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YANCHENG HAIPURUN FILM TECH CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    144,087
  • Filing trend
    ⇩ 80.0%
About

YANCHENG HAIPURUN FILM TECH CO LTD has a total of 12 patent applications. It decreased the IP activity by 80.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and textiles and paper are LAKESIDE ENGINEERING CORP, TRISEP CORP and SEPAREM SPA.

Patent filings in countries

World map showing YANCHENG HAIPURUN FILM TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing YANCHENG HAIPURUN FILM TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Biqian 12
#2 Lu Hua 1

Latest patents

Publication Filing date Title
CN110479102A Pervaporation desalination anisotropic membrane and preparation method thereof
CN110409055A In the method for straw preparation tubular type non-woven fabrics
CN110409193A Tubular type non-woven fabrics and preparation method thereof
CN109970175A A kind of putamina for curtain type film assembly
CN108993159A A kind of filter element support plate and its filter element
CN108211815A A kind of composite enhanced hollow-fibre membrane and its preparation method and application
CN107441949A A kind of method for improving hollow Flat Membrane backwash ability
CN107497304A Combined filtration membrane material and its preparation method and application
CN107441951A A kind of hollow Flat Membrane and its preparation method and application
CN107486038A A kind of compound slab filter membrane and its preparation method and application
CN106310966A Inner support flat sheet membrane as well as preparation method and application thereof
CN106110907A A kind of production method of inner support hollow-fibre membrane