Inventor · disambiguated record
Guoqiang Liu
Also filed as: LIU GUOQIANG
38 granted patents·11 pending applications·127 citations·filing 2001–2025
96Inventor score
Files withCOLGATE PALMOLIVE CO16JOULWATT TECH CO LTD8JOULWATT TECH (HANGZHOU) CO LTD5HUAWEI TECH CO LTD4XFUSION DIGITAL TECHNOLOGIES CO LTD2
Top patents by PatentIndex Score
49 records- 0195USD961269SOral care implementCOLGATE PALMOLIVE CO·Filed 2020·Granted Aug 23, 2022·22 cites·1 claims
- 0295US10153684B2Bleeder circuitJOULWATT TECH HANGZHOU CO LTD·Filed 2016·Granted Dec 11, 2018·37 cites·9 claims
- 0392USD956424SRefill head for a toothbrushCOLGATE PALMOLIVE CO·Filed 2020·Granted Jul 5, 2022·16 cites·1 claims
- 0491USD955753SRefill head for a toothbrushCOLGATE PALMOLIVE CO·Filed 2020·Granted Jun 28, 2022·14 cites·1 claims
- 0589US10143051B2Bleeder circuit and control method thereof, and LED control circuitJOULWATT TECH HANGZHOU CO LTD·Filed 2017·Granted Nov 27, 2018·7 cites·10 claims
- 0687US9966699B1Press tool and electronic product detecting apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2017·Granted May 8, 2018·4 cites·20 claims
- 0785US12294301B2Power supply circuit and light-emitting diode (LED) driving system using power supply circuitJOULWATT TECH CO LTD·Filed 2023·Granted May 6, 2025·1 cites·18 claims
- 0878USD987299SOral care implement handleCOLGATE PALMOLIVE CO·Filed 2022·Granted May 30, 2023·4 cites·1 claims
- 0975USD950957SOral care implement handleCOLGATE PALMOLIVE CO·Filed 2020·Granted May 10, 2022·4 cites·1 claims
- 1071USD1048724SRefill head for a toothbrushCOLGATE PALMOLIVE CO·Filed 2022·Granted Oct 29, 2024·3 cites·1 claims
- 1170US11684969B2TundishBAOSHAN IRON & STEEL·Filed 2019·Granted Jun 27, 2023·0 cites·14 claims
- 1270US2025311140A1Power supply and computing deviceXFUSION DIGITAL TECHNOLOGIES CO LTD·Filed 2025·Application pending·0 cites
- 1365USD1048723SRefill head for a toothbrushCOLGATE PALMOLIVE CO·Filed 2022·Granted Oct 29, 2024·2 cites·1 claims
- 1464US11884636B2Gonadotropin releasing hormone receptor antagonist and use thereofSHIJIAZHUANG YILING PHARMACEUTICAL CO LTD·Filed 2021·Granted Jan 30, 2024·0 cites·9 claims
- 1563US12484121B2Lighting circuit and control method thereofJOULWATT TECH CO LTD·Filed 2024·Granted Nov 25, 2025·0 cites·15 claims
- 1663US12471194B2Driving control circuit of power transistor, lighting control circuit and lighting circuitJOULWATT TECH CO LTD·Filed 2024·Granted Nov 11, 2025·0 cites·11 claims
- 1763US12119749B2Flyback converter, constant-current control method, and lighting systemJOULWATT TECH CO LTD·Filed 2022·Granted Oct 15, 2024·0 cites·20 claims
- 1863US2025376545A1Olefin free radical polymerization method and olefin free radical polymerization apparatusCHINA PETROLEUM & CHEM CORP·Filed 2023·Application pending·0 cites
- 1963US2025353861A1Derivative of artemisinin and preparation method and use thereofSHANGHAI INNOFORTUNE BIOTECH CO LTD·Filed 2022·Application pending·0 cites
- 2062US2024408594A1Microfluidic chip and microfluidic chip detection systemUNIV XIAMEN·Filed 2022·Application pending·0 cites
- 2161USD1079271SOral care implement handleCOLGATE PALMOLIVE CO·Filed 2023·Granted Jun 17, 2025·1 cites·1 claims
- 2260US12383049B2Oral care implementCOLGATE PALMOLIVE CO·Filed 2019·Granted Aug 12, 2025·0 cites·20 claims
- 2360US2025328171A1Hinge assembly and foldable display deviceHUAWEI TECH CO LTD·Filed 2025·Application pending·0 cites
- 2458USD925925SToothbrushCOLGATE PALMOLIVE CO·Filed 2019·Granted Jul 27, 2021·5 cites·1 claims
- 2557USD1026469SOral care implementCOLGATE PALMOLIVE CO·Filed 2021·Granted May 14, 2024·2 cites·1 claims
- 2657US2025089169A1Computing node and computing deviceXFUSION DIGITAL TECHNOLOGIES CO LTD·Filed 2024·Application pending·0 cites
- 2756US11895747B2Illumination device, LED driver circuit, bleeder control circuit and control methodJOULWATT TECH CO LTD·Filed 2022·Granted Feb 6, 2024·0 cites·19 claims
- 2855US12498791B2Method, device, and medium for content transmission based on gesture operationHUAWEI TECH CO LTD·Filed 2022·Granted Dec 16, 2025·0 cites·20 claims
- 2955USD1037671SToothbrushCOLGATE PALMOLIVE CO·Filed 2021·Granted Aug 6, 2024·1 cites·1 claims
- 3055US2024182428A1Prodrug of celecoxib, preparation method therefor and application thereofSHANGHAI INNOFORTUNE BOITECH CO LTD·Filed 2021·Application pending·0 cites
- 3154USD1020261SToothbrushCOLGATE PALMOLIVE CO·Filed 2021·Granted Apr 2, 2024·1 cites·1 claims
- 3254US2023210247A1Toothbrush and Anchor Wire ThereforCOLGATE PALMOLIVE CO·Filed 2020·Application pending·0 cites
- 3353US11949148B2NFC antenna and electronic apparatusHUAWEI TECH CO LTD·Filed 2019·Granted Apr 2, 2024·0 cites·20 claims
- 3453US11895751B2Leakage protection circuit and dimming drive circuitJOULWATT TECH CO LTD·Filed 2022·Granted Feb 6, 2024·0 cites·18 claims
- 3553US11893302B2Content transmission method and terminal deviceHUAWEI TECH CO LTD·Filed 2022·Granted Feb 6, 2024·0 cites·20 claims
- 3653US11805581B2Buffer circuit for light emitting diode (LED) drive circuit, and LED drive circuit and control method thereofJOULWATT TECH CO LTD·Filed 2022·Granted Oct 31, 2023·0 cites·17 claims
- 3753US2024109337A1Label Printing and Attaching SystemTYCO ELECTRONICS DONGGUAN LTD·Filed 2023·Application pending·0 cites
- 3852US2025301545A1Illumination driver circuit compatible with electronic ballast and mains supply, and illumination deviceJOULWATT TECH CO LTD·Filed 2025·Application pending·0 cites
- 3950US11563381B2Control method of switching circuit, control circuit of switching circuit, and switching circuitJOULWATT TECH HANGZHOU CO LTD·Filed 2020·Granted Jan 24, 2023·0 cites·9 claims
- 4048USD934568SToothbrushCOLGATE PALMOLIVE CO·Filed 2019·Granted Nov 2, 2021·3 cites·1 claims
- 4146US10327296B2Dimming circuit, dimming method and LED driving circuitJOULWATT TECH HANGZHOU CO LTD·Filed 2017·Granted Jun 18, 2019·0 cites·12 claims
- 4245USD1079274SOral care implementCOLGATE PALMOLIVE CO·Filed 2022·Granted Jun 17, 2025·0 cites·1 claims
- 4343US11834645B2Respirator, measurement device and measuring method for measuring respiratory rate of biofilmUNIV JINAN·Filed 2018·Granted Dec 5, 2023·0 cites·17 claims
- 4442US8834819B2Powder lime calcining process and systemWEI JUN·Filed 2010·Granted Sep 16, 2014·0 cites·23 claims
- 4541US10506684B2Protection circuit and illumination driving circuitJOULWATT TECH HANGZHOU CO LTD·Filed 2017·Granted Dec 10, 2019·0 cites·4 claims
- 4641US2002039352A1Methods, systems, and computer program products for managing a service provided by a networkFiled 2001·Application pending·0 cites
- 4736US8392889B2Methods, systems, and computer program products for real time configuration and analysis of network based algorithmic service objectivesBATTISHA MOHAMED·Filed 2007·Granted Mar 5, 2013·0 cites·16 claims
- 4834US10818003B2High-precision intelligent detection method for bridge diseases based on spatial positionCHONGQING CONSTRUCTION ENGINEERING GROUP CORPORATION LTD·Filed 2018·Granted Oct 27, 2020·0 cites·9 claims
- 4928US9957671B2Latex cement mortar poured anti-rutting pavement structure and paving method thereofRESEACH INSTITUTE OF HIGHWAY MINISTRY OF TRANSP·Filed 2017·Granted May 1, 2018·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →