Inventor · disambiguated record
Yuequan Hu
Also filed as: HU YUEQUAN
23 granted patents·2 pending applications·265 citations·filing 2002–2020
95Inventor score
Top patents by PatentIndex Score
25 records- 0196US9730289B1Solid state light fixtures having ultra-low dimming capabilities and related driver circuits and methodsCREE INC·Filed 2016·Granted Aug 8, 2017·37 cites·20 claims
- 0296US8120457B2Current-controlled variable inductorHU YUEQUAN·Filed 2010·Granted Feb 21, 2012·28 cites·18 claims
- 0395US9791110B2High efficiency driver circuit with fast responseCREE INC·Filed 2014·Granted Oct 17, 2017·30 cites·15 claims
- 0495US8975825B2Light emitting diode driver with isolated control circuitsHU YUEQUAN·Filed 2012·Granted Mar 10, 2015·36 cites·22 claims
- 0592USRE49637ESystems and methods for high output, high color quality lightIDEAL IND LIGHTING LLC·Filed 2020·Granted Aug 29, 2023·4 cites·72 claims
- 0689US7291983B2Ballast and igniter for a lamp having larger storage capacitor than charge pump capacitorDELTA ELECTRONICS INC·Filed 2007·Granted Nov 6, 2007·24 cites·5 claims
- 0789US7271545B2Ballast and igniter for a lamp having larger storage capacitor than charge pump capacitorDELTA ELECTRONICS INC·Filed 2005·Granted Sep 18, 2007·23 cites·10 claims
- 0887US8432104B2Load current balancing circuitHU YUEQUAN·Filed 2010·Granted Apr 30, 2013·10 cites·23 claims
- 0984US6714428B2Combined transformer-inductor device for application to DC-to-DC converter with synchronous rectifierDELTA ELECTRONICS INC·Filed 2002·Granted Mar 30, 2004·58 cites·8 claims
- 1074US9866117B2Power supply with adaptive-controlled output voltageCREE INC·Filed 2013·Granted Jan 9, 2018·3 cites·12 claims
- 1173US9844107B2High efficiency driver circuitry for a solid state lighting fixtureCREE INC·Filed 2014·Granted Dec 12, 2017·2 cites·28 claims
- 1271US10045418B2Systems and methods for high output, high color quality lightCREE INC·Filed 2017·Granted Aug 7, 2018·1 cites·31 claims
- 1371US9330833B2Power supply with low electro-magnetic interference and inductor for power supply with low electro-magnetic interferenceCREE INC·Filed 2013·Granted May 3, 2016·3 cites·15 claims
- 1470US9593837B2Systems and methods for high output, high color quality lightWILCOX KURT·Filed 2014·Granted Mar 14, 2017·3 cites·25 claims
- 1565US9763297B2Lighting apparatus and methods using oscillator-based dimming controlCREE INC·Filed 2012·Granted Sep 12, 2017·1 cites·15 claims
- 1664US10271390B2Solid-state lighting fixture with compound semiconductor driver circuitryCREE INC·Filed 2014·Granted Apr 23, 2019·1 cites·39 claims
- 1764US9425687B2Methods of operating switched mode power supply circuits using adaptive filtering and related controller circuitsCREE INC·Filed 2013·Granted Aug 23, 2016·1 cites·27 claims
- 1862US12167519B2Systems and methods for a current sharing driver for light emitting diodeIDEAL IND LIGHTING LLC·Filed 2020·Granted Dec 10, 2024·0 cites·16 claims
- 1954US8274236B2Power supply having an auxiliary power stage for sustaining sufficient post ignition current in a DC lampHU YUEQUAN·Filed 2009·Granted Sep 25, 2012·0 cites·20 claims
- 2053US10873329B2High reliability AC load switching circuitIDEAL IND LIGHTING LLC·Filed 2019·Granted Dec 22, 2020·0 cites·16 claims
- 2153US9220146B2Light emitting diode driver with linearly controlled driving currentCREE INC·Filed 2013·Granted Dec 22, 2015·0 cites·18 claims
- 2250US10743384B2Systems and methods for a current sharing driver for light emitting diodesIDEAL LIGHTING IND LLC·Filed 2013·Granted Aug 11, 2020·0 cites·12 claims
- 2345US2017373684A1High reliability ac load switching circuitCREE INC·Filed 2016·Application pending·0 cites
- 2445US2009187925A1Driver that efficiently regulates current in a plurality of LED stringsDELTA ELECTRONIC INC·Filed 2008·Application pending·0 cites
- 2540US10070495B2Controlling the drive signal in a lighting fixture based on ambient temperatureCREE INC·Filed 2015·Granted Sep 4, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →