Inventor · disambiguated record
Yuan Li
Also filed as: LI YUAN · Li yuan-qing
39 granted patents·19 pending applications·16 citations·filing 2011–2025
94Inventor score
Files withWANHUA CHEMICAL GROUP CO LTD31CHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD4BAOTOU RES INST RARE EARTHS2BGI SHENZHEN2GUANGZHOU CELLPROTEK PHARM CO LTD2
Top patents by PatentIndex Score
58 records- 0188US11597716B2N-heterocyclic five-membered ring-containing capsid protein assembly inhibitor, pharmaceutical composition thereof, and use thereofCHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD·Filed 2019·Granted Mar 7, 2023·5 cites·20 claims
- 0287US10814314B2Catalyst for aminating polyether polyol and preparation method thereof and method of preparing polyetheramines using catalyst thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2015·Granted Oct 27, 2020·4 cites·17 claims
- 0380US11291985B2Preparation method for propylene epoxidation catalyst, and application thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Apr 5, 2022·2 cites·22 claims
- 0473US12319750B2Hexokinase 2-specific inhibitors for use in acute central nervous system injuryGUANGZHOU CELLPROTEK PHARM CO LTD·Filed 2023·Granted Jun 3, 2025·0 cites·3 claims
- 0573US11584802B2Hexokinase 2-specific inhibitors for use in acute central nervous system injuryGUANGZHOU CELLPROTEK PHARM CO LTD·Filed 2018·Granted Feb 21, 2023·1 cites·3 claims
- 0673US10898883B2Silicalite-1 molecular sieve-based catalyst and preparation method for 1,2-pentanediol using said catalystWANHUA CHEMICAL GROUP CO LTD·Filed 2017·Granted Jan 26, 2021·1 cites·21 claims
- 0771US12116356B2N-heterocyclic five-membered ring-containing capsid protein assembly inhibitor, pharmaceutical composition thereof, and use thereofCHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD·Filed 2023·Granted Oct 15, 2024·0 cites·20 claims
- 0871US9701624B2Method for preparing biuret polyisocyanateWANHUA CHEMICAL GROUP CO LTD·Filed 2014·Granted Jul 11, 2017·1 cites·20 claims
- 0969US2025353959A1Preparation method for low-color number, low-odor polyisocyanate curing agentWANHUA CHEMICAL GROUP CO LTD·Filed 2023·Application pending·0 cites
- 1068US9580380B2Method for preparing diamino-dicyclohexyl methaneWANHUA CHEMICAL GROUP CO LTD·Filed 2013·Granted Feb 28, 2017·1 cites·19 claims
- 1165US2024166795A1Xylylene diisocynate composition, preparation method therefor and use thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2022·Application pending·0 cites
- 1263US12312525B2Method for preparing fluorescent carbon quantum dots by using gas-liquid two-phase plasmaUNIV XI AN JIAOTONG·Filed 2021·Granted May 27, 2025·0 cites·3 claims
- 1362US9845281B2Method for preparing hydroxyethyl (meth) acrylateWANHUA CHEMICAL GROUP CO LTD·Filed 2014·Granted Dec 19, 2017·1 cites·24 claims
- 1462US2023416145A1Visible light-catalyzed translucent concrete, and preparation method and use thereofUNIV KUNMING SCIENCE & TECHNOLOGY·Filed 2023·Application pending·0 cites
- 1561US12304993B2Storage-stable polyisocyanate composition and preparation methodWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Granted May 20, 2025·0 cites·19 claims
- 1661US2024157337A1Composite photocatalyst of clay based bismuth phosphate homojunctions, preparation method and application thereofUNIV WUHAN TECH·Filed 2023·Application pending·0 cites
- 1758US12202792B2Preparation method for optically active citronellalWANHUA CHEMICAL GROUP CO LTD·Filed 2019·Granted Jan 21, 2025·0 cites·19 claims
- 1858US9926259B1Catalyst for fixed bed aniline rectification residue recycling and preparation methodWANHUA CHEMICAL GROUP CO LTD·Filed 2017·Granted Mar 27, 2018·0 cites·6 claims
- 1958US2024376324A1Antibacterial coating and use thereofUNIV ANHUI MEDICAL·Filed 2024·Application pending·0 cites
- 2057US12398441B2Method for enriching niobium and titanium in a mineral containing iron, niobium and titanium and a use of a nickel-containing substanceBAOTOU RES INST RARE EARTHS·Filed 2022·Granted Aug 26, 2025·0 cites·10 claims
- 2156US12264121B21,3-bisisocyanatomethylcyclohexane composition and optical resin prepared therefromWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Granted Apr 1, 2025·0 cites·11 claims
- 2255US12208365B2Gene chip and method of preparing the sameBGI SHENZHEN·Filed 2018·Granted Jan 28, 2025·0 cites·19 claims
- 2355US2024368425A1Aqueous Polyurethane-Urea DispersionCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 2454US11939280B2Method for preparing isophorone diisocyanateWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Mar 26, 2024·0 cites·20 claims
- 2554US11918987B2Preparation method for propylene epoxidation catalyst and use thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Granted Mar 5, 2024·0 cites·15 claims
