Learn more

MITSUI TOATSU CHEMICALS

Overview
  • Total Patents
    20,992
About

MITSUI TOATSU CHEMICALS has a total of 20,992 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and environmental technology are BASF AG, ICI LTD and HUELS CHEMISCHE WERKE AG.

Patent filings per year

Chart showing MITSUI TOATSU CHEMICALSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Asanuma Tadashi 1,108
#2 Yamaguchi Teruhiro 977
#3 Yamaguchi Akihiro 665
#4 Nagata Teruyuki 451
#5 Tanabe Yoshimitsu 445
#6 Fukuda Nobuhiro 420
#7 Nakatsuka Masakatsu 372
#8 Hasegawa Kiyoharu 350
#9 Sasagawa Katsuyoshi 342
#10 Ajioka Masanobu 289

Latest patents

Publication Filing date Title
KR0185559B1 Polyimide
KR100187524B1 Preparation of polyoxyalkylene polyols, polymer polyols and flexible polyurethane foams
JPH11322927A Polyamic acid copolymer, polyimide copolymer, and heat-resistant adhesive
JPH11322928A Polyamic acid copolymer, polyimide copolymer, and heat-resistant adhesive
JPH11111320A Recovery and fixing method for carbon dioxide, nitrogen gas, and argon gas in fuel cell power generation using internal combustion type reformer
AU690497B1 Adhesive, adhesive for pressed lignocellulose board, pressed lignocellulose board and production processes thereof
TW386080B Process for preparing 1,3-dialkyl-2-imidazolidinone
CN1180107A Monoclonal antibody, cell line capable of producing monoclonal antibody and using monoclonal antibody
TW329432B Process of continuously producing ABS series resin, ABS series resin and ABS series resin/polycarbonate resin composition from the same
JPH09297432A Resin composition for electrophotographic toner, and toner composition containing the same
JPH09301968A Production of 3-formyltetrahydrofuran
US5760187A Purification process of a human growth hormone
JPH09275978A New nitrile-hydratase
JPH09263574A Production of diels-alder adduct of conjugated diolefin and acrylonitrile
JPH09188992A Paper made by use of cationic acrylamide polymer
JPH09235372A Polymer and its production
JPH09278991A Production of aliphatic polyester molded product and molded product produced thereby
JPH09236809A Resin composition to seal liquid crystal
JPH09235352A Curing agent for resin
JPH09286070A Transparent conductive laminate and electroluminescence light emitting element using the same