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ZHANGJIAGANG WEISHENG BIOLOG PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    30
About

ZHANGJIAGANG WEISHENG BIOLOG PHARMACEUTICAL CO LTD has a total of 30 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and environmental technology are BEIJING WANQUAN DEZHONG MEDICAL BIOLOG TECHNOLOGY CO LTD, YIXING JUJINXIN CHEMICAL INDUSTRY CO LTD and CGENE TECH SUZHOU CHINA CO LTD.

Patent filings in countries

World map showing ZHANGJIAGANG WEISHENG BIOLOG PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing ZHANGJIAGANG WEISHENG BIOLOG PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Peng Xuedong 30
#2 Zhao Jinzhao 30
#3 Zhang Mei 30
#4 Yan Yongyi 8
#5 Wang Long 4
#6 Yang Yanli 3
#7 Gong Min 3
#8 Yang Lian 2
#9 Qi Fajuan 2
#10 Pang Zhenqiang 2

Latest patents

Publication Filing date Title
CN103408629A Simple preparation method of 3beta-hydroxy-20(29)-lupaene-28-oic acid
CN103408488A Optimal synthetic method of sorafenib
CN103412067A High performance liquid chromatography method for determination of 5-bromoindole content
CN103408535A Synthetic process of Almotriptan intermediate 5-bromo-3-(N-methyl pyrroline-2-methyl)-1H-indole
CN103408748A Synthetic method of water-soluble pterostilbene derivative
CN103408534A Novel synthetic process of Eletriptan
CN103420888A Preparation method of L-pyroglutamic acid menthyl acetate
CN103412083A Reversed-phase high performance liquid chromatography method for determining benflumetol intermediate IV
CN103408566A New artemisinin extraction process
CN103408427A 9-fluorenylmethyl chloroformate preparation method
CN103408509A Anti-malaria medical raw material benflumetol intermediate 2,7-dichlorofluorene-4-ethylene oxide synthesis process
CN103412078A Method for determining 9-fluorenemethanol content and related substances through high-performance liquid chromatography method
CN103408423A Nature active product L-cichoric acid synthesis process
CN103408497A L-carnosine preparation method
CN103408483A Calcium ion channels antagonist manidipine preparation method
CN103408591A Pterostilbene phosphate disodium salt synthesis method
CN103408480A 4-phenyl-pyrrolidone synthesis process
CN103412062A High performance liquid chromatography method for determining modafinil content
CN103232377A Synthesis process of natural component indole-3-methanol for preventing tumor
CN103235072A Method for determining content of artemether in artemether injection with high performance liquid chromatography