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SUMITOMO DOW LTD

Overview
  • Total Patents
    434
About

SUMITOMO DOW LTD has a total of 434 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Japan, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets macromolecular chemistry and polymers, optics and textiles and paper are EXXON CHEMICAL PATENTS INC BAY, TOYO STYRENE CO LTD and SUZHOU KANGBANG NEW MAT CO LTD.

Patent filings per year

Chart showing SUMITOMO DOW LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sato Ichiro 88
#2 Shinomiya Tadashi 68
#3 Nukui Shinji 49
#4 Okada Koji 46
#5 Ishikawa Hideki 43
#6 Tomari Yukio 41
#7 Kawamoto Naoyoshi 37
#8 Fujiwara Wataru 29
#9 Kawagoe Akito 25
#10 Kawagoshi Akihito 24

Latest patents

Publication Filing date Title
JP2011116855A Housing for battery case
JP2011111589A Polycarbonate resin composition excellent in jet-blackness
JP2011111590A Flame-retardant polycarbonate resin composition excellent in light reflectivity, and molded article thereof
JP2011111483A Polycarbonate-based resin composition and molding obtained therefrom
JP2011111171A Carrier tape
JP2011105860A Flame-retardant polycarbonate resin composition excellent in light reflectivity, and molded product comprising the same
JP2010168543A Antistatic polycarbonate resin composition
JP2011108435A Headlamp cover
JP2011105820A Lcd monitor enclosure for mounting on vehicle
JP2011080003A Electromagnetic wave absorbing filler and electromagnetic wave absorbing resin composition comprising the same
JP2011074099A Conductive polycarbonate resin composition and molded article comprising the same
JP2011074098A Polycarbonate resin composition excellent in jet-black color property
JP2011074101A Flame-retardant polycarbonate resin composition
JP2011074100A Flame-retardant polycarbonate resin composition
JP2011056678A Laminate
JP2011057760A Antistatic polycarbonate resin composition
JP2011057757A Antistatic polycarbonate resin composition
JP2011043556A Optical lens
JP2011043557A Spectacle lens
JP2009280826A Flame-retardant polycarbonate resin composition