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HIGHCHEM COMPANY LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    148,878
About

HIGHCHEM COMPANY LTD has a total of 17 patent applications. Its first patent ever was published in 1999. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets environmental technology, organic fine chemistry and chemical engineering are INTERCO FRIBOURG SA, ZHANG YONGQING and DZHI I KHELTKER LTD.

Patent filings per year

Chart showing HIGHCHEM COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yongye Li 5
#2 Masayoshi Yamashita 5
#3 Li Hongguo 4
#4 Ma Xin Fang 4
#5 Dachuan Tang 3
#6 Yamashita Masayoshi 3
#7 Li Yongye 3
#8 Gao Chao 3
#9 Kyodo Masahiro 2
#10 Taka Ushio 2

Latest patents

Publication Filing date Title
CN112238119A Subcritical treatment system
CN112121847A Catalyst for preparing methyl acetate by dimethyl ether carbonylation and preparation and application thereof
CN111944338A Alkali metal silicate coating and method for producing same
CN106459794A Vehicle fuel additive composition and use thereof
WO2016187773A1 Catalyst for preparing glycol ether and preparation method and application thereof
CN105771989A Copper-based catalyst and preparation method thereof
CN105776134A Hydrogen production method by methanol-steam reforming
CN105777494A Preparation method of glycol
CN104722328A Catalyst system for preparing propylene through conversion of dimethyl ether as well as preparation method and application thereof, and method for preparing propylene through conversion of dimethyl ether
CN104511298A Catalyst system for preparing propylene through conversion of methanol or dimethyl ether, preparation method and application thereof
WO9959543A1 A pharmaceutical formulation for nasal administration