Inventor · disambiguated record
Won Ji Lee
Also filed as: LEE WON JI
11 granted patents·2 pending applications·13 citations·filing 2012–2024
82Inventor score
Top patents by PatentIndex Score
13 records- 0183US9572210B2Control circuit of light-emitting diode lighting apparatusSILICON WORKS CO LTD·Filed 2013·Granted Feb 14, 2017·6 cites·18 claims
- 0274US9288862B2LED lighting apparatus and control circuit thereofSILICON WORKS CO LTD·Filed 2013·Granted Mar 15, 2016·3 cites·11 claims
- 0371US8686649B2Device for driving light emitting diodeSILICON WORKS CO LTD·Filed 2012·Granted Apr 1, 2014·3 cites·9 claims
- 0465US9913337B2Control circuit of light emitting diode lighting apparatusSILICON WORKS CO LTD·Filed 2014·Granted Mar 6, 2018·1 cites·17 claims
- 0558US12261514B2Zero standby power systemPOWER LSI CO LTD·Filed 2023·Granted Mar 25, 2025·0 cites·12 claims
- 0655US9609702B2LED lighting apparatus and control circuit thereofSILICON WORKS CO LTD·Filed 2014·Granted Mar 28, 2017·0 cites·15 claims
- 0755US2025309748A1Power control system to manage power of power supply device by dividing it into standby mode and normal modePOWER LSI CO LTD·Filed 2024·Application pending·0 cites
- 0852US9572220B2LED lighting apparatus and control circuit thereofSILICON WORKS CO LTD·Filed 2014·Granted Feb 14, 2017·0 cites·14 claims
- 0950US11791706B2Low power control device using sleep timerPOWER LSI CO LTD·Filed 2023·Granted Oct 17, 2023·0 cites·10 claims
- 1048US12494719B2Method for controlling synchronous rectifier for power supply device and apparatus for samePOWER LSI CO LTD·Filed 2022·Granted Dec 9, 2025·0 cites·18 claims
- 1148US11736008B2Multi-power supply device capable of controlling sequencePOWER LSI CO LTD·Filed 2023·Granted Aug 22, 2023·0 cites·5 claims
- 1246US11736002B2Adaptive soft start and soft stop device for converterPOWER LSI CO LTD·Filed 2021·Granted Aug 22, 2023·0 cites·10 claims
- 1343US2015048744A1Light emitting diode driving circuit and light emitting diode illumination apparatus including the sameSILICON WORKS CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →