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KANEGAFUCHI CHEMICAL IND

Overview
  • Total Patents
    13,998
About

KANEGAFUCHI CHEMICAL IND has a total of 13,998 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets macromolecular chemistry and polymers, machines and environmental technology are KANEKA CORP, NIPPON ZEON CO and DOW GLOBAL TECHNOLOGIES INC.

Patent filings per year

Chart showing KANEGAFUCHI CHEMICAL INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Watanabe Kiyoshi 419
#2 Yonezawa Kazuya 380
#3 Isayama Katsuhiko 321
#4 Tomita Haruo 269
#5 Kawai Tamotsu 247
#6 Nojiri Hitoshi 214
#7 Furukawa Hisao 212
#8 Tani Nobutaka 208
#9 Tachibana Hiromitsu 198
#10 Owada Yoshihisa 195

Latest patents

Publication Filing date Title
CN102177132A Optically active vinyl-cyclopropane carboxylic acid derivative and optically active vinyl-cyclopropane amino acid derivative manufacturing method
CN101802105A Liquid resin composition and cured product using the liquid resin composition
CN101679663A Polyolefin resin pre-foamed particle having antistatic property, and molded article produced from the particle
CN101522789A Curable composition
CN101410562A Flameproof union fabric for chair upholstery
CN101400740A Thermoplastic resin composition
CN101331153A Polymer particles, process for production thereof, resin compositions containing the particles, and moldings
CN101297036A Novel plasmid vector and transformant capable of carrying plasmid stably
CN101291695A Medical catheter tubes and process for production thereof
CN101321816A Transparent polymer nanocomposites containing nanoparticles and method of making same
CN101287797A Flame-retardant polyester resin composition
CN101180359A Resin composition
CN101166847A Material for plating and use thereof
CN101175781A Polyorganosiloxane-containing graft copolymer and vinyl chloride resin compositions containing the copolymer
CN101208195A Fiber-resin composite material, multilayer body, printed wiring board, and method for manufacturing printed wiring board
CN101107292A Method for producing polyimide film
CN101090919A Graft copolymer, method for producing same and resin composition containing such graft copolymer
CN101098930A Curable composition
CN101128517A Process for producing coagulated latex particle
CN101080471A Polyimide multilayered adhesive film and process for producing the same