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SANYO COLOR WORKS

Overview
  • Total Patents
    172
  • GoodIP Patent Rank
    28,580
  • Filing trend
    ⇧ 50.0%
About

SANYO COLOR WORKS has a total of 172 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 1975. It filed its patents most often in Japan, Republic of Korea and Taiwan. Its main competitors in its focus markets basic materials chemistry, optics and macromolecular chemistry and polymers are TATEISHI KEIICHI, SHANDONG YUHONG NEW PIGMENT CO LTD and TANAKA SHIGEAKI.

Patent filings per year

Chart showing SANYO COLOR WORKSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kitamura Kunji 18
#2 Saiki Mutsuhiko 15
#3 Takahara Koichi 15
#4 Tamadome Hidehiro 14
#5 Miki Toshiyuki 13
#6 Sato Junichiro 12
#7 Sugano Toshihiko 12
#8 Hashino Hiroki 11
#9 Wada Atsushi 11
#10 Makino Toshiaki 10

Latest patents

Publication Filing date Title
KR20200087675A Azo pigment composition and manufacturing method thereof
JP2020164691A Aqueous blue dispersion, blue aqueous ink composition for direct printing, and direct printing method
JP2020166131A Quantum dot dispersion and composition for coating film formation including quantum dot dispersion
JP2020152756A Aqueous dye dispersion for aqueous ink and aqueous ink
JP2020147682A Azo pigment dispersion containing pigment derivative, and coloring composition for film formation
JP2020147632A Pigment dispersion, and coloring composition for film formation
US2019264030A1 Pigment composition
JP2020060645A Coloring composition for color filter containing dark sub dye
JP2020055911A Production method of quantum dot dispersion and quantum dot dispersion
KR20180136389A Pigment dispersant and colored composition including the same
JP2019167406A Coloring composition for stationery, ink for stationery, and stationery using ink for stationery
JP2019081871A Blue pigment composition containing c.i. pigment blue 16 and method for producing the same, and green coloring composition
JP2019065239A Pigment composition
JP2017226821A Black pigment composition and black film formation composition containing the same
JP2018080217A Pigment dispersion comprising phthalimide and derivative thereof, and coloring composition
WO2017038747A1 Aqueous dye dispersion for aqueous inks, and aqueous ink
JP2017186488A Fluorescent pigment and white laminate
JP2017119735A Dispersant for metal oxide, metal oxide dispersion and silicone polymer composition using the same, and method for producing them
JP2017088712A Pigment dispersion and coloring composition
JP2017031330A Pigment derivative, pigment dispersion and coloring photosensitive composition