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KUREHA CORP

Overview
  • Total Patents
    2,973
  • GoodIP Patent Rank
    1,276
  • Filing trend
    ⇧ 60.0%
About

KUREHA CORP has a total of 2,973 patent applications. It increased the IP activity by 60.0%. Its first patent ever was published in 1996. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and environmental technology are UBE INDUSTRIES, ZEON CORP and TORAY BATTERY SEPARATOR FILM.

Patent filings per year

Chart showing KUREHA CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sato Hiroyuki 246
#2 Sonobe Naohiro 208
#3 Tada Yasuhiro 207
#4 Takahashi Takeo 199
#5 Kobayashi Shota 147
#6 Yamane Kazuyuki 145
#7 Okura Masayuki 143
#8 Seki Takayuki 141
#9 Sakabe Hiroshi 105
#10 Miyake Taiji 96

Latest patents

Publication Filing date Title
WO2021066107A1 Antibacterial molded article and method for manufacturing same
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WO2020203230A1 Vinylidene-fluoride-based polymer composition obtained using non-fluorinated surfactant and production method therefor
WO2021014671A1 Resin composition for temperature sensor, and element for temperature sensor
JP2020104107A Resin structure, and production method of resin structure
WO2020145017A1 Method for continuously producing aromatic polyether
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WO2020090828A1 Gel electrolyte and nonaqueous electrolyte secondary battery
WO2020121632A1 Antibacterial molded article and use thereof
WO2020054548A1 Resin dispersion electrolyte solution, polymer gel electrolyte, production method for polymer gel electrolyte, secondary battery, and production method for secondary battery
WO2020054546A1 Resin dispersion electrolyte solution, polymer gel electrolyte, production method for polymer gel electrolyte, secondary battery, and production method for secondary battery
WO2020045614A1 Method for producing cyclic polysilane compound
WO2020032109A1 Molded resin object, method for producing molded resin object, and sterilization method
WO2020054274A1 Electrode mix, method for producing electrode mix, and method for producing electrode
WO2020017561A1 Particulate vinylidene-fluoride-based polymer and method for producing particulate vinylidene-fluoride-based polymer