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DAINICHISEIKA COLOR CHEM

Overview
  • Total Patents
    3,525
  • GoodIP Patent Rank
    3,524
  • Filing trend
    ⇧ 8.0%
About

DAINICHISEIKA COLOR CHEM has a total of 3,525 patent applications. It increased the IP activity by 8.0%. Its first patent ever was published in 1963. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and machines are FUJIFILM IMAGING COLORANTS LTD, DAINICHISEIKA COLOR & CHEMICALS MFG CO LTD and Nissin chemical ind co ltd.

Patent filings per year

Chart showing DAINICHISEIKA COLOR CHEMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakamura Michiei 543
#2 Hanada Kazuyuki 392
#3 Shimanaka Hiroyuki 237
#4 Horiguchi Shojiro 220
#5 Takahashi Kenichi 196
#6 Takizawa Minoru 176
#7 Kuriyama Katsumi 169
#8 Uruno Manabu 148
#9 Abe Yoshio 136
#10 Murakami Yoshikazu 133

Latest patents

Publication Filing date Title
WO2021044887A1 Urethane prepolymer, adhesive, multilayer body and synthetic artificial leather
WO2021065235A1 Thermoplastic polyurethane, method for producing the same, and molded article
WO2021006269A1 Method for manufacturing resin beads, resin beads, and product employing resin beads
WO2020196845A1 Coating composition and coating film
WO2020196082A1 Aqueous pigment dispersion liquid
JP2020105527A Binder resin used in aqueous inkjet ink
JP2020193319A Polyurethane resin solution and film-like member
WO2020129811A1 Polyurethane urea water dispersion, matte coating material, and surface treatment agent
JP2019214745A Master batch, resin composition and resin molding
JP2020158745A Aqueous pigment dispersion
JP2020189937A Coating composition, decorative film and decorative molding
CA3100629A1 Polyurethane resin, paint, structure, and article
WO2019221087A1 Aqueous polyurethane resin dispersion and method for producing same, paint, film arrangement, and structure
EP3757143A1 Polyurethane prepolymer, adhesive and synthetic imitation leather
JP2020183476A Resin composition and bonded structure
JP2020169234A Polymer graft fine particles and its manufacturing method, as well as solid electrolyte
CN111902488A Conductive resin composition and method for producing same
JP2020132671A Surface treatment film, method for producing the same, and articles
JP2020125376A Resin composition, resin molding, and method for producing resin composition
JP2020122056A Gas barrier film and polyhydroxyurethane resin-starch hybrid composition