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NANJING CHANGAO PHARMACEUTICAL SCIENCE AND TECHNOLOGY CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    189,084
About

NANJING CHANGAO PHARMACEUTICAL SCIENCE AND TECHNOLOGY CO LTD has a total of 29 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry are SHANGHAI ZAIQI BIO TECH CO LTD, ACCELA CHEMBIO CO LTD and JIANGSU HAICI BIOLOGICAL PHARMACEUTICAL CO LTD OF YANGTZE RIVER PHARMACEUTICAL GROUP.

Patent filings in countries

World map showing NANJING CHANGAO PHARMACEUTICAL SCIENCE AND TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing NANJING CHANGAO PHARMACEUTICAL SCIENCE AND TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Huo Liru 15
#2 Li Wei 15
#3 Zhong Xuebin 11
#4 Yang Xiaobing 11
#5 Li Zhan 10
#6 Huang Haiyan 8
#7 Xie Shaofei 8
#8 Wang Zhengze 6
#9 Chu Gang 6
#10 Fan Jing 5

Latest patents

Publication Filing date Title
CN105277628A Method for determining ramelteon and impurities thereof through high-performance liquid chromatography separation
CN105085481A Recrystallization method of rabeprazole sodium
CN104020239A Method for separating and determining rebeprazole sodium and impurities thereof through high performance liquid chromatography (HPLC)
CN103919737A Rabeprazole sodium freeze-dried powder injection and preparation method thereof
CN105012253A Pramipexole dihydrochloride orally disintegrating tablets and preparation method for same
CN104777241A Method used for detecting concentration of rivaroxaban in blood plasma
CN104744355A Method for preparing torasemide and derivative thereof
CN104546746A Ramelteon tablets and preparation process thereof
CN104546696A S-(-)-nadifloxacin-L-arginine single-dose eye drop and preparation process thereof
CN104414968A Levofloxacin single-dose eye drops and preparation method thereof
CN104341360A A rufinamide preparing method
CN104323986A Phloroglucinol injection and preparation method thereof
CN103364498A Method for detecting concentration of metacavir and metabolites thereof in biological sample
CN103860520A Moxifloxacin capsules, and preparation method thereof
CN103864669A Novel crystal form of Mitiglinide calcium and preparation method thereof
CN103869033A Liquid chromatography method for separating and determining moxifloxacin hydrochloride and impurity thereof
CN103373962A Method for preparing celecoxib III crystal form
CN103364512A Method for detecting concentration of levodopa methyl ester and levodopa in blood plasma
CN103360448A Single crystal form of metacavir ethanol solvent compound and preparation method thereof
CN103226142A Method for detecting leucogen concentration in blood plasma