Inventor · disambiguated record
Yunfeng Li
Also filed as: LI YUNFENG
46 granted patents·18 pending applications·325 citations·filing 2003–2025
97Inventor score
Top patents by PatentIndex Score
64 records- 0197US7369345B1Mobile hard disk drive free fall detection and protectionMAXTOR CORP·Filed 2005·Granted May 6, 2008·82 cites·56 claims
- 0296US7283321B1Disk drives and methods allowing for dual stage actuator adaptive seek control and microactuator gain calibrationMAXTOR CORP·Filed 2005·Granted Oct 16, 2007·57 cites·45 claims
- 0395US7350394B1Zero-g offset identification of an accelerometer employed in a hard disk driveMAXTOR CORP·Filed 2005·Granted Apr 1, 2008·29 cites·8 claims
- 0493US7375911B1Piezoelectric actuator and sensor for disk drive dual-stage servo systemsMAXTOR CORP·Filed 2004·Granted May 20, 2008·45 cites·59 claims
- 0593US7286317B1Disk drive that compensates for repeatable runout of a disk based on measured timing between servo information and methods thereofMAXTOR CORP·Filed 2005·Granted Oct 23, 2007·20 cites·20 claims
- 0692US7027253B1Microactuator servo control during self writing of servo dataMAXTOR CORP·Filed 2005·Granted Apr 11, 2006·14 cites·20 claims
- 0790US7215499B1Multi-stage actuator disk drive and methods for controlling a transducer with settle-switching state dependent feed-forward controlMAXTOR CORP·Filed 2005·Granted May 8, 2007·11 cites·18 claims
- 0889US7400468B2Vibration detector for hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jul 15, 2008·10 cites·16 claims
- 0988US7382570B1Dynamically controlling seek profile in an acceleration tracking seek controllerMAXTOR CORP·Filed 2006·Granted Jun 3, 2008·9 cites·22 claims
- 1084US10671361B2Automatically determining data dependencies to facilitate code executionPAYPAL INC·Filed 2016·Granted Jun 2, 2020·5 cites·20 claims
- 1181US11042797B2Accelerating parallel processing of data in a recurrent neural networkSIMPLEMACHINES INC·Filed 2020·Granted Jun 22, 2021·2 cites·19 claims
- 1280US7126785B1Multi-stage actuator disk drives, methods, and computer program products for seeking and then maintaining a transducer on trackMAXTOR CORP·Filed 2004·Granted Oct 24, 2006·14 cites·27 claims
- 1375US2025296111A1Batch coating apparatus and batch coating methodSHENZHEN SISENSING CO LTD·Filed 2025·Application pending·0 cites
- 1475US2025303437A1Batch coating apparatus and batch coating methodSHENZHEN SISENSING CO LTD·Filed 2025·Application pending·0 cites
- 1574US8980887B22-aryl imidazo[1,2-a]pyridine-3-acetamide derivatives, preparation methods and uses thereofYANG RIFANG·Filed 2011·Granted Mar 17, 2015·8 cites·19 claims
- 1671US9397345B2Cathodes for lithium-air battery cells with acid electrolytesXING YANGCHUAN·Filed 2013·Granted Jul 19, 2016·2 cites·9 claims
- 1770US11097954B2Method and system for preparing battery grade and high purity grade lithium hydroxide and lithium carbonate from high-impurity lithium sourcesCHENGDU CHEMPHYS CHEMICAL IND CO LTD·Filed 2019·Granted Aug 24, 2021·1 cites·30 claims
- 1870US10470266B1LED dimming load sudden change suppression circuitSI EN TECH XIAMEN LIMITED·Filed 2018·Granted Nov 5, 2019·2 cites·5 claims
- 1965US10338251B2Method and apparatus for directional designatureCGG SERVICES SA·Filed 2015·Granted Jul 2, 2019·1 cites·20 claims
- 2063US12200332B1Camera module particle capture by sticky dust trap epoxyAPPLE INC·Filed 2022·Granted Jan 14, 2025·0 cites·20 claims
- 2163US7049301B2Quercetin derivatives and their medical usagesACADEMY OF MILITARY MEDICAL SC·Filed 2003·Granted May 23, 2006·4 cites·15 claims
- 2262US11390801B2Method for preparing bright near-infrared emissive carbon dots with both ultra-narrow full width at half maximum and with two-photon fluorescenceUNIV JILIN·Filed 2020·Granted Jul 19, 2022·0 cites·9 claims
- 2362US2025387525A1Sterilization method for medical instrument suiteSHENZHEN SISENSING CO LTD·Filed 2022·Application pending·0 cites
- 2461US12466739B2Method and system for preparing battery grade and high purity grade lithium hydroxide and lithium carbonate from high-impurity lithium sourcesCOLI TECH PTE LTD·Filed 2021·Granted Nov 11, 2025·0 cites·9 claims
- 2559US8921563B21-[(4-hydroxypiperidin-4-yl)methyl]pyridin-2(1H)-one derivatives, preparation methods and uses thereofLI YUNFENG·Filed 2011·Granted Dec 30, 2014·1 cites·14 claims
- 2658US10122080B2Supply cable, a driver arrangement with wireless control function and a control methodPHILIPS LIGHTING HOLDING BV·Filed 2015·Granted Nov 6, 2018·1 cites·15 claims
- 2758US2025166194A1Optimized organ image processing using aiGE PREC HEALTHCARE LLC·Filed 2024·Application pending·0 cites
- 2858US2024351970A1Preparation method of 5-bromo-2-chloro-benzoic acid as a synthetic raw material for hypoglycemic drugsZHEJIANG AUSUN PHARMACEUTICAL CO LTD·Filed 2021·Application pending·0 cites
- 2957USD940818SWater purifierBEIJING XIAOMI MOBILE SOFTWARE CO LTD·Filed 2020·Granted Jan 11, 2022·2 cites·1 claims
- 3056US8318772B2Amine compounds and medical uses thereofZHONG BOHUA·Filed 2009·Granted Nov 27, 2012·0 cites·8 claims
- 3156US2024279179A1Synthesis and use of 1-benzyl-4-methyl-5-alkoxy-1,2,3,6-tetrahydropyridine derivativeZHEJIANG AUSUN PHARMACEUTICAL CO LTD·Filed 2021·Application pending·0 cites
- 3255US2023293537A1Use of acetamide derivative in prevention and treatment of alzheimer's diseaseACAD OF MILITARY MEDICAL SCIENCES·Filed 2021·Application pending·0 cites
- 3354US12335618B1Optical image stabilization (OIS) control mode with per-image frame recenteringAPPLE INC·Filed 2023·Granted Jun 17, 2025·0 cites·20 claims
- 3453US10963384B2Method, computer program product, and apparatus for acceleration of simultaneous access to shared dataSIMPLEMACHINES INC·Filed 2019·Granted Mar 30, 2021·0 cites·18 claims
- 3553US2022390230A1Method for generating speech package, and electronic deviceBEIJING BAIDU NETCOM SCI & TECH CO LTD·Filed 2022·Application pending·0 cites
- 3652US8406567B2Reconstruction of shapes of near symmetric and asymmetric objectsPIZLO ZYGMUNT·Filed 2009·Granted Mar 26, 2013·3 cites·18 claims
- 3751US8224065B2Reconstruction of shapes of objects from imagesPIZLO ZYGMUNT·Filed 2008·Granted Jul 17, 2012·2 cites·20 claims
- 3851US2024072581A1Doughnut type electromagnetic motor having c-shaped stator windingsLI YUNFENG·Filed 2022·Application pending·0 cites
- 3950US11616899B1In-field monitoring of autofocus performance and instability mitigation in camera systemsAPPLE INC·Filed 2021·Granted Mar 28, 2023·0 cites·20 claims
- 4050US9618192B2Small-spacing LED screenUNILU-MIN GROUP CO LTD·Filed 2014·Granted Apr 11, 2017·0 cites·7 claims
- 4150US9119268B2Driver with isolation and surge signal protectionKONINKL PHILIPS NV·Filed 2013·Granted Aug 25, 2015·0 cites·3 claims
- 4249US12257598B2Batch coating apparatus and batch coating methodSHENZHEN SISENSING TECH CO LTD·Filed 2022·Granted Mar 25, 2025·0 cites·9 claims
- 4349US11573875B2Product evaluation using transaction details from a production systemPAYPAL INC·Filed 2019·Granted Feb 7, 2023·0 cites·20 claims
- 4449US2025262377A1Medical device and medical system for fluid conveyanceSHENZHEN SISENSING CO LTD·Filed 2022·Application pending·0 cites
- 4548US11802507B2Dual-pressure jet engine and device for work done by compressed air thereofLI YUNFENG·Filed 2022·Granted Oct 31, 2023·0 cites·13 claims
- 4647US10324208B2Premigration deghosting for marine streamer data using a bootstrap approach in Tau-P domainCGG SERVICES SA·Filed 2014·Granted Jun 18, 2019·0 cites·20 claims
- 4747US9787969B2Figure ground organization of 3-D scenesPURDUE RESEARCH FOUNDATION·Filed 2015·Granted Oct 10, 2017·0 cites·12 claims
- 4847US2021156049A1Herbage fiber material normalization arrangement apparatus and methodDAQING SKY GREEN BIOLOGICAL NEW MATERIAL TECH CO LTD·Filed 2018·Application pending·0 cites
- 4947US2023181217A1Applicator for applying medical instrument to hostSHENZHEN SISENSING TECH CO LTD·Filed 2022·Application pending·0 cites
- 5045US2011118462A1N-heterocyclic substituent-containing antibiotic, preparation and use thereofGUANGZHOU BAIYUNSHAN PHARMACEUTICAL CO LTD GUANGZHOU BAIYUNSHAN PHARMACEUTICAL FACTORY·Filed 2009·Application pending·0 cites
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →