·14 claims
- 0293US6088906AMethod of manufacturing squirrel cage rotorsUT BATTELLE LLC·Filed 1997·Granted Jul 18, 2000·111 cites·5 claims
- 0392US7134180B2Method for providing slip energy control in permanent magnet electrical machinesUT BATTELLE LLC·Filed 2005·Granted Nov 14, 2006·22 cites·8 claims
- 0492US5952756APermanent magnet energy conversion machine with magnet mounting arrangementLOCKHEED MARTIN ENERGY RES COR·Filed 1997·Granted Sep 14, 1999·85 cites·7 claims
- 0590US7719153B2Permanent magnet machine and method with reluctance poles and non-identical PM poles for high density operationUT BATTELLE LLC·Filed 2006·Granted May 18, 2010·19 cites·16 claims
- 0688US8110961B2Permanent-magnet-less machine having an enclosed air gapHSU JOHN S·Filed 2009·Granted Feb 7, 2012·15 cites·14 claims
- 0788US6772603B2Methods and apparatus for thermal management of vehicle systems and componentsUT BATTELLE LLC·Filed 2003·Granted Aug 10, 2004·58 cites·26 claims
- 0888US5189357AMethod and apparatus for improving performance of AC machinesUNIV TEXAS·Filed 1989·Granted Feb 23, 1993·52 cites·19 claims
- 0987US5053689AMethod and apparatus for improving performance of AC machinesUNIV TEXAS AT AUSTIN·Filed 1989·Granted Oct 1, 1991·51 cites·20 claims
- 1086US7550892B2High slot utilization systems for electric machinesUT BATTELLE LLC·Filed 2006·Granted Jun 23, 2009·14 cites·8 claims
- 1186US7518278B2High strength undiffused brushless machine and methodUT BATTELLE LLC·Filed 2005·Granted Apr 14, 2009·11 cites·18 claims
- 1286US7266969B2Refrigerant directly cooled capacitorsUT BATELLE LLC·Filed 2005·Granted Sep 11, 2007·22 cites·6 claims
- 1386US6057622ADirect control of air gap flux in permanent magnet machinesLOCKHEAD MARTIN ENERGY RESEARC·Filed 1999·Granted May 2, 2000·80 cites·16 claims
- 1485US7514833B2Axial gap permanent-magnet machine with reluctance poles and PM element coversUT BATTELLE LLC·Filed 2005·Granted Apr 7, 2009·17 cites·18 claims
- 1584US8264120B2Permanent-magnet-less synchronous reluctance systemHSU JOHN S·Filed 2008·Granted Sep 11, 2012·12 cites·15 claims
- 1684US7191605B2Floating loop method for cooling integrated motors and inverters using hot liquid refrigerantUT BATTELLE LLC·Filed 2005·Granted Mar 20, 2007·9 cites·11 claims
- 1783US6972504B1Permanent magnet machine and method with reluctance poles for high strength undiffused brushless operationUT BATTELLE LLC·Filed 2004·Granted Dec 6, 2005·28 cites·19 claims
- 1881US7936076B2Utilization of rotor kinetic energy storage for hybrid vehiclesUT BATTELLE LLC·Filed 2008·Granted May 3, 2011·14 cites·8 claims
- 1981US7232710B2Method of making cascaded die mountings with springs-loaded contact-bond optionsUT BATTELLE LLC·Filed 2005·Granted Jun 19, 2007·11 cites·14 claims
- 2079US5886445AExtended cage adjustable speed electric motors and drive packagesLOCKHEED MARTIN ENERGY RES COR·Filed 1997·Granted Mar 23, 1999·47 cites·20 claims
- 2178US8330319B2Substantially parallel flux uncluttered rotor machinesHSU JOHN S·Filed 2009·Granted Dec 11, 2012·8 cites·20 claims
- 2278US6891301B1Simplified hybrid-secondary uncluttered machine and methodUT BATTELLE LLC·Filed 2003·Granted May 10, 2005·21 cites·20 claims
- 2378US6877210B2Electrofriction method of manufacturing squirrel cage rotorsUT BATTELLE LLC·Filed 2003·Granted Apr 12, 2005·22 cites·12 claims
- 2478US5019766AMethod and apparatus for improving performance of AC machinesUNIV TEXAS·Filed 1989·Granted May 28, 1991·37 cites·15 claims
- 2577US6977454B2Hybrid-secondary uncluttered permanent magnet machine and methodUT BATTELLE LLC·Filed 2003·Granted Dec 20, 2005·27 cites·17 claims