- 2654US11045794B2Supported catalyst used for synthesizing polyether amine, and manufacturing methodWANHUA CHEMICAL GROUP CO LTD·Filed 2016·Granted Jun 29, 2021·0 cites·20 claims
- 2754US2025197555A1Isocyanate composition, modified isocyanate, polyurethane resin and optical materialWANHUA CHEMICAL GROUP CO LTD·Filed 2025·Application pending·0 cites
- 2854US2023272151A1Storage-stable polyisocyanate composition and preparation method thereforWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Application pending·0 cites
- 2954US2025214986A1P2x3 inhibitor compound, salt thereof, polymorph thereof and use thereofHUMANWELL HEATHCARE GROUP CO LTD·Filed 2023·Application pending·0 cites
- 3053US11059772B2Imine-type quaternary ammonium salt catalyst, preparation method thereof and use thereof for preparation of polyisocyanate compositionWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Jul 13, 2021·0 cites·12 claims
- 3153US2023056313A1Sequencing chip and preparation method thereforBGI SHENZHEN·Filed 2022·Application pending·0 cites
- 3252US12240811B2N-heterocyclic five-membered ring-containing capsid protein assembly inhibitor, pharmaceutical composition and uses thereofCHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD·Filed 2019·Granted Mar 4, 2025·0 cites·4 claims
- 3352US2024368088A1Ep4 antagonist compound as well as salt, polymorph and use thereofWUHAN HUMANWELL INNOVATIVE DRUG RES AND DEVELOPMENT CENTER LIMITED COMPANY·Filed 2022·Application pending·0 cites
- 3452US2024254527A1Bacillus subtilis genetically engineered bacterium for producing tagatose and method for preparing tagatoseTIANJIN YEAHE BIOTECHNOLOGY CO LTD·Filed 2021·Application pending·0 cites
- 3551US2023374194A1Polyisocyanate composition, preparation method therefor and application thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Application pending·0 cites
- 3650US12024582B2Preparation method for polyurethane optical resin and applications thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Granted Jul 2, 2024·0 cites·5 claims
- 3750US2016207876A1Catalyst used for resource utilization of a fixed bed aniline distillation residue and method for preparing said catalystWANHUA CHEMICAL GROUP CO LTD·Filed 2014·Application pending·0 cites
- 3849US11814339B2Method for preparing isocyanate in gaseous phaseWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Nov 14, 2023·0 cites·18 claims
- 3949US2022333125A1GENE ZmPLD3 FOR INDUCING MAIZE MATERNAL HAPLOID PRODUCTION AND ITS APPLICATION THEREOFUNIV CHINA AGRICULTURAL·Filed 2020·Application pending·0 cites
- 4048US2023312582A1Salts Of Nitrogen-Containing Heterocyclic Compound, And Solid Forms Of Salts, Pharmaceutical Composition And Use ThereofWUHAN HUMANWELL INNOVATIVE DRUG RES AND DEVELOPMENT CENTER LIMITED COMPANY·Filed 2021·Application pending·0 cites
- 4147US12122876B2Method for preparing reactive sealant resinWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Oct 22, 2024·0 cites·22 claims
- 4247US11511260B2Olefin epoxidation catalyst, preparation method therefor, and application thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Nov 29, 2022·0 cites·18 claims
- 4347US11320440B2Application of PDCD4 as a therapeutic target for antidepressants and/or anxiolytics drugsUNIV SHANDONG·Filed 2017·Granted May 3, 2022·0 cites·5 claims
- 4447US10974233B2Catalyst for preparing 1,5-pentanediol via hydrogenolysis of tetrahydrofurfuryl alcohol, method and application thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2017·Granted Apr 13, 2021·0 cites·15 claims
- 4546US11110437B2SCR catalyst and its preparation method and applicationsBAOTOU RES INST RARE EARTHS·Filed 2019·Granted Sep 7, 2021·0 cites·8 claims
- 4645US12378192B2Crystalline form of capsid protein assembly inhibitor containing N hetero five-membered ring, and application thereofCHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD·Filed 2020·Granted Aug 5, 2025·0 cites·18 claims
- 4744US11111332B2Isocyanate polymerization catalyst, preparation method thereof, and method for preparing polyisocyanate by using sameWANHUA CHEMICAL GROUP CO LTD·Filed 2016·Granted Sep 7, 2021·0 cites·20 claims
- 4844US9624162B2Method for preparing 3-aminomethyl-3,5,5-trimethyl cyclohexylamineWANHUA CHEMICAL GROUP CO LTD·Filed 2012·Granted Apr 18, 2017·0 cites·25 claims
- 4943US11213811B2Preparation method for olefin epoxidation catalyst and applications thereofWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Jan 4, 2022·0 cites·20 claims
- 5043US10369559B2Composite catalyst, preparation process thereof, and process for catalyzing the trimerization of butadiene using the composite catalystWANHUA CHEMICAL GROUP CO LTD·Filed 2013·Granted Aug 6, 2019·0 cites·9 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →