Learn more

ZHEJIANG HAIZHOU PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    48,317
  • Filing trend
    ⇧ 100.0%
About

ZHEJIANG HAIZHOU PHARMACEUTICAL CO LTD has a total of 32 patent applications. It increased the IP activity by 100.0%. 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 chemical engineering are SHANDONG FUER CO LTD, CHANGSHU XINHUA CHEMICAL CO LTD and ZHEJIANG CHEMPACIFIC CHEMICAL CO LTD.

Patent filings in countries

World map showing ZHEJIANG HAIZHOU PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Huai Zheming 16
#2 Wang Biwei 13
#3 Wang Junhua 11
#4 Ran Bo 10
#5 Chen Changlue 10
#6 Yu Xuanwang 9
#7 Liu Yiping 8
#8 Zhou Jingjing 7
#9 Zhao Xu 7
#10 Xu Daguo 6

Latest patents

Publication Filing date Title
CN111672517A Preparation method of X-CT contrast agent intermediate
CN111606819A Preparation method of iodixanol hydrolysate
CN111533718A Method for preparing benzbromarone
CN110590591A Preparation method of iodixanol and iohexol impurities
CN110078636A A method of preparing Iopromide intermediate
CN110041280A A method of prepare torus rise it is peaceful
CN110054569A A method of preparing Iohexol
CN110156623A A method of preparing Ioversol
CN109970579A A method of preparing ambroxol hydrochloride
CN109970606A A method of preparing methocarbamol
CN109942444A A method of it prepares trans- to aminocyclohexanol
CN109824609A A method of preparing pyrazinamide
CN109912638A A method of preparing hexamethyldisilane
CN109928991A A method of preparing bromotrimethylsilane
CN109836448A A method of preparing Iodotrimethylsilane
CN109232186A A kind of preparation method of the chloro- 1,2- propylene glycol of 3-
CN108821990A A kind of preparation method of 5- amino -2,4,6- triiodo isophthaloyl chlorine
CN108752234A A kind of Ioversol, Iohexol, the preparation method of impurity in Iodixanol key intermediate
CN108752230A A kind of synthetic method of the key intermediate of contrast agent Iodixanol impurity E
CN108341750A A kind of synthetic method preparing generated impurity when iodinated contrast media intermediate