Inventor · disambiguated record
Ching-Sheng Yu
Also filed as: YU CHING · YU CHING-SHENG
13 granted patents·5 pending applications·116 citations·filing 2006–2023
91Inventor score
Files withGLACIALTECH INC6GROUPS TECH CO LTD4INNO TECH CO LTD3DANOTECH CO LTD1SAVANNAH MARKETING GROUP INC1
Top patents by PatentIndex Score
18 records- 0192US9144127B1AC-powered LED light engines, integrated circuits and illuminating apparatuses having the sameGROUPS TECH CO LTD·Filed 2015·Granted Sep 22, 2015·17 cites·20 claims
- 0290US9762131B1Flyback converter with no need for the auxiliary windingINNO-TECH CO LTD·Filed 2016·Granted Sep 12, 2017·11 cites·6 claims
- 0387US8363437B2Unidirectional MOSFET and applications thereofGLACIALTECH INC·Filed 2009·Granted Jan 29, 2013·25 cites·9 claims
- 0486US9345087B2AC-powered LED light engines, integrated circuits and illuminating apparatuses having the sameGROUPS TECH CO LTD·Filed 2014·Granted May 17, 2016·9 cites·19 claims
- 0583US9837914B1Methods for meeting holdup time requirement with minimal bulk capacitanceINNO-TECH CO LTD·Filed 2017·Granted Dec 5, 2017·5 cites·6 claims
- 0682US9107264B2Electronic control gears for LED light engine and application thereofGROUPS TECH CO LTD·Filed 2014·Granted Aug 11, 2015·6 cites·18 claims
- 0777US9742293B2Power supply and method of power supplyingINNO-TECH CO LTD·Filed 2016·Granted Aug 22, 2017·3 cites·7 claims
- 0876US8019092B2Aural device with white noise generatorSAVANNAH MARKETING GROUP INC·Filed 2009·Granted Sep 13, 2011·18 cites·17 claims
- 0975US7796408B2Half-bridge LLC resonant converter with self-driven synchronous rectifiersGLACIALTECH INC·Filed 2008·Granted Sep 14, 2010·13 cites·5 claims
- 1074US9288850B2Control circuits, integrated circuits and illuminating apparatuses having the sameGROUPS TECH CO LTD·Filed 2014·Granted Mar 15, 2016·3 cites·20 claims
- 1173US8031500B2Bridgeless power factor corrector with logic controlGLACIALTECH INC·Filed 2010·Granted Oct 4, 2011·2 cites·9 claims
- 1268US7885086B2Forward converter with self-driven synchronous rectifiersGLACIALTECH INC·Filed 2008·Granted Feb 8, 2011·4 cites·20 claims
- 1357US2024024868A1Microfluidic detection deviceUNIV NAT CENTRAL·Filed 2023·Application pending·0 cites
- 1444US2011317845A1Aural Device with White Noise GeneratorYUAN YI-CHENG·Filed 2011·Application pending·0 cites
- 1540US2010141170A1Ac/dc modulation conversion system and application thereofYU CHING-SHENG·Filed 2009·Application pending·0 cites
- 1639US7884663B2Gate-controlled rectifier and application to rectification circuits thereofGLACIALTECH INC·Filed 2009·Granted Feb 8, 2011·0 cites·17 claims
- 1737US2011013424A1Forward converter with secondary side post-regulation and zero voltage switchingGLACIALTECH INC·Filed 2010·Application pending·0 cites
- 1835US2007292659A1High transmittance touch panelDANOTECH CO LTD·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →