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ZHEJIANG CHANGXING QIUSHI MEMBRANE TECH CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    148,829
  • Filing trend
    ⇩ 100.0%
About

ZHEJIANG CHANGXING QIUSHI MEMBRANE TECH CO LTD has a total of 11 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and machine tools are GLASER BERND, membion Gmbh and LAKESIDE ENGINEERING CORP.

Patent filings in countries

World map showing ZHEJIANG CHANGXING QIUSHI MEMBRANE TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing ZHEJIANG CHANGXING QIUSHI MEMBRANE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shen Hongmei 11
#2 Zhang Xingxing 7
#3 Xu Shantian 6
#4 Dong Wenlong 5
#5 Li Yunfang 5
#6 Bao Jinfeng 5
#7 Huang Fu 4
#8 Yang Yonghong 3
#9 Zhou Lingyue 3
#10 Zhang Duopeng 3

Latest patents

Publication Filing date Title
CN112194243A Integrated synchronous pulse aeration device
CN112169597A Curtain type membrane assembly in regular arrangement, preparation method thereof and automatic filling device used in preparation method
CN111482091A Preparation method of high-performance MABR hollow fiber composite membrane
CN111603944A Continuous shaft type superposed lapped polytetrafluoroethylene microporous film and manufacturing method thereof
CN111590668A Shredding device and method for once cutting flat hollow fiber curtain type membrane
CN111115799A Anti-pollution hollow fiber membrane biological reaction component
CN111111462A Fiber-reinforced hollow fiber multi-core membrane and preparation method thereof
CN110201555A A kind of hollow fiber composite membrane and its encapsulating method of resin high strength bond
CN108079795A A kind of classifying porous polyvinylidene fluoride hollow fiber composite membrane and its manufacturing method
CN108211809A The polyvinylidene fluoride film and its manufacturing method of a kind of permanent hydrophilic
CN108211808A A kind of food-grade polyvinylidene fluoride film and its manufacturing method