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ZHEJIANG RAYBOW PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    137,797
About

ZHEJIANG RAYBOW PHARMACEUTICAL CO LTD has a total of 12 patent applications. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and chemical engineering are ZHEJIANG JIUZHOU PHARM CO LTD, NANTONG WANNIANCHANG PHARMACEUTICAL CO LTD and JIANGSU CHANGQING AGROCHEMICAL CO LTD.

Patent filings in countries

World map showing ZHEJIANG RAYBOW PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHEJIANG RAYBOW PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Yuanqiang 7
#2 Yan Pucha 5
#3 Hua Yunyu 4
#4 Zhou Xiaocong 3
#5 Cheng Hou'An 3
#6 Zhu Guoliang 2
#7 Zhang Jinzhu 2
#8 Xu Jiankang 2
#9 Shi Desong 2
#10 Lin Zupeng 2

Latest patents

Publication Filing date Title
CN112079805A Preparation method of trifluoromethyl chromone compound
CN112010803A Trifluoromethylation of dimethyl-substituted heterocyclic compounds
CN111909206A Chiral spiro monophosphine ligand and preparation method thereof
CN111848673A Cyclohexyl fused ring spiroindane diphosphine ligand
CN111704552A Preparation method of N-ethyl-N-methyl-1, 2-ethylenediamine
CN111410604A Asymmetric hydrogenation of olefinic compounds
CN111393406A Method for industrially preparing 2,3,7, 8-tetrafluoro-S- (trifluoromethyl) -dibenzothiophene trifluoromethanesulfonate
CN111362852A Preparation method of drug intermediate 1-tert-butyloxycarbonyl-3-azetidinone
CN109651155A A kind of Ketoprofen intermediate and its preparation method and application
CN107915643A A kind of preparation method of 5 (3 hydroxy propyloxy group) 4 methoxyl group, 2 nitro methyl esters benzoic acid
CN107759483A A kind of preparation method of the cyclopentane-carboxylic acid Arrcostab of methylamino substitution
CN107759466A The method for splitting of (±) 2 (3 benzoyl) phenylpropionic acid