Inventor · disambiguated record
Shih-Hsien Chang
Also filed as: CHANG SHIH-HSIEN
32 granted patents·13 pending applications·241 citations·filing 2004–2016
96Inventor score
Top patents by PatentIndex Score
45 records- 0196US8194417B2Two-stage switching power supplyCHANG SHIH-HSIEN·Filed 2010·Granted Jun 5, 2012·29 cites·20 claims
- 0294US7218199B1Structure of transformerDELTA ELECTRONICS INC·Filed 2006·Granted May 15, 2007·26 cites·20 claims
- 0391US7221252B1TransformerDELTA ELECTRONICS INC·Filed 2006·Granted May 22, 2007·20 cites·15 claims
- 0489US7271694B2Structure of transformerDELTA ELECTRONICS INC·Filed 2005·Granted Sep 18, 2007·17 cites·20 claims
- 0587US8334745B2Transformer having leakage inductanceCHEN YI-LIN·Filed 2010·Granted Dec 18, 2012·8 cites·19 claims
- 0687US8324871B2Integrated multi-inductor magnetic member and multi-loop power factor correction circuit having sameTSAI HSIN-WEI·Filed 2010·Granted Dec 4, 2012·10 cites·20 claims
- 0785US8106596B2Light source driving circuitCHANG SHIH-HSIEN·Filed 2009·Granted Jan 31, 2012·12 cites·19 claims
- 0884US7772957B2Structure of transformerDELTA ELECTRONICS INC·Filed 2008·Granted Aug 10, 2010·14 cites·12 claims
- 0982US8080947B2Current-sharing transformer and power supply circuit having such current-sharing transformerCHANG SHIH-HSIEN·Filed 2009·Granted Dec 20, 2011·12 cites·20 claims
- 1081US8373304B2Current-sharing supply circuit for driving multiple sets of DC loadsDELTA ELECTRONICS INC·Filed 2010·Granted Feb 12, 2013·7 cites·20 claims
- 1176US7301427B2Transformer having auxiliary winding coil for sensing magnetic flux balance and driving circuit using the sameDELTA ELECTRONICS INC·Filed 2006·Granted Nov 27, 2007·7 cites·12 claims
- 1271US8111015B2Brightness-adjustable illumination driving systemCHANG SHIH-HSIEN·Filed 2009·Granted Feb 7, 2012·4 cites·16 claims
- 1371US7142079B2Transformer structureDELTA ELECTRONICS INC·Filed 2004·Granted Nov 28, 2006·12 cites·10 claims
- 1471US7046529B2Voltage adapter capable of conserving power consumption under standby modeDELTA ELECTRONICS INC·Filed 2004·Granted May 16, 2006·23 cites·15 claims
- 1570US7633367B2Structure of transformerDELTA ELECTRONICS INC·Filed 2008·Granted Dec 15, 2009·5 cites·18 claims
- 1668US7944090B2Multi-output power conversion circuitDELTA ELECTRONICS INC·Filed 2009·Granted May 17, 2011·9 cites·20 claims
- 1765US8648686B2Resonant transformer and resonant converter employing sameTSAI HSIN-WEI·Filed 2012·Granted Feb 11, 2014·2 cites·10 claims
- 1865US8044606B2Power supply for supplying power to a lampDELTA ELECTRONICS INC·Filed 2008·Granted Oct 25, 2011·3 cites·15 claims
- 1963US7886425B2Method of manufacturing a transformerDELTA ELECTRONICS INC·Filed 2008·Granted Feb 15, 2011·3 cites·10 claims
- 2062US7864020B2Composite transformerDELTA ELECTRONICS INC·Filed 2009·Granted Jan 4, 2011·2 cites·18 claims
- 2161US8374010B2Power supply circuit and control method thereofDELTA ELECTRONICS INC·Filed 2010·Granted Feb 12, 2013·2 cites·19 claims
- 2257US7450404B2Switching power supply and ZVS method thereofDELTA ELECTRONICS INC·Filed 2006·Granted Nov 11, 2008·4 cites·14 claims
- 2355US9435847B2Method for testing special pattern and probe card defect in wafer testingMACRONIX INT CO LTD·Filed 2014·Granted Sep 6, 2016·1 cites·10 claims
- 2451US6980449B2Voltage detecting circuit and power converter having the sameDELTA ELECTRONICS INC·Filed 2004·Granted Dec 27, 2005·8 cites·18 claims
- 2548US8054150B2Magnetic elementDELTA ELECTRONICS INC·Filed 2008·Granted Nov 8, 2011·0 cites·10 claims
- 2647US2010033073A1Integrated lamp and light source system having sameDELTA ELECTRONICS INC·Filed 2008·Application pending·0 cites
- 2747US2007268676A1Driving circuit for illuminating and protecting multiple discharge lamps with trace-to-trace capacitanceDELTA ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 2846US7830674B2Single-stage switching power supplyDELTA ELECTRONICS INC·Filed 2009·Granted Nov 9, 2010·1 cites·20 claims
- 2945US7345564B2Transformer structureDELTA ELECTRONICS INC·Filed 2006·Granted Mar 18, 2008·0 cites·9 claims
- 3045US2007241695A1Power supply system for driving lampsDELTA ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 3145US2007267980A1Driving circuit for multiple discharge lampsDELTA ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 3245US2007064452A1Switching power supply and control method thereofDELTA ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 3342US2011102119A1Resonant transformerDELTA ELECTRONICS INC·Filed 2010·Application pending·0 cites
- 3440US2011156615A1Backlight driving circuit for use in lcd panelDELTA ELECTRONICS INC·Filed 2010·Application pending·0 cites
- 3540US2012293072A1Frequency-variable dimming control apparatus for light-emitting diodes and method for operating the sameCHANG SHIH-HSIEN·Filed 2011·Application pending·0 cites
- 3639US8569967B2LED backlight module and backlight driving circuitCHANG SHIH-HSIEN·Filed 2011·Granted Oct 29, 2013·0 cites·15 claims
- 3739US8014175B2Switching power conversion circuitDELTA ELECTRONICS INC·Filed 2009·Granted Sep 6, 2011·0 cites·20 claims
- 3839US2012268024A1Current-sharing backlight driving circuit for light-emitting diodes and method for operating the sameCHANG SHIH-HSIEN·Filed 2011·Application pending·0 cites
- 3938US7482799B2High-voltage detecting circuit for saving power in standby modeDELTA ELECTRONICS INC·Filed 2006·Granted Jan 27, 2009·0 cites·21 claims
- 4038US2008219030A1Isolated dc/dc and dc/ac converters and controlling methods thereof having relatively better effectivenessDELTA ELECTRONICS INC·Filed 2007·Application pending·0 cites
- 4138US2017350578A1Light emitting diode lampENERGY PRO TECH CO LTD·Filed 2016·Application pending·0 cites
- 4235US6982881B2Current detecting circuit and power converter having the sameDELTA ELECTRONICS INC·Filed 2004·Granted Jan 3, 2006·0 cites·17 claims
- 4335US2010270947A1Current-sharing supply circuit for driving multiple sets of dc loadsDELTA ELECTRONICS INC·Filed 2010·Application pending·0 cites
- 4435US2011006605A1Current-sharing supply circuit for driving multiple sets of dc loadsDELTA ELECTRONICS INC·Filed 2010·Application pending·0 cites
- 4534US8310217B2Power conversion circuit for decentralizing input currentCHANG SHIH-HSIEN·Filed 2009·Granted Nov 13, 2012·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →