Inventor · disambiguated record
Chih-Yuan Liu
Also filed as: LIU CHIH-YUAN
32 granted patents·10 pending applications·495 citations·filing 1988–2020
97Inventor score
Files withIND TECH RES INST14LIU CHIH-YUAN6ALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD5ALPHA & OMEGA SEMICONDUCTOR CAYMAN LTD4GREEN SWEET MATTRESS CORP2
Top patents by PatentIndex Score
42 records- 0196US9954455B2Constant on time COT control in isolated converterALPHA & OMEGA SEMICONDUCTOR CAYMAN LTD·Filed 2014·Granted Apr 24, 2018·25 cites·12 claims
- 0291US5480306ALanguage learning apparatus and method utilizing optical code as input mediumFiled 1994·Granted Jan 2, 1996·153 cites·16 claims
- 0389US9664714B2Methods and devices for detecting the input voltage and discharging the residuevoltageALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD·Filed 2015·Granted May 30, 2017·7 cites·46 claims
- 0485US8004396B2System and method for information integrationIND TECH RES INST·Filed 2008·Granted Aug 23, 2011·13 cites·38 claims
- 0584US10298144B2Voltage detection circuit and a method of detecting voltage changesALPHA & OMEGA SEMICONDUCTOR CAYMAN LTD·Filed 2016·Granted May 21, 2019·2 cites·21 claims
- 0681US4878117AVideo signal mixing unit for simultaneously displaying video signals having different picture aspect ratios and resolutionsRICOH KK·Filed 1988·Granted Oct 31, 1989·72 cites·8 claims
- 0778US9577542B2Constant on-time (COT) control in isolated converterALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD·Filed 2014·Granted Feb 21, 2017·5 cites·3 claims
- 0878US5714974ADithering method and circuit using dithering matrix rotationIND TECHNOLOGY RESEARCH LAB·Filed 1994·Granted Feb 3, 1998·50 cites·9 claims
- 0974US9515570B2Voltage detection circuit and a method of detecting voltage changesALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD·Filed 2015·Granted Dec 6, 2016·2 cites·21 claims
- 1074US7606947B2Removable electronic device and method thereofIND TECH RES INST·Filed 2005·Granted Oct 20, 2009·6 cites·22 claims
- 1173US8070067B2Receptacles for removable electrical interface devicesLIU CHIH-YUAN·Filed 2007·Granted Dec 6, 2011·6 cites·30 claims
- 1272USD322205SElectric screwdriver or similar articleLIU CHIH-YUAN·Filed 1989·Granted Dec 10, 1991·14 cites·1 claims
- 1371US9577543B2Constant on time (COT) control in isolated converterALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD·Filed 2014·Granted Feb 21, 2017·3 cites·19 claims
- 1469US5268682AResolution independent raster display systemIND TECH RES INST·Filed 1991·Granted Dec 7, 1993·36 cites·12 claims
- 1568US9379497B2USB SSIC thin card device and data transfer method thereofIND TECH RES INST·Filed 2013·Granted Jun 28, 2016·6 cites·6 claims
- 1668US8120340B2Control device for an interleaving power factor correctorCHEN DAN·Filed 2009·Granted Feb 21, 2012·10 cites·18 claims
- 1765US9522343B2Electronic device for presenting perceivable contentIND TECH RES INST·Filed 2014·Granted Dec 20, 2016·1 cites·33 claims
- 1865US5389948ADithering circuit and methodIND TECH RES INST·Filed 1992·Granted Feb 14, 1995·29 cites·11 claims
- 1961US10270353B2Constant on-time (COT) control in isolated converterALPHA & OMEGA SEMICONDUCTOR CAYMAN LTD·Filed 2014·Granted Apr 23, 2019·1 cites·12 claims
- 2057US10651750B2Constant on-time (COT) control in isolated converterALPHA & OMEGA SEMICONDUCTOR CAYMAN LTD·Filed 2019·Granted May 12, 2020·0 cites·17 claims
- 2155US5675772ADevice and method for reconfiguring a computer system with an incompatible CPUIND TECH RES INST·Filed 1995·Granted Oct 7, 1997·31 cites·23 claims
- 2252US10360656B2Image displaying system and image displaying method applied theretoFLYTECH TECHNOLOGY CO LTD·Filed 2017·Granted Jul 23, 2019·0 cites·19 claims
- 2352US8461458B2Card structure, socket structure, and assembly structure thereofIND TECH RES INST·Filed 2012·Granted Jun 11, 2013·0 cites·9 claims
- 2452US8123566B2Electronic device, adapter and receptacleLIU CHIH-YUAN·Filed 2010·Granted Feb 28, 2012·3 cites·22 claims
- 2551US2007136130A1Interactive multimedia push system and method of operating the sameIND TECH RES INST·Filed 2005·Application pending·0 cites
- 2651US2013077274A1Card structure, socket structure, and assembly structure thereofIND TECH RES INST·Filed 2012·Application pending·0 cites
- 2748US2013071823A1Exercise learning system and a method for assisting the user in exercise learningLIN CHUNG-WEI·Filed 2012·Application pending·0 cites
- 2847US8687373B2Card structure, socket structure, and assembly structure thereofLIU CHIH-YUAN·Filed 2010·Granted Apr 1, 2014·0 cites·16 claims
- 2947US2020245780A1Bed Apparatus Capable of Automatically Adjusting Bed Surface Based on Sleeping Position and Method ThereofGREEN-SWEET MATTRESS CORP·Filed 2020·Application pending·0 cites
- 3045US8869205B2Method and system for video collection management, invalid video replacement and continuous video replayIND TECH RES INST·Filed 2013·Granted Oct 21, 2014·0 cites·2 claims
- 3145US2008132223A1Systems and methods for providing traffic informationLIN CHUN-FU·Filed 2007·Application pending·0 cites
- 3244US9548667B2Constant on-time (COT) control in isolated converterALPHA AND OMEGA SEMICONDUCTOR (CAYMAN) LTD·Filed 2014·Granted Jan 17, 2017·0 cites·15 claims
- 3344US2007145154A1Interface for a removable electrical cardPROLIFIC TECHNOLOGY INC·Filed 2006·Application pending·0 cites
- 3444US2014223063A1Usb ssic removable electronic device and the adaptor thereofIND TECH RES INST·Filed 2013·Application pending·0 cites
- 3543US8200227B2System and method for resumable data transmissionLIU CHIH-YUAN·Filed 2007·Granted Jun 12, 2012·0 cites·34 claims
- 3638US9810640B2Panel inspection apparatus and methodCHENG MEI INSTR TECH CO LTD·Filed 2016·Granted Nov 7, 2017·0 cites·19 claims
- 3738US5577221AMethod and device for expanding ROM capacityIND TECH RES INST·Filed 1994·Granted Nov 19, 1996·11 cites·18 claims
- 3835US2012040623A1Method and system for triggering corresponding functions of electronic devicesLIU CHIH-YUAN·Filed 2011·Application pending·0 cites
- 3935US2015265075A1Snore suppression pillowGREEN SWEET MATTRESS CORP·Filed 2015·Application pending·0 cites
- 4034US2012016608A1Method and system for monitoring residential appliancesKO LEE-CHUN·Filed 2011·Application pending·0 cites
- 4132US5274364AWindow clipping method and deviceIND TECH RES INST·Filed 1992·Granted Dec 28, 1993·9 cites·7 claims
- 4231US7123267B2Core logic chip conducting multi-channel data transmissionVIA TECH INC·Filed 2003·Granted Oct 17, 2006·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →