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ZHOU WENQIANG

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    200,305
About

ZHOU WENQIANG has a total of 18 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China, United States and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry and pharmaceuticals are BEIJING MEIBEITA PHARMACEUTICAL RES CO LTD, STARKS ASS and BARBEAU DONALD L.

Patent filings per year

Chart showing ZHOU WENQIANGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Organic fine chemistry
#2 Pharmaceuticals

Top inventors

# Name Total Patents
#1 Zhou Wenqiang 15
#2 Deng Jing 14
#3 Zhou Zhuangzhi Zhou 1
#4 Zhang Qinghua 1

Latest patents

Publication Filing date Title
WO2015113176A1 Use of camptothecin derivative in preparing pharmaceutical used for treating multiple myeloma
US2014155336A1 Water-soluble camptothecin derivative, pharmaceutical composition and use thereof
CN102850400A Camptothecin derivative, and preparation method, pharmaceutical composition and use thereof
CN1810554A Visible anti-theft multimedia messag service device for automobile
CN1781469A Purifying trousers with urine and excrement bag
CN1781470A Multifunctional light sick bed