Inventor · disambiguated record
Weihan Zhang
Also filed as: ZHANG WEIHAN
24 granted patents·16 pending applications·48 citations·filing 2004–2025
93Inventor score
Files withHUTCHISON MEDIPHARMA ENTPR LTD12HUTCHISON MEDIPHARMA LTD8NUTRITION SCIENCE PARTNERS LTD4YAN XIAOQIANG4SU WEI-GUO3
Top patents by PatentIndex Score
40 records- 0185US7341748B2Crude extracts from Andrographis paniculataHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2005·Granted Mar 11, 2008·7 cites·7 claims
- 0282US8349859B2Pyrimidine derivativesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2008·Granted Jan 8, 2013·6 cites·12 claims
- 0381US8212033B2Use of substituted quinazoline compounds in treating angiogenesis-related diseasesSU WEI-GUO·Filed 2010·Granted Jul 3, 2012·5 cites·10 claims
- 0480US8901143B2Pyrimidine derivativesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2012·Granted Dec 2, 2014·5 cites·11 claims
- 0580USRE42718ECrude extracts from andrographis paniculataHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2010·Granted Sep 20, 2011·4 cites·13 claims
- 0679USRE43423ECrude extracts from Andrographis paniculataYAN XIAOQIANG·Filed 2011·Granted May 29, 2012·4 cites·13 claims
- 0779US7625945B2Andrographolide and analogues as inhibitors of TNFα and IL-1β expressionHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2005·Granted Dec 1, 2009·7 cites·9 claims
- 0878US7488836B2Costunolide derivativesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2007·Granted Feb 10, 2009·2 cites·12 claims
- 0973US9701680B2Pyrimidine and pyridine compounds and their usageHUTCHISON MEDIPHARMA LTD·Filed 2014·Granted Jul 11, 2017·2 cites·23 claims
- 1072US7829574B2Substituted quinazoline compounds and their use in treating angiogenesis-related diseasesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2008·Granted Nov 9, 2010·1 cites·17 claims
- 1172US2025361223A1Amide compounds and uses thereofHUTCHISON MEDIPHARMA LTD·Filed 2025·Application pending·0 cites
- 1271US8658658B2Compound, certain novel forms thereof, pharmaceutical compositions thereof and methods for preparation and useSU WEI-GUO·Filed 2010·Granted Feb 25, 2014·2 cites·26 claims
- 1370US8426430B2Quinazoline derivativesZHANG WEIHAN·Filed 2008·Granted Apr 23, 2013·2 cites·10 claims
- 1466US12435062B2Amide compounds and uses thereofHUTCHISON MEDIPHARMA LTD·Filed 2021·Granted Oct 7, 2025·0 cites·20 claims
- 1566US7622465B2Costunolide derivativesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2008·Granted Nov 24, 2009·0 cites·21 claims
- 1663US8557302B2Andrographis paniculata extractDUAN JIFENG·Filed 2008·Granted Oct 15, 2013·0 cites·2 claims
- 1763US2009117209A1Andrographis paniculata extractHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2007·Application pending·0 cites
- 1858US9181264B2Fused heteroaryls and their usesSU WEIGUO·Filed 2011·Granted Nov 10, 2015·1 cites·2 claims
- 1958US8557308B2Andrographis paniculata extractDUAN JIFENG·Filed 2012·Granted Oct 15, 2013·0 cites·9 claims
- 2057US2014315846A1Andrographis paniculata extractNUTRITION SCIENCE PARTNERS LTD·Filed 2014·Application pending·0 cites
- 2155US8497372B2Use of substituted quinazoline compounds in treating age-related macular degenerationSU WEI-GUO·Filed 2012·Granted Jul 30, 2013·0 cites·10 claims
- 2255US2014004212A1Andrographis paniculata extractNUTRITION SCIENCE PARTNERS LTD·Filed 2013·Application pending·0 cites
- 2354US10611777B2Imidazopyridazine compounds and their useHUTCHISON MEDIPHARMA LTD·Filed 2018·Granted Apr 7, 2020·0 cites·19 claims
- 2454US2007286906A1Dihydrobenzoquinone compoundsHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2007·Application pending·0 cites
- 2554US2024002388A1Pyrimidinone compounds and uses thereofHUTCHISON MEDIPHARMA LTD·Filed 2021·Application pending·0 cites
- 2654US2024092774A1Heteroaromatic compounds and uses thereofHUTCHISON MEDIPHARMA LTD·Filed 2021·Application pending·0 cites
- 2751US2006160895A1Anti-cancer agentsHUANG WEIHUI·Filed 2005·Application pending·0 cites
- 2851US2005124684A15-(hydroxymethyl) furfural and derivatives as inhibitors of TNFalpha and IL-1beta productionFiled 2004·Application pending·0 cites
- 2950US12492210B2Tricyclic compounds and their useHUTCHISON MEDIPHARMA LTD·Filed 2020·Granted Dec 9, 2025·0 cites·40 claims
- 3050US2016193268A1Andrographis paniculata extractNUTRITION SCIENCE PARTNERS LTD·Filed 2016·Application pending·0 cites
- 3149US2005288378A1Cancer chemotherapyYAN XIAOQIANG·Filed 2005·Application pending·0 cites
- 3248US2006110467A1Cancer chemotherapyHUANG WEIHUI·Filed 2005·Application pending·0 cites
- 3348US2005288379A1Benzoquinone compounds as anti-cancer agentsYAN XIAOQIANG·Filed 2005·Application pending·0 cites
- 3448US2016052926A1Novel pyrimidine and pyridine compounds and usage thereofHUTCHISON MEDIPHARMA LTD·Filed 2013·Application pending·0 cites
- 3548US2013217661A1Quinazoline derivativesHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2013·Application pending·0 cites
- 3647US8946249B2Compound, certain novel forms thereof, pharmaceutical compositions thereof and methods for preparation and useHUTCHINSON MEDIPHARMA LTD·Filed 2013·Granted Feb 3, 2015·0 cites·10 claims
- 3747US7902359B2Decahydronaphthalene compoundsHUTCHISON MEDIPHARMA ENTPR LTD·Filed 2007·Granted Mar 8, 2011·0 cites·24 claims
- 3845US2005226943A1Extract of sophora flavescens flavonoids and uses thereofYAN XIAOQIANG·Filed 2005·Application pending·0 cites
- 3941US9168253B2Quinazoline compoundsZHANG WEIHAN·Filed 2011·Granted Oct 27, 2015·0 cites·10 claims
- 4039US11191798B2Extracts of Andrographis paniculata, methods for preparation and use thereofNUTRITION SCIENCE PARTNERS LTD·Filed 2017·Granted Dec 7, 2021·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →