Inventor · disambiguated record
Chi-Hao Wu
Also filed as: WU CHI-HAO
14 granted patents·12 pending applications·84 citations·filing 2006–2023
91Inventor score
Files withGRENERGY OPTO INC5WU CHI-HAO5WANG YEN-HUI3LIAO CHAO KANG2NANJING GREENCHIP SEMICONDUCTOR CO LTD2
Top patents by PatentIndex Score
26 records- 0192US10949952B2Performing detail enhancement on a target in a denoised imageBEIJING KUANGSHI TECH CO LTD·Filed 2018·Granted Mar 16, 2021·9 cites·17 claims
- 0291US10250151B1Flyback converter controlled from secondary sideNANJING GREENCHIP SEMICONDUCTOR CO LTD·Filed 2018·Granted Apr 2, 2019·12 cites·17 claims
- 0382US10475172B2Techniques for predicting perceptual video qualityNETFLIX INC·Filed 2018·Granted Nov 12, 2019·3 cites·21 claims
- 0479US10007977B2Techniques for predicting perceptual video qualityNETFLIX INC·Filed 2015·Granted Jun 26, 2018·3 cites·21 claims
- 0575US7911815B2Primary-side feedback control device and related method for a power converterGRENERGY OPTO INC·Filed 2008·Granted Mar 22, 2011·12 cites·34 claims
- 0674US9361699B2Imaging system and methodLIAO CHAO KANG·Filed 2012·Granted Jun 7, 2016·6 cites·21 claims
- 0773US9237326B2Imaging system and methodLIAO CHAO KANG·Filed 2012·Granted Jan 12, 2016·4 cites·27 claims
- 0873US8068354B2Current-level controlling device for a power supply device and related power supply deviceWANG YEN-HUI·Filed 2008·Granted Nov 29, 2011·10 cites·6 claims
- 0972US10355605B1Adjustable frequency curve for flyback converter at green modeWUXI XU DA ELECTRONIC TECH CO LTD·Filed 2018·Granted Jul 16, 2019·4 cites·17 claims
- 1071US8305047B2Safety capacitor discharging method and apparatus for AC-to-DC convertersLIN CHUN-LIANG·Filed 2009·Granted Nov 6, 2012·13 cites·6 claims
- 1166US8751023B2Audio playback positioning method and electronic device system utilizing the sameLU CHI-CHANG·Filed 2009·Granted Jun 10, 2014·4 cites·15 claims
- 1258US2011034226A1Video driving game system and control deviceINT GAMES SYSTEM CO LTD·Filed 2009·Application pending·0 cites
- 1349US7983062B2Minimum on-time reduction method, apparatus, and system using sameGRENERGY OPTO INC·Filed 2009·Granted Jul 19, 2011·2 cites·14 claims
- 1448US7872842B2Overcurrent protection device for a power supply device and related power supply deviceGRENERGY OPTO INC·Filed 2008·Granted Jan 18, 2011·2 cites·12 claims
- 1548US2010156314A1Light source driver circuitGRENERGY OPTO INC·Filed 2008·Application pending·0 cites
- 1639US2010149712A1Digital Overcurrent Protection Device for a Power Supply Device and Related Power Supply DeviceWANG YEN-HUI·Filed 2008·Application pending·0 cites
- 1739US2025105835A1Output Driving Circuit for Power DevicesNANJING GREENCHIP SEMICONDUCTOR CO LTD·Filed 2023·Application pending·0 cites
- 1838US2010289463A1Primary-side feedback control device and related method for a power converterWANG YEN-HUI·Filed 2009·Application pending·0 cites
- 1936US2008122505A1Charge-pump circuit capable of regulating voltage without any external voltage regulatorSITRONIX TECHNOLOGY CORP·Filed 2006·Application pending·0 cites
- 2035US2010321957A1Standby power method and apparatus for power module applicationsGRENERGY OPTO INC·Filed 2009·Application pending·0 cites
- 2135US2009256533A1Current-level Decision Device for a Power Supply Device and Related Power Supply DeviceWU CHI-HAO·Filed 2008·Application pending·0 cites
- 2234US8058857B2Digitally controlled switched-mode power supplyWU CHI-HAO·Filed 2009·Granted Nov 15, 2011·0 cites·8 claims
- 2332US2010149845A1Digitally controlled switched-mode power supplyWU CHI-HAO·Filed 2009·Application pending·0 cites
- 2430US2009140794A1Constant-current charge pumpWU CHI-HAO·Filed 2007·Application pending·0 cites
- 2529US2011127978A1Pwm controller with low uvlo voltageLEE WEI-CHING·Filed 2009·Application pending·0 cites
- 2627US2010117699A1PWM Controller with Frequency Jitter Functionality and Related MethodWU CHI-HAO·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →