Inventor · disambiguated record
Yu-Cheng Chang
Also filed as: CHANG YU · CHANG YU CHENG
76 granted patents·38 pending applications·712 citations·filing 1992–2025
99Inventor score
Top patents by PatentIndex Score
114 records- 0197US6501234B2Sequential burst mode activation circuitO2MICRO INT LTD·Filed 2001·Granted Dec 31, 2002·140 cites·56 claims
- 0295US11079657B1Display moduleINVENTEC PUDONG TECH CORP·Filed 2020·Granted Aug 3, 2021·5 cites·10 claims
- 0394US8334662B2Adaptive switch mode LED driverJIN XUECHENG·Filed 2009·Granted Dec 18, 2012·59 cites·26 claims
- 0494US6707264B2Sequential burst mode activation circuit02MICRO INT LTD·Filed 2002·Granted Mar 16, 2004·114 cites·22 claims
- 0593US10624223B1Cover apparatus for server chassisQUANTA COMP INC·Filed 2019·Granted Apr 14, 2020·11 cites·20 claims
- 0693US9451664B2Adaptive switch mode LED driverDIALOG SEMICONDUCTOR INC·Filed 2012·Granted Sep 20, 2016·22 cites·24 claims
- 0792US12095217B2Cable release device and method for releasing a cableQUANTA COMP INC·Filed 2022·Granted Sep 17, 2024·2 cites·20 claims
- 0891US8729881B2Voltage/current control apparatus and methodCHANG YU CHENG·Filed 2011·Granted May 20, 2014·14 cites·13 claims
- 0990US11715656B2Chemical liquid supplying system and method of supplying chemical liquidTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Aug 1, 2023·4 cites·20 claims
- 1090US9030178B2Current control circuit and method thereof for a power converterLUXMILL ELECTRONIC CO LTD·Filed 2013·Granted May 12, 2015·18 cites·16 claims
- 1190US7557554B2Voltage/current control apparatus and methodALPHA & OMEGA SEMICONDUCTOR·Filed 2007·Granted Jul 7, 2009·28 cites·19 claims
- 1289US11815220B1BracketELGATO IDISPLAY LTD·Filed 2022·Granted Nov 14, 2023·4 cites·10 claims
- 1388US7400118B1High efficiency single-inductor dual-control loop power converterALPHA & OMEGA SEMICONDUCTOR·Filed 2007·Granted Jul 15, 2008·28 cites·9 claims
- 1488US5268820AMother board assemblyMITAC INT CORP·Filed 1992·Granted Dec 7, 1993·86 cites·3 claims
- 1584US7847491B2Sequential burst mode activation circuitO2MICRO INT LTD·Filed 2009·Granted Dec 7, 2010·14 cites·17 claims
- 1683US7977930B2Voltage/current control apparatus and methodALPHA & OMEGA SEMICONDUCTOR·Filed 2009·Granted Jul 12, 2011·11 cites·14 claims
- 1782US10404055B1Power line resistance sensing deviceALFASEMI INC·Filed 2018·Granted Sep 3, 2019·2 cites·17 claims
- 1881US7604171B2Optical reading head of scanning apparatusCHANG YU-CHENG·Filed 2005·Granted Oct 20, 2009·7 cites·36 claims
- 1978US6319397B1Draining device adapted to be disposed within a drain portSHU YIN SUN·Filed 2000·Granted Nov 20, 2001·42 cites·4 claims
- 2078US2024395582A1Liquid storage for facility chemical supply systemTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 2177US9674910B1Filament simulation circuit for LED tubeALFASEMI INC·Filed 2016·Granted Jun 6, 2017·3 cites·18 claims
- 2276US11031533B2Light-emitting device, light-emitting module, and backlight moduleDARWIN PRECISIONS CORP·Filed 2020·Granted Jun 8, 2021·1 cites·14 claims
- 2375US8508371B2Multi-secured RFID electronic sealLEE MING-TOWN·Filed 2010·Granted Aug 13, 2013·5 cites·12 claims
- 2475US8421078B2Thin film transistor substrate and method for manufacturing sameCHANG YU-CHENG·Filed 2009·Granted Apr 16, 2013·6 cites·16 claims
- 2574US9888318B2Method, system and circuits for headset crosstalk reductionMEDIATEK INC·Filed 2016·Granted Feb 6, 2018·2 cites·20 claims
- 2674US2025357163A1Method of supplying chemical liquidTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 2774US2024389213A1Electrostatic discharge prevention pumpTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 2871US12438018B2Method of supplying chemical liquidTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Granted Oct 7, 2025·0 cites·20 claims
- 2971US10317950B2Electronic device and pivot assembly thereofASUSTEK COMP INC·Filed 2017·Granted Jun 11, 2019·4 cites·9 claims
- 3071US8742931B2Electronic seal with multiple means of identification and method based on electronic seal for inspecting goodsLEE MING-TOWN·Filed 2011·Granted Jun 3, 2014·4 cites·9 claims
- 3170US10523057B2Wireless charging module with versatile charging orientation and modularized sensing device therewithNAT CHUNG SHAN INST SCIENCE & TECH·Filed 2018·Granted Dec 31, 2019·2 cites·9 claims
- 3270US9615421B1LED control circuitALFASEMI INC·Filed 2015·Granted Apr 4, 2017·2 cites·7 claims
- 3369US11769678B2Liquid storage for facility chemical supply systemTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Sep 26, 2023·0 cites·16 claims
- 3469USD712414SFlash drivePOWER QUOTIENT INT CO LTD·Filed 2013·Granted Sep 2, 2014·16 cites·1 claims
- 3569US8500463B2USB connectorTSAI CHIA-HSIN·Filed 2012·Granted Aug 6, 2013·7 cites·13 claims
- 3669US2024192723A1Display apparatusDARWIN PRECISIONS CORP·Filed 2024·Application pending·0 cites
- 3767US7939950B2Chip package structureCHIPMOS TECHNOLOGIES INC·Filed 2008·Granted May 10, 2011·5 cites·20 claims
- 3866US9110544B2Touch sensing method and touch sensing apparatus of charge distribution typeCHANG YU-CHENG·Filed 2012·Granted Aug 18, 2015·2 cites·17 claims
- 3966US7598679B2Integrated circuit capable of synchronization signal detectionO2MICRO INT LTD·Filed 2005·Granted Oct 6, 2009·2 cites·19 claims
- 4065US7554703B2Optical reading device of scanning apparatusPRIMAX ELECTRONICS LTD·Filed 2006·Granted Jun 30, 2009·2 cites·4 claims
- 4163US10182479B1Voltage regulation circuit for LED tubeALFASEMI INC·Filed 2018·Granted Jan 15, 2019·1 cites·5 claims
- 4263US8982308B2Active liquid crystal array device and the fabrication method thereofUNIV NAT CHIAO TUNG·Filed 2013·Granted Mar 17, 2015·1 cites·9 claims
- 4362US12020838B2Inductive device and manufacturing method thereofCHILISIN ELECTRONICS CORP·Filed 2021·Granted Jun 25, 2024·0 cites·19 claims
- 4462US7786625B2Bus structureHUANG KUO-CHING·Filed 2007·Granted Aug 31, 2010·1 cites·8 claims
- 4562US2025176555A1Method of using/applying a keratin hydrolysis peptide solution in controlling fusarium wilt in asparagus beanCH BIOTECH R&D CO LTD·Filed 2024·Application pending·0 cites
- 4661US11266037B2Fan module with pivoting lever and efficient space utilizationQUANTA COMP INC·Filed 2019·Granted Mar 1, 2022·0 cites·20 claims
- 4761US7123976B2Capacity management system and methodTAIWAN SEMICONDUCTOR MFG·Filed 2004·Granted Oct 17, 2006·2 cites·9 claims
- 4860US12209918B2Ultra-fast coulomb blockade thermometerAALTO UNIV FOUNDATION SR·Filed 2022·Granted Jan 28, 2025·0 cites·11 claims
- 4960US10199995B2Programmable amplifier circuit capable of providing large or larger resistance for feedback path of its amplifierMEDIATEK INC·Filed 2017·Granted Feb 5, 2019·1 cites·18 claims
- 5060US9952853B2Methods for cross-mounting devices and apparatus utilizing the sameMEDIATEK INC·Filed 2016·Granted Apr 24, 2018·1 cites·17 claims
Showing the top 50 of 114 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →