Inventor · disambiguated record
Yan Zhang
Also filed as: ZHANG YAN · ZHANG YAN-LI
29 granted patents·11 pending applications·27 citations·filing 2006–2025
92Inventor score
Files withZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD12ZHEJIANG QUZHOU JUXIN FLUORINE CHEMICAL CO LTD3APPLIED BIOMIMETIC AS2DONG E E JIAO CO LTD2YU XUEFENG2
Top patents by PatentIndex Score
40 records- 0195US9446993B2Method of preparing a slow release fertilizerUPM KYMMENE CORP·Filed 2012·Granted Sep 20, 2016·15 cites·13 claims
- 0283US9346724B2Method for preparing 2,3,3,3-tetrafluoropropeneZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2015·Granted May 24, 2016·2 cites·5 claims
- 0381US11624731B2Method for predicting remaining life of numerical control machine toolUNIV CHONGQING POSTS & TELECOM·Filed 2020·Granted Apr 11, 2023·2 cites·5 claims
- 0481US9856192B2Method for preparing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropeneZHEJIANG QUZHOU JUXIN FLUORINE CHEMICAL CO LTD·Filed 2017·Granted Jan 2, 2018·2 cites·3 claims
- 0580US9688646B2Process for producing N-methyl or N,N-dimethyl aminesLANZHOU INST CHEMICAL PHYSICS CAS·Filed 2013·Granted Jun 27, 2017·4 cites·8 claims
- 0675US10689315B2Method for co-producing low-carbon foaming agentsZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2018·Granted Jun 23, 2020·1 cites·6 claims
- 0773US2022118409A1Method of preparting membranesAPPLIED BIOMIMETIC AS·Filed 2022·Application pending·0 cites
- 0865US8883137B2Compositions comprising selenium-rich yeast and yeast beta-glucanYU XUEFENG·Filed 2008·Granted Nov 11, 2014·1 cites·16 claims
- 0964US11247179B2Method of preparing membranesAPPLIED BIOMIMETIC AS·Filed 2016·Granted Feb 15, 2022·0 cites·17 claims
- 1061US11104833B2Hydrofluoroolefins-containing refrigerant compositionZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2017·Granted Aug 31, 2021·0 cites·9 claims
- 1160US12454713B2Method for efficient biosynthesis of Reb D by glycosyltransferaseGUILIN LAYN NATURAL INGREDIENTS CORP·Filed 2023·Granted Oct 28, 2025·0 cites·11 claims
- 1259US2025154083A1Continuous preparation method of 1, 1, 1, 2, 3-pentachloropropaneZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2023·Application pending·0 cites
- 1357US10392328B2Low-carbon environmentally-friendly foamer compositionZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2017·Granted Aug 27, 2019·0 cites·10 claims
- 1457US8679797B2Method for preparing glucan and mannan, glucan preparation and mannan preparation produced thereby and use thereofYU XUEFENG·Filed 2008·Granted Mar 25, 2014·0 cites·13 claims
- 1556US11927937B1Prediction method for tool remaining life of numerical control machine tool based on hybrid neural modelINSTITUTE OF INDUSTRIAL INTERNET CHONGQING UNIV OF POSTS AND TELECOMMUNICATIONS·Filed 2023·Granted Mar 12, 2024·0 cites·5 claims
- 1656US10889740B2Azeotropic and azeotrope-like compositionZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2018·Granted Jan 12, 2021·0 cites·15 claims
- 1756US2024222006A1NdFeB Magnet and Preparation Method ThereofGANZHOU DMEGC RARE EARTH MAGNET CO LTD·Filed 2021·Application pending·0 cites
- 1855US12163238B2Hydrogen production system and method for controlling the sameSUNGROW HYDROGEN SCI & TECH CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·20 claims
- 1954US12303805B2Continuous post-treatment method and device for penem compoundASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted May 20, 2025·0 cites·20 claims
- 2053US2008318326A1Method of ManufactureAGRES LTD·Filed 2006·Application pending·0 cites
- 2151US11970430B2Method for co-production of 1,1-difluoroethane and vinyl chlorideZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2021·Granted Apr 30, 2024·0 cites·10 claims
- 2250US11713288B2Method for co-production of hydrofluorocarbonsZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2021·Granted Aug 1, 2023·0 cites·10 claims
- 2348US2022243108A1Composition containing fluorohydrocarbons and preparation method thereofZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2021·Application pending·0 cites
- 2447US12121866B2Method for preparing zeolite CHA membraneUNIV DALIAN TECH·Filed 2021·Granted Oct 22, 2024·0 cites·8 claims
- 2545US2022154056A1Composition of fluoroolefin and fluoroalkaneZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2020·Application pending·0 cites
- 2645US2023322687A1Salt of arylaminoquinazoline-containing compound, and preparation method therefor and use thereofCSPC ZHONGQI PHARMACEUTICAL TECH SHIJIAZHUANG CO LTD·Filed 2021·Application pending·0 cites
- 2744US11014861B1Method for co-producing 2,3,3,3-tetrafluoropropene and trans-1,3,3,3-tetrafluoropropeneZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2018·Granted May 25, 2021·0 cites·7 claims
- 2843US10590050B2Method for co-producing various alkenyl halides and hydrofluoroalkanesZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD·Filed 2018·Granted Mar 17, 2020·0 cites·8 claims
- 2942US2025192608A1Power Grid Transmission and Distribution Cooperative Dispatching Method in Power Market EnvironmentGUIZHOU POWER GRID CO LTD·Filed 2025·Application pending·0 cites
- 3040US11547671B2Gel product instant-dissolving block and preparation method thereofDONG E E JIAO CO LTD·Filed 2018·Granted Jan 10, 2023·0 cites·12 claims
- 3138US2022204431A1Method for preparing cannabidiol compoundTOPHARMAN SHANGHAI CO LTD·Filed 2020·Application pending·0 cites
- 3237US12195474B2Preparation method of zaleplonXINXIANG MEDICAL COLLEGE·Filed 2022·Granted Jan 14, 2025·0 cites·2 claims
- 3337US10214468B1Method for co-production of 1-chloro-3,3,3-trifluoropropene, 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropeneZHEJIANG QUZHOU JUXIN FLUORINE CHEMICAL CO LTD·Filed 2017·Granted Feb 26, 2019·0 cites·7 claims
- 3437US8598832B2Control system of multi-shaft servo motorZHOU ZHAOYONG·Filed 2008·Granted Dec 3, 2013·0 cites·10 claims
- 3537US2025151743A1Modified milk having yeast extract containing gamma-aminobutyric acid and preparation method thereforANGEL YEAST CO LTD·Filed 2025·Application pending·0 cites
- 3636US9775794B2Use of gelatin or deeply processed gelatin materials in preparation of hair quality-improving compositionsDONG-E E-JIAO CO LTD·Filed 2014·Granted Oct 3, 2017·0 cites·9 claims
- 3736US9562916B2Full-automatic detecting system and method for transformerWANG WEI·Filed 2011·Granted Feb 7, 2017·0 cites·16 claims
- 3835US11040313B2Super-hydrophilic/underwater super-oleophobic separation membrane and preparation method thereofUNIV HUAIYIN NORMAL·Filed 2020·Granted Jun 22, 2021·0 cites·3 claims
- 3933US9643904B2Method for preparing 2,3,3,3-tetrafluoropropeneZHEJIANG QUZHOU JUXIN FLUORINE CHEMICAL CO LTD·Filed 2016·Granted May 9, 2017·0 cites·6 claims
- 4033US2016224702A1Method of calculating voltage and power of large-scaled photovoltaic power plantSTATE GRID CORP CHINA·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yan Zhang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →