Inventor · disambiguated record
Yuanqiang Li
Also filed as: LI YUANQIANG
10 granted patents·1 pending application·6 citations·filing 2003–2017
80Inventor score
Files withAPOTEX PHARMACHEM INC3ZHEJIANG JIUZHOU PHARM CO LTD3GILEAD PHARMASSET LLC2ZHANG BIN1ZHEJIANG JIUZHOU PHARMA SCIENCE & TECH CO LTD1
Top patents by PatentIndex Score
11 records- 0177US9624183B2Process for the preparation of a fluorolacton derivativeGILEAD PHARMASSET LLC·Filed 2015·Granted Apr 18, 2017·2 cites·16 claims
- 0271US9845299B2Process for the preparation of a fluorolacton derivativeGILEAD PHARMASSET LLC·Filed 2017·Granted Dec 19, 2017·1 cites·1 claims
- 0368US9394251B2Silodosin intermediate and preparation method thereforZHANG BIN·Filed 2012·Granted Jul 19, 2016·1 cites·18 claims
- 0458US7196197B2Process for the preparation of Flecainide, its pharmaceutically acceptable salts and important intermediates thereofAPOTEX PHARMACHEM INC·Filed 2003·Granted Mar 27, 2007·2 cites·29 claims
- 0556US7939665B2Efficient process for the preparation of cabergoline and its intermediatesAPOTEX PHARMACHEM INC·Filed 2007·Granted May 10, 2011·0 cites·24 claims
- 0655US9902693B2Preparation method for pyrrolidine-2-carboxylic acid derivativesZHEJIANG JIUZHOU PHARM CO LTD·Filed 2014·Granted Feb 27, 2018·0 cites·17 claims
- 0751US9604966B2Crizotinib preparation methodZHEJIANG JIUZHOU PHARM CO LTD·Filed 2014·Granted Mar 28, 2017·0 cites·10 claims
- 0844US2007105898A1Process for the production of cilostazolAPOTEX PHARMACHEM INC·Filed 2005·Application pending·0 cites
- 0940US10155739B2Halogenated S-(perfluoroalkyl)dibenzothiophenium salt and its production methodsZHEJIANG JIUZHOU PHARM CO LTD·Filed 2015·Granted Dec 18, 2018·0 cites·20 claims
- 1036US10023542B2Ibrutinib intermediate compounds, preparation methods and uses thereofZHEJIANG JIUZHOU PHARMA SCIENCE&TECHNOLOGY CO LTD·Filed 2015·Granted Jul 17, 2018·0 cites·9 claims
- 1133US10112884B2Asymmetrical hydrogenation reaction of ketonic acid compoundZHEJIANG JIUZHOU PHARMA SCIENCE & TECH CO LTD·Filed 2015·Granted Oct 30, 2018·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →