Inventor · disambiguated record
Hung-Ching Lee
Also filed as: LEE HUNG-CHING
19 granted patents·6 pending applications·89 citations·filing 2002–2024
91Inventor score
Files withLEADTREND TECH CORP12AU OPTRONICS CORP3CARUX TECH PTE LTD3YU CHING-CHOU2CHI MEI OPTOELECTRONICS CORP1
Top patents by PatentIndex Score
25 records- 0188US6722773B2Illuminating device and tube-like lamp thereofCHI MEI OPTOELECTRONICS CORP·Filed 2002·Granted Apr 20, 2004·57 cites·9 claims
- 0280US7956375B2Light emitting diode structure having a textured package lensAU OPTRONICS CORP·Filed 2009·Granted Jun 7, 2011·8 cites·19 claims
- 0377US8541956B2Light emitting diode driving method and driving circuitLEE HUNG-CHING·Filed 2011·Granted Sep 24, 2013·8 cites·14 claims
- 0476US10397997B2Dimming controllers and dimming methods capable of receiving PWM dimming signal and DC dimming signalLEADTREND TECH CORP·Filed 2018·Granted Aug 27, 2019·2 cites·15 claims
- 0573US12508909B2Electronic device provided on transport deviceCARUX TECH PTE LTD·Filed 2024·Granted Dec 30, 2025·0 cites·14 claims
- 0672US9101033B2Short protection control circuits and related control methodsLEADTREND TECH CORP·Filed 2012·Granted Aug 4, 2015·3 cites·14 claims
- 0771US8217592B2Light emitting diode driving device and driving method thereofYU CHING-CHOU·Filed 2009·Granted Jul 10, 2012·6 cites·12 claims
- 0870US12224669B2Flyback power converter and secondary-side control method thereofLEADTREND TECH CORP·Filed 2023·Granted Feb 11, 2025·0 cites·22 claims
- 0965US10199948B2Standby power control for a flyback USB device using primary side frequency and data port sensingLEADTREND TECH CORP·Filed 2018·Granted Feb 5, 2019·1 cites·23 claims
- 1061US11990845B2Secondary controller applied to a secondary side of a power converter and operation method thereofLEADTREND TECH CORP·Filed 2022·Granted May 21, 2024·0 cites·17 claims
- 1159US8305012B2Light-emitting adjustment method and display deviceKO CHIEN-MING·Filed 2010·Granted Nov 6, 2012·2 cites·23 claims
- 1258US8604720B2Light emitting diode driving methodWANG DANG-KO·Filed 2011·Granted Dec 10, 2013·2 cites·12 claims
- 1357US12476533B2Power supplies with multiple output ports, and control methods thereofLEADTREND TECH CORP·Filed 2022·Granted Nov 18, 2025·0 cites·14 claims
- 1457US11557975B2Power supplies with synchronous rectificationLEADTREND TECH CORP·Filed 2020·Granted Jan 17, 2023·0 cites·11 claims
- 1555US2024399975A1Display device, and transportation deviceINNOLUX CORP·Filed 2024·Application pending·0 cites
- 1655US2024294123A1Electronic deviceCARUX TECH PTE LTD·Filed 2024·Application pending·0 cites
- 1754US8084959B2Light emitting diode backlight module and driving apparatus and method thereofYU CHING-CHOU·Filed 2009·Granted Dec 27, 2011·0 cites·20 claims
- 1854US2025013099A1Decoration deviceCARUX TECH PTE LTD·Filed 2024·Application pending·0 cites
- 1952US10756639B2Secondary controller applied to a secondary side of a power converter and operation method thereofLEADTREND TECH CORP·Filed 2019·Granted Aug 25, 2020·0 cites·20 claims
- 2050US10694602B2Ripple suppressorLEADTREND TECH CORP·Filed 2019·Granted Jun 23, 2020·0 cites·11 claims
- 2150US9113506B2Circuit with adjustable phase delay and a feedback voltage and method for adjusting phase delay and a feedback voltageLEADTREND TECH CORP·Filed 2013·Granted Aug 18, 2015·0 cites·19 claims
- 2249US2011156603A1Light-emitting diode driving circuitAU OPTRONICS CORP·Filed 2010·Application pending·0 cites
- 2349US2015250035A1Light-emitting diode driving circuitAU OPTRONICS CORP·Filed 2015·Application pending·0 cites
- 2447US2015028752A1Control circuit of light emitting diodes and operation method of a control circuit of light emitting diodesLEADTREND TECH CORP·Filed 2014·Application pending·0 cites
- 2546US11128227B2Secondary controller applied to a secondary side of a power converter and operation method thereofLEADTREND TECH CORP·Filed 2020·Granted Sep 21, 2021·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →