Inventor · disambiguated record
Gyu Ho Lim
Also filed as: LIM GYU HO
13 granted patents·1 pending application·18 citations·filing 2012–2017
85Inventor score
Top patents by PatentIndex Score
14 records- 0184US9875697B2Parallel constant current LED driving units for driving a LED string and method of performing the sameKANG TAE-KYOUNG·Filed 2012·Granted Jan 23, 2018·5 cites·18 claims
- 0281US9961742B2Multi-channel LED driver with overheating protection capabilitiesMAGNACHIP SEMICONDUCTOR LTD·Filed 2017·Granted May 1, 2018·4 cites·24 claims
- 0379US8497726B2Level shifterRYU BEOM-SEON·Filed 2012·Granted Jul 30, 2013·6 cites·9 claims
- 0473US10231302B2Power factor correction control circuit and driving method thereofMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted Mar 12, 2019·2 cites·13 claims
- 0560US9692404B2Power factor correction controlling circuit and driving method thereofMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted Jun 27, 2017·1 cites·19 claims
- 0649US9888552B2Detecting circuit for short of LED array and LED driving apparatus using the sameMAGNACHIP SEMICONDUCTOR LTD·Filed 2012·Granted Feb 6, 2018·0 cites·20 claims
- 0747US9253834B2LED driver circuit having a sensing unitKIM HYOUNG-KYU·Filed 2012·Granted Feb 2, 2016·0 cites·21 claims
- 0846US9887621B2Power factor correction circuit and method for correcting power factor, converter device thereofMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted Feb 6, 2018·0 cites·13 claims
- 0945US9490692B2Circuit and method of correcting a power factor for AC direct lighting apparatusMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted Nov 8, 2016·0 cites·20 claims
- 1044US9788372B2Gate off delay compensation circuit and light apparatus having the sameMAGNACHIP SEMICONDUCTOR LTD·Filed 2016·Granted Oct 10, 2017·0 cites·20 claims
- 1144US9521719B2Circuit for driving lighting apparatus and method thereofMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted Dec 13, 2016·0 cites·14 claims
- 1242US9642197B2Circuit for compensating bipolar junction transistor base current and LED driving apparatus having the sameMAGNACHIP SEMICONDUCTOR LTD·Filed 2015·Granted May 2, 2017·0 cites·18 claims
- 1339US2015109047A1Complementary metal-oxide-semiconductor (cmos) inverter circuit deviceMAGNACHIP SEMICONDUCTOR LTD·Filed 2014·Application pending·0 cites
- 1438US10243558B2Complementary metal-oxide-semiconductor (CMOS) inverter circuit deviceMAGNACHIP SEMICONDUCTOR LTD·Filed 2017·Granted Mar 26, 2019·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →