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DAI ICHI KOGYO SEIYAKU CO LTD

Overview
  • Total Patents
    4,565
  • GoodIP Patent Rank
    2,794
  • Filing trend
    ⇧ 36.0%
About

DAI ICHI KOGYO SEIYAKU CO LTD has a total of 4,565 patent applications. It increased the IP activity by 36.0%. Its first patent ever was published in 1952. 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, electrical machinery and energy and environmental technology are DAI-ICHI KOGYO SEIYAKU CO LTD, SOLVAY SPECIALTY POLYMERS IT and SOLVAY SOLEXIS SPA.

Patent filings per year

Chart showing DAI ICHI KOGYO SEIYAKU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Naka Akihiro 265
#2 Onishi Hideaki 148
#3 Mori Shigeo 141
#4 Maki Hirohisa 133
#5 Hotta Hiroshi 133
#6 Sato Keiichi 129
#7 Sumi Hideyuki 128
#8 Hashimoto Yoshiyuki 126
#9 Fujita Takeshi 125
#10 Nakamura Shingo 124

Latest patents

Publication Filing date Title
JP2020200476A Adhesive composition
JP2020080301A Electrode material for power storage device, electrode, power storage device, electric equipment, and method for manufacturing electrode material for power storage device
CN110872421A Styrene resin particles and method for producing same
CN110713619A Method for producing expandable styrene resin particles
JP2021001271A Coating agent and article
WO2020066163A1 Particle-containing composition, composition for spray, and gel-like composition
JP2020125278A 2,2'-bis(2-hydroxyethoxy)-1,1'-binaphthalene powder
TW202003731A Film coating agent
JP2020177849A Binder composition for electrode, paint composition for electrode, electrode for power storage device, and power storage device
JP2020158577A Composition containing fluorine-containing copolymers, and defoaming agent
JP2020158570A Active energy ray-curable composition
WO2019198429A1 Redispersible composition containing cellulose fibers and non-cellulose powder granules
JP2020143212A Composition containing fluorine-containing copolymer
JP2020141787A Subcutaneous or submucosal inflating agent
JP2020132703A Modified cellulose nanofibers, gas barrier material and gas barrier molding
JP2020132533A Composition for hair
JP2020129989A Oil and fat composition for food, chocolate product and fat blooming inhibitor
JP2020129992A Coconut milk powder, production method thereof, and food product
JP2020134572A Contact lens fitting liquid
JP2020129988A Green tea extract composition and food/drink