Inventor · disambiguated record
Gye-Hyun Cho
Also filed as: CHO GYE-HYUN
19 granted patents·1 pending application·55 citations·filing 2007–2019
92Inventor score
Files withCHO GYE-HYUN6FAIRCHILD KR SEMICONDUCTOR LTD5EOM HYUN-CHUL2LEE YOUNG-JE2FAIRCHILD KOREA SEMICONDUCTOR LTD1
Top patents by PatentIndex Score
20 records- 0187US8737101B2Switch driving circuit and switch driving methodCHO GYE-HYUN·Filed 2011·Granted May 27, 2014·15 cites·21 claims
- 0282US8633660B2Control device, LED light emitting device including the same, and control methodCHO GYE-HYUN·Filed 2011·Granted Jan 21, 2014·7 cites·19 claims
- 0379US7531966B2Lamp ballast circuitFAIRCHILD KR SEMICONDUCTOR LTD·Filed 2007·Granted May 12, 2009·7 cites·19 claims
- 0476US7486029B2Circuit for detecting end of life of fluorescent lampFAIRCHILD KR SEMICONDUCTOR LTD·Filed 2007·Granted Feb 3, 2009·6 cites·19 claims
- 0571US8933674B2Switch controller, switch control method, and power supply device comprising the switch controllerFAIRCHILD KR SEMICONDUCTOR LTD·Filed 2012·Granted Jan 13, 2015·3 cites·31 claims
- 0668US8873206B2Switch control circuit, switch controlling method, and power supply device using the switch control circuitLEE YOUNG-JE·Filed 2012·Granted Oct 28, 2014·2 cites·20 claims
- 0764US8816592B2Active damper and driving method thereofEOM HYUN-CHUL·Filed 2012·Granted Aug 26, 2014·2 cites·11 claims
- 0864US8803434B2Apparatus for controlling bleed switch, power supply, and method for driving power supplyHONG SEUNG WOO·Filed 2011·Granted Aug 12, 2014·2 cites·16 claims
- 0964US8415891B2Lamp ballast circuit and driving method thereofCHO GYE-HYUN·Filed 2008·Granted Apr 9, 2013·2 cites·13 claims
- 1063US9001533B2Feedback circuit and power supply device including the samePARK IN-KI·Filed 2012·Granted Apr 7, 2015·5 cites·17 claims
- 1160US9001541B2Switch control circuit, power factor corrector including the same, and driving method of the power factor correctorCHO GYE-HYUN·Filed 2012·Granted Apr 7, 2015·1 cites·20 claims
- 1260US8193718B2Diagnosis circuit apparatus and lamp ballast circuit using the sameCHO GYE-HYUN·Filed 2008·Granted Jun 5, 2012·1 cites·25 claims
- 1357US8841850B2Dimming angle sensing circuit and driving method thereofEOM HYUN-CHUL·Filed 2012·Granted Sep 23, 2014·1 cites·20 claims
- 1456US8634211B2Switch control device, power supply device comprising the same and switch control methodLEE YOUNG-JE·Filed 2011·Granted Jan 21, 2014·1 cites·20 claims
- 1555US10548201B2Switch controller, power supply device comprising the same, and driving method of the power supply deviceSEMICONDUCTOR COMPONENTS IND LLC·Filed 2019·Granted Jan 28, 2020·0 cites·18 claims
- 1652US10321540B2Switch controller, power supply device comprising the same, and driving method of the power supply deviceFAIRCHILD KOREA SEMICONDUCTOR LTD·Filed 2013·Granted Jun 11, 2019·0 cites·18 claims
- 1747US7911210B2Diagnosis device, diagnosis method, and lamp ballast circuit using the sameFAIRCHILD KR SEMICONDUCTOR LTD·Filed 2009·Granted Mar 22, 2011·0 cites·9 claims
- 1844US9325255B2Switch controller, switch control method, and power supply device comprising the switch controllerYANG SEUNG-UK·Filed 2013·Granted Apr 26, 2016·0 cites·20 claims
- 1942US2014126088A1Protection circuit, switch control circuit, and power supply device comprising the sameFAIRCHILD KR SEMICONDUCTOR LTD·Filed 2013·Application pending·0 cites
- 2040US8957596B2Preheating control device, lamp driving device including the same, and preheating control methodCHO GYE-HYUN·Filed 2011·Granted Feb 17, 2015·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →