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WANHUA CHEMICAL (BEIJING) CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    157,231
About

WANHUA CHEMICAL (BEIJING) CO LTD has a total of 11 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China and United States. Its main competitors in its focus markets macromolecular chemistry and polymers, organic fine chemistry and basic materials chemistry are WANHUA CHEMICAL BEIJING CO LTD, KHANTSMEN INTERNESHNL LLS and CASATI FRANCOIS M.

Patent filings in countries

World map showing WANHUA CHEMICAL (BEIJING) CO LTDs patent filings in countries
# Country Total Patents
#1 China 9
#2 United States 2

Patent filings per year

Chart showing WANHUA CHEMICAL (BEIJING) CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Yi 6
#2 Yu Jianming 3
#3 Shen Chen 3
#4 Zhao Jun 3
#5 Zhang Qianhe 2
#6 Zhang Xiao 2
#7 Zheng Xiaosheng 2
#8 Wen Zhenguang 2
#9 Wang Kai 2
#10 Cao Cheng 2

Latest patents

Publication Filing date Title
CN111116854A Semi-rigid polyurethane foam, preparation method thereof, sandwich component, preparation method and application thereof
CN111138615A Diamine chain extender for polyurethane adhesive and preparation method thereof, polyurethane adhesive and preparation method thereof
CN111138616A Amine chain extender, preparation method thereof and polyurethane foam
CN106632952A Thermoformable polyurethane foam and preparation method thereof
CN106751737A Heat-curable urethane compound
CN106675488A Isocyanate adhesive and method for preparing multilayer polyurethane structural composite by using same
CN106632985A Polyurethane foam material, preparation method and uses thereof
CN106317373A Isocyanate prepolymer and preparation method thereof
CN105622886A Alcohol/water-soluble polyurethane resin used for intaglio ink and preparation method thereof