- 2676US8319464B2Flux control and one-hundred and eighty degree core systemsHSU JOHN S·Filed 2009·Granted Nov 27, 2012·7 cites·23 claims
- 2772US6831442B2Utilizing zero-sequence switchings for reversible convertersGEN MOTORS CORP·Filed 2002·Granted Dec 14, 2004·26 cites·12 claims
- 2871US7270203B2Electric machine for hybrid motor vehicleUT BATTELLE LLC·Filed 2004·Granted Sep 18, 2007·20 cites·10 claims
- 2970US5914552AMethod and apparatus for assembling permanent magnet rotorsLOCKHEED MARTIN ENERGY RES COR·Filed 1997·Granted Jun 22, 1999·32 cites·6 claims
- 3069US5844345AHomopolar motor with dual rotorsLOCKHEED MARTIN ENERGY RES COR·Filed 1997·Granted Dec 1, 1998·32 cites·20 claims
- 3168US7129611B2Method and radial gap machine for high strength undiffused brushless operationUT BATTELLE LLC·Filed 2003·Granted Oct 31, 2006·14 cites·17 claims
- 3268US7023171B2Integrated inverter for driving multiple electric machinesUT BATTELLE LLC·Filed 2003·Granted Apr 4, 2006·21 cites·17 claims
- 3368US6700297B2Superconducting PM undiffused machines with stationary superconducting coilsUT BATTELLE LLC·Filed 2003·Granted Mar 2, 2004·19 cites·20 claims
- 3468US6310417B1Hybrid-secondary uncluttered induction machineLOCKHEED MARTIN ENERGY RES COR·Filed 1999·Granted Oct 30, 2001·26 cites·12 claims
- 3567US6930385B2Cascaded die mountings with spring-loaded contact-bond optionsUT BATTELLE LLC·Filed 2003·Granted Aug 16, 2005·14 cites·14 claims
- 3666US8760105B2Electric machine and current source inverter drive systemHSU JOHN S·Filed 2011·Granted Jun 24, 2014·2 cites·6 claims
- 3766US8294321B2Brushless machine having ferromagnetic side plates and side magnetsHSU JOHN S·Filed 2011·Granted Oct 23, 2012·1 cites·4 claims
- 3866US6573634B2Method and machine for high strength undiffused brushless operationUT BATTELLE LLC·Filed 2001·Granted Jun 3, 2003·13 cites·18 claims
- 3965US6989619B2Rotor apparatus for high strength undiffused brushless electric machineUT BATTELLE LLC·Filed 2004·Granted Jan 24, 2006·12 cites·15 claims
- 4062US6993924B2Floating loop system for cooling integrated motors and inverters using hot liquid refrigerantUT BATTELLE LLC·Filed 2004·Granted Feb 7, 2006·10 cites·11 claims
- 4161US8143834B2Electronically commutated serial-parallel switching for motor windingsHSU JOHN S·Filed 2008·Granted Mar 27, 2012·4 cites·11 claims
- 4258US7560847B2Two-stage eutectic metal brushesUT BATTELLE LLC·Filed 2006·Granted Jul 14, 2009·6 cites·10 claims
- 4358US5929579ASoft-commutated direct current motorLOCKHEED MARTIN ENERGY RES COR·Filed 1998·Granted Jul 27, 1999·21 cites·18 claims
- 4454US7695663B2Method of making hermetic seals for hermetic terminal assembliesUT BATTELLE LLC·Filed 2004·Granted Apr 13, 2010·1 cites·18 claims
- 4553US5285144AGeneration of multi-phase multiple-order harmonics of a fundamental frequency source with adjustable phase angle capabilityUNIV TEXAS·Filed 1990·Granted Feb 8, 1994·21 cites·10 claims
- 4653US2009236924A1Brushless machine with tapered polesUT BATTELLE LLC·Filed 2009·Application pending·0 cites
- 4751US6707222B2Motor stator using corner scraps for additional electrical componentsUT BATTELLE LLC·Filed 2002·Granted Mar 16, 2004·5 cites·8 claims
- 4847US7683264B2High pressure, high current, low inductance, high reliability sealed terminalsUT BATTELLE LLC·Filed 2007·Granted Mar 23, 2010·1 cites·6 claims
- 4946US7092267B2Auxiliary power generation in a motor transformerGEN MOTORS CORP·Filed 2003·Granted Aug 15, 2006·6 cites·23 claims
- 5040US2005235672A1Motor frame cooling with hot liquid refrigerant and internal liquidHSU JOHN S·Filed 2005·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →