Inventor · disambiguated record
William M. Polivka
Also filed as: POLIVKA WILLIAM M · POLIVKA WILLIAM MICHAEL
39 granted patents·12 pending applications·436 citations·filing 1990–2024
98Inventor score
Top patents by PatentIndex Score
51 records- 0197US7876583B2Flyback power supply with forced primary regulationPOWER INTEGRATIONS INC·Filed 2008·Granted Jan 25, 2011·61 cites·19 claims
- 0294US8243477B2Flyback power supply with forced primary regulationPOLIVKA WILLIAM M·Filed 2011·Granted Aug 14, 2012·14 cites·13 claims
- 0392US8000115B2Flyback power supply with forced primary regulationPOWER INTEGRATIONS INC·Filed 2010·Granted Aug 16, 2011·10 cites·12 claims
- 0492US7539028B2Method and apparatus for fault detection in a switching power supplyPOWER INTEGRATIONS INC·Filed 2005·Granted May 26, 2009·40 cites·16 claims
- 0589US2024347271A1Energy transfer element magnetized after assemblyPOWER INTEGRATIONS INC·Filed 2024·Application pending·0 cites
- 0689US2024296993A1Energy transfer element magnetized after assemblyPOWER INTEGRATIONS INC·Filed 2024·Application pending·0 cites
- 0787US9804205B2Current sense ratio compensationPOWER INTEGRATIONS INC·Filed 2015·Granted Oct 31, 2017·8 cites·9 claims
- 0886US8913407B2Method and apparatus to regulate an output voltage of a power converter at light/no load conditionsPOWER INTEGRATIONS INC·Filed 2013·Granted Dec 16, 2014·6 cites·14 claims
- 0986US8159843B2Method and apparatus to regulate an output voltage of a power converter at light/no load conditionsLUND LEIF·Filed 2009·Granted Apr 17, 2012·18 cites·36 claims
- 1086US7239119B2Method and apparatus to provide temporary peak power from a switching regulatorPOWER INTEGRATIONS INC·Filed 2004·Granted Jul 3, 2007·40 cites·32 claims
- 1186US2024395445A1Energy transfer elements including unmagnetized magnetizable particlesPOWER INTEGRATIONS INC·Filed 2024·Application pending·0 cites
- 1285US8139384B2Method and apparatus for input charge control of a power supplyKUNG DAVID·Filed 2009·Granted Mar 20, 2012·14 cites·26 claims
- 1384US5973945ACoupled inductor power supply with reflected feedback regulation circuitryPOWER INTEGRATIONS INC·Filed 1998·Granted Oct 26, 1999·79 cites·17 claims
- 1483US12413167B2Auxiliary power supplies using motor winding inductancePOWER INTEGRATIONS INC·Filed 2022·Granted Sep 9, 2025·0 cites·20 claims
- 1583US7760518B2Method and apparatus for fault detection in a switching power supplyPOWER INTEGRATIONS INC·Filed 2009·Granted Jul 20, 2010·17 cites·9 claims
- 1683US7388360B2Method and apparatus to provide temporary peak power from a switching regulatorPOWER INTEGRATIONS INC·Filed 2007·Granted Jun 17, 2008·14 cites·13 claims
- 1782US9584027B2Power converter with winding communicationPOWER INTEGRATIONS INC·Filed 2015·Granted Feb 28, 2017·4 cites·27 claims
- 1882US5068776ASwitched-mode DC-DC power converter for reducing effects of magnetization currentIBM·Filed 1990·Granted Nov 26, 1991·47 cites·15 claims
- 1981US7855541B2Method and apparatus to control a power supply for high efficiencyPOWER INTEGRATIONS INC·Filed 2010·Granted Dec 21, 2010·5 cites·8 claims
- 2080US7170383B2Method and apparatus for transferring energy in a power converter circuitPOWER INTEGRATIONS INC·Filed 2005·Granted Jan 30, 2007·6 cites·15 claims
- 2178US7696737B2Method and apparatus to control a power supply for high efficiencyPOWER INTERGRATIONS INC·Filed 2007·Granted Apr 13, 2010·12 cites·25 claims
- 2275US2022208446A1Energy transfer element magnetized after assemblyPOWER INTEGRATIONS INC·Filed 2020·Application pending·0 cites
- 2372US8154321B2Method and apparatus for time-differential comparison of an analog signalPOLIVKA WILLIAM M·Filed 2007·Granted Apr 10, 2012·5 cites·24 claims
- 2471US8325505B2Method and apparatus for input charge control of a power supplyKUNG DAVID·Filed 2012·Granted Dec 4, 2012·2 cites·20 claims
- 2571US7482905B2Method and apparatus for transferring energy in a power converter circuitPOWER INTEGRATIONS INC·Filed 2007·Granted Jan 27, 2009·3 cites·16 claims
- 2671US2022208424A1Energy transfer elements including unmagnetized magnetizable particlesPOWER INTEGRATIONS INC·Filed 2020·Application pending·0 cites
- 2769US12482599B2Core assemblies for magnetic saturation detector without requirement for bias currentPOWER INTEGRATIONS INC·Filed 2020·Granted Nov 25, 2025·0 cites·17 claims
- 2869US7538533B2Method and apparatus to provide temporary peak power from a switching regulatorPOWER INTEGRATIONS INC·Filed 2008·Granted May 26, 2009·6 cites·12 claims
- 2967US7205877B2Method and apparatus for transferring energy in a power converter circuitPOWER INTEGRATIONS INC·Filed 2005·Granted Apr 17, 2007·2 cites·9 claims
- 3065US11250984B2Methods and apparatus for biasing a magnetic circuit to reduce audible noise from a switching power supplyPOWER INTEGRATIONS INC·Filed 2020·Granted Feb 15, 2022·0 cites·20 claims
- 3165US8699252B2Method and apparatus for input charge control of a power supplyPOWER INTEGRATIONS INC·Filed 2012·Granted Apr 15, 2014·1 cites·12 claims
- 3264US12411157B2Magnetic saturation detector with single and multiple transverse windingsPOWER INTEGRATIONS INC·Filed 2020·Granted Sep 9, 2025·0 cites·20 claims
- 3362US2023103189A1Magnet with Multiple DiscsPOWER INTEGRATIONS INC·Filed 2022·Application pending·0 cites
- 3461US12401288B2Energy transfer element including a communication elementPOWER INTEGRATIONS INC·Filed 2020·Granted Aug 26, 2025·0 cites·17 claims
- 3560US7170381B2Method and apparatus for transferring energy in a power converter circuitPOWER INTEGRATIONS INC·Filed 2003·Granted Jan 30, 2007·4 cites·12 claims
- 3660US2024373599A1Housing and housing grasping features usable with a heat dissipating devicePOWER INTEGRATIONS INC·Filed 2024·Application pending·0 cites
- 3758US9164133B2Switched averaging error amplifierPOWER INTEGRATIONS INC·Filed 2012·Granted Oct 20, 2015·1 cites·23 claims
- 3856US7535735B2Compensation for parameter variations in a feedback circuitPOWER INTEGRATIONS INC·Filed 2004·Granted May 19, 2009·10 cites·19 claims
- 3955US2022208447A1Magnetic core with distributed gap and flux density offsetPOWER INTEGRATIONS INC·Filed 2020·Application pending·0 cites
- 4054US8497729B2Method and apparatus for time-differential comparison of an analog signalPOLIVKA WILLIAM M·Filed 2012·Granted Jul 30, 2013·0 cites·9 claims
- 4154US7924132B2Method and apparatus for transferring energy in a power converter circuitPOWER INTEGRATIONS INC·Filed 2009·Granted Apr 12, 2011·0 cites·15 claims
- 4253US7813150B2Compensation for parameter variations in a feedback circuitPOWER INTEGRATIONS INC·Filed 2009·Granted Oct 12, 2010·3 cites·13 claims
- 4353US7759922B2Method and apparatus to provide temporary peak power from a switching regulatorPOWER INTEGRATIONS INC·Filed 2009·Granted Jul 20, 2010·2 cites·14 claims
- 4453US2014211516A1Method and apparatus for input charge control of a power supplyPOWER INTEGRATIONS INC·Filed 2014·Application pending·0 cites
- 4552US8310850B2Method and apparatus for varying current limit to limit an output power of a power supplyPOLIVKA WILLIAM M·Filed 2009·Granted Nov 13, 2012·2 cites·23 claims
- 4652US2021110966A1Magnet with multiple discsPOWER INTEGRATIONS INC·Filed 2020·Application pending·0 cites
- 4751US2012281439A1Flyback power supply with forced primary regulationPOLIVKA WILLIAM M·Filed 2012·Application pending·0 cites
- 4850US8767423B2Method and apparatus for varying current limit to limit an output power of a power supplyPOWER INTEGRATIONS INC·Filed 2012·Granted Jul 1, 2014·0 cites·9 claims
- 4950US8374006B2Method and apparatus to regulate an output voltage of a power converter at light/no load conditionsPOWER INTEGRATIONS INC·Filed 2012·Granted Feb 12, 2013·0 cites·14 claims
- 5047US8324941B2Method and apparatus for time-differential comparison of an analog signalPOLIVKA WILLIAM M·Filed 2012·Granted Dec 4, 2012·0 cites·15 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →