Inventor · disambiguated record
Qingcong Hu
Also filed as: HU QINGCONG
14 granted patents·1 pending application·142 citations·filing 2012–2016
90Inventor score
Top patents by PatentIndex Score
15 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
- 0295US9791110B2High efficiency driver circuit with fast responseCREE INC·Filed 2014·Granted Oct 17, 2017·30 cites·15 claims
- 0393US9303823B2SEPIC driver circuit with low input current rippleCREE INC·Filed 2014·Granted Apr 5, 2016·23 cites·20 claims
- 0493US8853958B2Driving circuits for solid-state lighting apparatus with high voltage LED components and related methodsCREE INC·Filed 2012·Granted Oct 7, 2014·33 cites·28 claims
- 0587US8810144B2Driver circuits for dimmable solid state lighting apparatusHU QINGCONG·Filed 2012·Granted Aug 19, 2014·12 cites·17 claims
- 0673US10141740B2Auxiliary supply generation for power convertersCREE INC·Filed 2016·Granted Nov 27, 2018·2 cites·25 claims
- 0771US9330833B2Power 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
- 0864US9509215B2Dual mode power supply controller with charge balance multipliers and charge balance multiplier circuitsCREE INC·Filed 2013·Granted Nov 29, 2016·1 cites·21 claims
- 0958US9871522B2Voltage level shifting circuits for signal levels and/or power supply voltage levels using constant voltage circuit elements, lighting apparatuses and methods of operating the sameCREE INC·Filed 2015·Granted Jan 16, 2018·1 cites·12 claims
- 1053US9998027B2Dual mode power supply controller with charge balance multipliers and charge balance multiplier circuitsCREE INC·Filed 2016·Granted Jun 12, 2018·0 cites·9 claims
- 1150US9130465B2Minimum off time control systems and methods for switching power converters in discontinuous conduction modeCREE INC·Filed 2013·Granted Sep 8, 2015·0 cites·29 claims
- 1247US9654010B2Power converter circuitry with switching frequency control circuitryCREE INC·Filed 2014·Granted May 16, 2017·0 cites·22 claims
- 1343US10508797B2Luminaire and connection mechanism for connecting multiple luminairesCREE INC·Filed 2016·Granted Dec 17, 2019·0 cites·17 claims
- 1440US9484805B2Dual mode power supply controller with current regulationCREE INC·Filed 2012·Granted Nov 1, 2016·0 cites·28 claims
- 1539US2014265885A1Multiple power outputs generated from a single current sourceCREE INC·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →