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KONOSHIMA CHEMICAL

Overview
  • Total Patents
    280
  • GoodIP Patent Rank
    23,335
  • Filing trend
    ⇩ 22.0%
About

KONOSHIMA CHEMICAL has a total of 280 patent applications. It decreased the IP activity by 22.0%. Its first patent ever was published in 1970. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets materials and metallurgy, macromolecular chemistry and polymers and basic materials chemistry are LUOYANG ZHONGCHAO NEW MAT SHARES CO LTD, SHIRAISHI CHUO KENKYUSHO KK and HEBEI COREFRA SILICON NITRIDE MAT CO LTD.

Patent filings per year

Chart showing KONOSHIMA CHEMICALs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Matsui Seiji 46
#2 Yagi Hideki 39
#3 Ishimaru Hiroshi 37
#4 Yanagitani Takagimi 33
#5 Yanagiya Takakimi 27
#6 Nakamura Masashi 23
#7 Takahashi Fumiyoshi 20
#8 Kuroki Toshihiro 20
#9 Matsumoto Yasuhiro 19
#10 Arakawa Shuichi 16

Latest patents

Publication Filing date Title
JP2019199796A Building material fixture
JP2020125647A Eaves soffit structure
JP2020125607A Eaves soffit structure
JP2020121896A Additive for PMMA and PMMA resin composition
JP2019210795A Eaves structure and eaves side support member
JP2019108783A Eaves soffit structure and eaves edge side support member
JP2020040859A Magnesium hydroxide particles and method for producing the same
WO2019130622A1 Eave soffit structure and eaves-edge side support member
US2020056096A1 Alumina hydrate particles, flame retardant, resin composition and electric wire/cable
JP2019127735A Eaves soffit structure, support member on eaves edge side and support member on eaves base side
JP2019120110A Eaves soffit structure and support member
WO2018105598A1 Ceramic composition
WO2018079645A1 Oxide nanosheet and method for producing same
JP2019038724A Highly-dispersible basic magnesium carbonate powder and production method thereof
JP2019038725A Acicular anhydrous magnesium carbonate, production method thereof, and resin composition
WO2018030225A1 Magnesium oxide granules
JP2019026488A Tychite particle, method for producing tychite particle and use of tychite particle
JP2019019038A Silver oxide and its production method
CN109312215A Terres rares oxysulfide cold storage medium
CN109348712A Magnesium oxide powder and its manufacturing method