Inventor · disambiguated record
Jianfeng Liu
Also filed as: LIU JIANFENG
84 granted patents·22 pending applications·174 citations·filing 1999–2025
98Inventor score
Files withUNIV SICHUAN28SHANGHAI UNITED IMAGING HEALTHCARE CO LTD19HUAWEI TECH CO LTD5CHONGQING BOE OPTOELECTRONICS TECH CO LTD4LIU JIANFENG4
Top patents by PatentIndex Score
106 records- 0193US10960229B2Radiation therapy system and methodSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2019·Granted Mar 30, 2021·10 cites·20 claims
- 0293US9488560B2Device with position-limit spring for alternating tension-compression cyclic testUNIV SICHUAN·Filed 2016·Granted Nov 8, 2016·9 cites·3 claims
- 0392US11982649B1Shear testing system of thermo-seepage-mechanical field and engineering disturbance coupling under deep and complex conditionUNIV SICHUAN·Filed 2024·Granted May 14, 2024·10 cites·20 claims
- 0492US9500574B2Rock sample fixing device with three-jaw chuck for cyclic tension and compression testUNIV SICHUAN·Filed 2016·Granted Nov 22, 2016·9 cites·3 claims
- 0591US11986674B2Radiation therapy system and methodSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2021·Granted May 21, 2024·2 cites·19 claims
- 0691US11346906B2Systems and methods for ramping down magnetic resonance magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2020·Granted May 31, 2022·2 cites·20 claims
- 0791US10746826B2Systems and methods for ramping down magnetic resonance magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2017·Granted Aug 18, 2020·3 cites·17 claims
- 0891US9488559B2Hydraulic and spring combination device with position-limit spring for rock sampleUNIV SICHUAN·Filed 2016·Granted Nov 8, 2016·6 cites·3 claims
- 0989US8966982B2Universal multipurpose sensor fixing deviceLIU JIANFENG·Filed 2012·Granted Mar 3, 2015·8 cites·20 claims
- 1088US11565886B2Wheel transfer deviceCITIC DICASTAL CO LTD·Filed 2021·Granted Jan 31, 2023·3 cites·9 claims
- 1188US9494502B2Rock testing device with three-jaw chuck for direct tensile testUNIV SICHUAN·Filed 2016·Granted Nov 15, 2016·4 cites·3 claims
- 1287US9714891B2Rock fixing device with hydraulic-spring combination and position-limiting chuck for direct tensile testUNIV SICHUAN·Filed 2016·Granted Jul 25, 2017·4 cites·3 claims
- 1387US9574980B2Position-limit device with spring components for direct tensile testUNIV SICHUAN·Filed 2016·Granted Feb 21, 2017·4 cites·3 claims
- 1486US10976454B2Microseismic monitoring systemUNIV SICHUAN·Filed 2018·Granted Apr 13, 2021·4 cites·20 claims
- 1585US10006887B2Adjustable fixing device for acoustic emission test sensors for rock damage testingUNIV SICHUAN·Filed 2016·Granted Jun 26, 2018·3 cites·6 claims
- 1685US2024264254A1Superconducting magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2024·Application pending·0 cites
- 1784US12042554B2Compositions and methods for blocking ultraviolet radiationUNIV MICHIGAN REGENTS·Filed 2023·Granted Jul 23, 2024·0 cites·19 claims
- 1883USD1032919SFloor standing lightBILLIONAIRE LIGHTING CO LTD·Filed 2022·Granted Jun 25, 2024·15 cites·1 claims
- 1983US10864153B2Compositions and methods for blocking ultraviolet radiationUNIV MICHIGAN REGENTS·Filed 2017·Granted Dec 15, 2020·2 cites·8 claims
- 2081US10018595B2Fixing device for acoustic emission test sensors for rock damage testingUNIV SICHUAN·Filed 2016·Granted Jul 10, 2018·2 cites·6 claims
- 2180US10561859B2Therapeutic system and methodSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2017·Granted Feb 18, 2020·4 cites·19 claims
- 2280US10018594B2Fixing device for acoustic emission test sensors for rock damage testingUNIV SICHUAN·Filed 2016·Granted Jul 10, 2018·2 cites·13 claims
- 2380US8869619B2Multipurpose sensor fixing deviceLIU JIANFENG·Filed 2012·Granted Oct 28, 2014·3 cites·20 claims
- 2479US11519986B2Systems and methods for magnetic resonance imagingSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2021·Granted Dec 6, 2022·1 cites·19 claims
- 2578US11874351B2Systems and methods for ramping down magnetic resonance magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2022·Granted Jan 16, 2024·0 cites·20 claims
- 2678US9654148B2Reconfigurable ECC for memorySAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted May 16, 2017·6 cites·18 claims
- 2777US10801934B2Rock mechanics experiment system for simulating deep-underground environmentUNIV SICHUAN·Filed 2018·Granted Oct 13, 2020·2 cites·20 claims
- 2876US11940511B2Superconducting magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2022·Granted Mar 26, 2024·0 cites·18 claims
- 2976US11280762B2Acoustic emission test equipment and analysis technology for rock breakingUNIV SICHUAN·Filed 2019·Granted Mar 22, 2022·1 cites·13 claims
- 3074US11573279B2Displacer in magnetic resonance imaging systemSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2020·Granted Feb 7, 2023·0 cites·20 claims
- 3174US7624647B2Spring supported lower clamper for direct tensile testUNIV SICHUAN·Filed 2007·Granted Dec 1, 2009·4 cites·3 claims
- 3273US9347301B2Pneumatic fracturing method and system for exploiting shale gasUNIV SICHUAN·Filed 2014·Granted May 24, 2016·5 cites·9 claims
- 3370US10976455B2Test system for microseismic test of rock mass fracturesUNIV SICHUAN·Filed 2018·Granted Apr 13, 2021·1 cites·20 claims
- 3469US12284414B2Method for sending gift in live streaming room, method for displaying gift in live streaming room, and related deviceBEIJING ZITIAO NETWORK TECHNOLOGY CO LTD·Filed 2024·Granted Apr 22, 2025·0 cites·20 claims
- 3569US11442124B2Superconducting magnetSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2020·Granted Sep 13, 2022·0 cites·13 claims
- 3668US11744790B2Compositions and methods for blocking ultraviolet radiationUNIV MICHIGAN REGENTS·Filed 2020·Granted Sep 5, 2023·0 cites·6 claims
- 3767US12381739B2Image management method and apparatusHUAWEI TECH CO LTD·Filed 2023·Granted Aug 5, 2025·0 cites·20 claims
- 3865US12003170B2Soft-start circuit for power-upFREMONT MICRO DEVICES CORP·Filed 2022·Granted Jun 4, 2024·0 cites·19 claims
- 3965US10996298B2Displacer in magnetic resonance imaging systemSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2017·Granted May 4, 2021·0 cites·12 claims
- 4065US9173082B2Preventing roaming user terminal re-authenticationCHANG XIANGQING·Filed 2011·Granted Oct 27, 2015·2 cites·13 claims
- 4165US8181526B2Acoustic emission test sensor fixing deviceLIU JIANFENG·Filed 2010·Granted May 22, 2012·2 cites·12 claims
- 4265US8181525B2Universal acoustic emission test sensor fixing deviceLIU JIANFENG·Filed 2010·Granted May 22, 2012·2 cites·14 claims
- 4364US10864556B2Tank for substrate cleaning, tank heating apparatus, tank heating method, and substrate cleaning apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2017·Granted Dec 15, 2020·1 cites·13 claims
- 4464US10050971B2Portal authentication method and access controllerHEWLETT PACKARD ENTPR DEV LP·Filed 2015·Granted Aug 14, 2018·1 cites·20 claims
- 4564US9835701B2Displacer in magnetic resonance imaging systemSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2017·Granted Dec 5, 2017·0 cites·20 claims
- 4662US10926107B2Therapeutic system and methodSHANGHAI UNITED IMAGING HEALTHCARE CO LTD·Filed 2020·Granted Feb 23, 2021·0 cites·20 claims
- 4762US8769101B2Method, apparatus and system for processing composite service and replacing service and invoking serviceXU WENHUA·Filed 2009·Granted Jul 1, 2014·3 cites·9 claims
- 4862US6792106B1Echo canceller and method of echo cancellation using an NLMS algorithmAGERE SYSTEMS INC·Filed 1999·Granted Sep 14, 2004·28 cites·28 claims
- 4962US2025254385A1Method for sending visual effect, method for displaying visual effect, and related deviceBEIJING ZITIAO NETWORK TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 5062US2023288542A1Laser emission control method, drive circuit, and lidarHESAI TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
Showing the top 50 of 106 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →