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KOEI CHEMICAL CO

Overview
  • Total Patents
    979
  • GoodIP Patent Rank
    19,870
  • Filing trend
    0.0%
About

KOEI CHEMICAL CO has a total of 979 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1963. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, environmental technology and macromolecular chemistry and polymers are QUZHOU XINBU CHEMICAL TECH CO LTD, LINHAI LIMIN CHEMICALS CO LTD and EUROTECNICA DEV & LICENSING S.

Patent filings per year

Chart showing KOEI CHEMICAL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shoji Takayuki 63
#2 Yasuda Shinichi 43
#3 Jinno Takuhiko 43
#4 Watanabe Nanao 39
#5 Niwa Takakazu 36
#6 Shimazu Hidetaka 35
#7 Miyagi Motoyoshi 33
#8 Kurohara Takayuki 30
#9 Usui Masatoshi 28
#10 Shimizu Shinkichi 28

Latest patents

Publication Filing date Title
JP2020070446A Latent curing agent comprising silylamine compound
TW202035493A Curable composition
JP2020070302A Silylamine compound
TW202028214A Silylamine compound and latent curing agent comprising said silylamine compound
TW202024036A Method for producing amidate compound, and amidate compound
JP2019085570A Antistatic agent and antistatic resin composition containing the antistatic agent
WO2019065953A1 Catalyst for dissociation of blocking agent for blocked isocyanates, and thermosetting composition containing said catalyst for dissociation of blocking agent
JP2020055754A Tertiary amine compound and cobalt extractant containing tertiary amine compound
US2020024237A1 Production method for amidate compound
JP2019147771A Onium salt
JP2019108414A Antistatic agent and antistatic resin composition
WO2018110670A1 Epoxy compound polymerization catalyst containing amidate compound
JP2019065173A Antistatic agent and antistatic resin composition
JP2019065096A Amidate polymer and catalyst for manufacturing polyurethane containing amidate polymer
WO2018025970A1 Amidate compound, catalyst for polyurethane production, and method for producing polyurethane resin
JP2018193311A Foliar application agent for citrus unshiu
JP2018172352A Method for manufacturing amidate compound
JP2018168137A Novel ionic compound and ultraviolet absorber containing the ionic compound
JP2018150257A Onium salt having isocyanate group and ionic polymer containing the onium salt, and antistatic agent containing the same
JP2017178925A Foliar spray agent for apple