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TOHO TENAX CO LTD

Overview
  • Total Patents
    657
  • GoodIP Patent Rank
    22,672
  • Filing trend
    ⇩ 50.0%
About

TOHO TENAX CO LTD has a total of 657 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1998. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets machines, textiles and paper and macromolecular chemistry and polymers are ICI COMPOSITES INC, TOHCELLO CO LTD and BUSCH DETLEF.

Patent filings per year

Chart showing TOHO TENAX CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshikawa Hidekazu 72
#2 Kaneko Toru 67
#3 Oyama Taro 58
#4 Shimazaki Kenji 53
#5 Matsuki Toshitsugu 39
#6 Takami Yusuke 37
#7 Umemoto Sadataka 37
#8 Shima Kentaro 36
#9 Tanaka Shintaro 35
#10 Suzuki Takaya 35

Latest patents

Publication Filing date Title
JP2018009280A Sizing agent-stuck carbon fiber bundle and method for producing the same and method for producing pressure container using the sizing agent-bonded carbon fiber bundle
JP2017165991A Prepreg, manufacturing method therefor, manufacturing method of composite material
JP2018062540A Thermosetting resin composition, prepreg, fiber-reinforced composite material, and method for producing the same
JP2017227547A Nondestructive inspection method of honeycomb sandwich body, and manufacturing method of honeycomb sandwich body
JP2017213803A Manufacturing method of molded body
JP2017193791A Carbon fiber and method for producing the same
JP2017190379A Prepreg, reinforced fiber, fiber-reinforced composite material, and method for producing prepreg
JP2017190380A Method for producing prepreg
WO2016159147A1 Epoxy resin composition, prepreg, carbon fiber-reinforced composite material, and manufacturing methods therefor
JP2017146201A Monitoring device and monitoring method
JP2017146200A Monitoring device and monitoring method
JP2017137603A Carbon fiber, manufacturing method of carbon fiber with sizing agent adhered
JP2017137590A Manufacturing method of carbon fiber
JP2017132878A Manufacturing method of prepreg
JP2017089050A Method for producing carbon fiber and method for producing flame-resistant fiber
EP3176205A1 Prepreg and fiber reinforced composite material
JP2016203397A Method for producing prepreg
JP2016199681A Fiber-reinforced composite material
JP2016199682A Fiber-reinforced composite material
JP2016196156A Prepreg and fiber-reinforced composite material