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SAKURA COLOR PROD CORP

Overview
  • Total Patents
    1,793
  • GoodIP Patent Rank
    6,157
  • Filing trend
    ⇩ 24.0%
About

SAKURA COLOR PROD CORP has a total of 1,793 patent applications. It decreased the IP activity by 24.0%. Its first patent ever was published in 1967. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets basic materials chemistry, consumer goods and machines are SCHWAN BLEISTIFT FABRIK A G, DONG A TEACHING MATERIALS CO L and TRUECOLOR STATIONERY CO LTD.

Patent filings per year

Chart showing SAKURA COLOR PROD CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Inoue Hiroshi 156
#2 Nakatani Yasunori 142
#3 Fukuo Hidetoshi 123
#4 Yasunaga Masahiro 98
#5 Kobayashi Nobuaki 84
#6 Omatsu Takeshi 80
#7 Yoshimura Yasuyuki 78
#8 Inoue Shigeyasu 78
#9 Yamamoto Hiroyoshi 74
#10 Kurihara Norimasa 60

Latest patents

Publication Filing date Title
WO2020262116A1 Eraser
WO2020218078A1 Layered body and indicator
JP2020180963A Laminate and indicator
JP2020076050A Composition for discolorable time lapse indicator and discolorable time lapse indicator using the same
WO2019235357A1 Plasma treatment detection composition and plasma treatment detection indicator using same
JP2019210468A Composition for detecting plasma treatment, and indicator for detecting plasma treatment using the same
JP2020172030A Applicator and brush tip fixture
JP2019137850A Water color composition
JP2020118510A Composition for color change indicator over time and color change indicator over time using the same
JP2020104339A Writing instrument
WO2019117125A1 Eraser
US2020369869A1 Eraser
JP2020093983A Manicure composition
JP2020083353A Storage container
JP2020083790A Aqueous manicure composition
JP2020083791A Aqueous manicure composition
JP2020055771A Curable gel nail composition, gel nail base layer, and method of providing gel nail
JP2020055772A Curable gel nail composition, gel nail base layer, gel nail, and gel nail composition set
JP2020026118A Solid drawing material, teaching method and drawing method
JP2019032313A Indicator and its manufacturing method