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NIPPON ZEON CO

Overview
  • Total Patents
    10,608
  • GoodIP Patent Rank
    1,482
  • Filing trend
    ⇧ 51.0%
About

NIPPON ZEON CO has a total of 10,608 patent applications. It increased the IP activity by 51.0%. Its first patent ever was published in 1966. 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, environmental technology and machines are KANEGAFUCHI CHEMICAL IND, MITSUBISHI PETROCHEMICAL CO and ASAHI CHEMICAL IND.

Patent filings per year

Chart showing NIPPON ZEON COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Natsuume Yoshio 222
#2 Obara Teiji 204
#3 Nagase Toshio 191
#4 Kitahara Shizuo 187
#5 Jiyou Yasushi 169
#6 Kawabata Takashi 156
#7 Yamamoto Akihisa 137
#8 Murakami Toshihide 137
#9 Maeda Koichiro 136
#10 Tsunokai Yasuo 130

Latest patents

Publication Filing date Title
JP2020169202A Method for producing cyclopentanone
JP2020122987A Transfer method and transfer device of heat conduction sheet
JP2020122986A Transfer method and transfer device of heat conduction sheet
JP2020075146A IABP drive device
JP2020055747A Carbon film and manufacturing method therefor
JP2020086455A Method for forming resist pattern
JP2019199622A Method of manufacturing metal-containing oxidized cellulose nanofiber fluid dispersion
JP2019171224A Stent delivery device
JP2019174847A Method for manufacturing circularly polarizing plate and method for manufacturing optical laminate
JP2021006606A Method for separating catalyst component
JP2021008546A Cyano group-containing hydrocarbon resin and method for producing the same
JP2020033543A Electrical insulation tape
JP2021006602A Infrared ray-intercepting film, coating liquid, and method of producing infrared ray-intercepting film
JP2021007502A Medical expansion/contraction driving device
JP2021004994A Liquid crystal composition, liquid crystal cured film, its manufacturing method, polarizer and organic electroluminescence display device
JP2021004284A Heat-conductive sheet and method for producing the same
JP2021004285A Heat-conductive sheet
JP2021003750A Method for manufacturing heat conduction sheet and heat conduction sheet
JP2021004283A Heat-conductive sheet and method for producing the same
JP2021004282A Heat-conductive sheet