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HENAN YUCHEN PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    102,621
About

HENAN YUCHEN PHARMACEUTICAL CO LTD has a total of 16 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, materials and metallurgy and measurement are XIAMEN CITY KAIERLI INFORMATION TECH CO LTD, SHANGHAI INSITITUTE OF ORGANIC CHEMISTRY CHINESE ACADEMY OF SCIENCES and SHANGHAI MODERN HASEN SHANGQIU PHARMACEUTICAL CO LTD.

Patent filings in countries

World map showing HENAN YUCHEN PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing HENAN YUCHEN PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lu Ming 7
#2 Fu Shou 5
#3 Jia Yuxiang 5
#4 Liu Peihong 4
#5 Tang Huawei 4
#6 Wang Liye 4
#7 Liu Yuceng 3
#8 Ding Chaowang 3
#9 Luo Ming 3
#10 Wang Yanxu 3

Latest patents

Publication Filing date Title
CN111393499A Method for removing triterpenoid impurities in diammonium glycyrrhizinate bulk drug
CN111393327A Preparation method of valsartan intermediate
CN111153807A Preparation method of N, N-dimethylamino chloropropane hydrochloride
CN111170950A Method for preparing rosuvastatin calcium salt
CN106748928A A kind of preparation method of Simvastatin side chain
CN106588689A Method for recycling atorvastatin intermediate M4 from crystallization mother liquor waste liquor
CN106748856A A kind of preparation method of methenamine hippu intermediate
CN106745112A The preparation method of Magnesium dichloride hexahydrate is reclaimed in a kind of waste residue hydrolyzate from grignard
CN105906657A Preparation method for anti-avian influenza drug reducer triethyl silicane
CN106008311A Refinement method of indole-2-carboxylic acid
CN106008251A Preparation method of 2-benzylidene isobutyryl acetanilide
CN106018598A Method for measuring content of byproducts in difenidol hydrochloride intermediate N-(3-chloropropyl) piperidine
CN106008396A Impurity in difenidol hydrochloride intermediate N-(3-chloropropyl) piperidine and preparation method of impurity
CN104447487A Preparation method of atorvastatin semi-calcium
CN104402877A Preparation method of atropine sulphate
CN104402921A Preparation method for tertiary butyl dimethyl chlorosilane industrialized production crystal