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SEIWA KASEI CO LTD

Overview
  • Total Patents
    140
  • GoodIP Patent Rank
    39,309
  • Filing trend
    ⇩ 53.0%
About

SEIWA KASEI CO LTD has a total of 140 patent applications. It decreased the IP activity by 53.0%. Its first patent ever was published in 1979. 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 organic fine chemistry, pharmaceuticals and macromolecular chemistry and polymers are SEROBIOLOGIQUES LAB SA, DALKO MARIA and CHAUDHURI RATAN K.

Patent filings per year

Chart showing SEIWA KASEI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshioka Masato 122
#2 Taira Norihisa 25
#3 Adachi Takashi 22
#4 Kasahara Atsuhito 17
#5 Homma Yuta 16
#6 Uehara Keiichi 16
#7 Tomihisa Shota 16
#8 Segawa Akihiro 12
#9 Shintani Hiroshi 12
#10 Hatanaka Hironobu 11

Latest patents

Publication Filing date Title
JP2020200280A Sunscreen cosmetics
JP2020169156A Cosmetic
WO2019138943A1 Cosmetic base material and cosmetic containing said cosmetic base material
JP2020007279A Oil-in-water type emulsion cosmetic
JP2020002038A Oil-in-water type emulsion cosmetic
JP2019218325A Hair cosmetic
JP2019199443A Hair cosmetics
JP2019189583A Cosmetic base material, and hair cosmetic and skin-whitening agent containing the cosmetic base material
JP2019142790A Skin whitening cosmetic
JP2019104706A Hair cosmetic
JP2018205012A Estimation method of manageability of hair and screening method of raw material for cosmetic that imparts manageability to hair
JP2018184347A Composition for hair cosmetics and hair cosmetics containing the composition for hair cosmetic
JP2018095622A Oily hair cosmetic composition and oily hair cosmetic containing the oily hair cosmetic composition
JP2018070508A Cosmetics or skin external preparations which is excellent in collagen production promoting effect
JP2018052828A Cosmetic
JP2018012655A Collagen production promotor, and skin cosmetic containing the collagen production promotor
JP2017218392A Cosmetic base material, and cosmetic containing the cosmetic base material
JP2017132713A Cosmetic base and cosmetic containing the cosmetic base
JP2017088526A 3-o-alkyl glyceryl ascorbic acid and use thereof
JP2017066053A Hair cosmetic