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TOKYO TEKKO KK

Overview
  • Total Patents
    288
  • GoodIP Patent Rank
    82,413
  • Filing trend
    ⇩ 83.0%
About

TOKYO TEKKO KK has a total of 288 patent applications. It decreased the IP activity by 83.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, Republic of Korea and Taiwan. Its main competitors in its focus markets civil engineering, machines and materials and metallurgy are TUBE TECHNOLOGY PTY LTD, BEULAH H BATES and CARRAHER JOHN M.

Patent filings per year

Chart showing TOKYO TEKKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mochizuki Hitoshi 21
#2 Abe Yasuharu 21
#3 Masuda Tomomi 21
#4 Fujishima Sakae 21
#5 Nihei Takayuki 20
#6 Imai Hiroshi 19
#7 Kosone Shigeo 16
#8 Sasaki Hiroyuki 15
#9 Koshiji Masato 15
#10 Matsumoto Tsutomu 14

Latest patents

Publication Filing date Title
JP2020204207A Precast column-beam structure and its manufacturing method
JP2020002640A Brace
JP2019112780A Joint for reinforcing bar
JP2019027182A Joint for screw reinforcement
WO2018198388A1 Reinforcement cage and shape restoring method for reinforcement cage
JP2016180266A Pile cage
JP2016180267A Pile cage and holding member thereof
JP2016094753A Shear reinforcement and reinforcement assembly
JP2016093859A Screwing fixture and method for screwing joint to screw reinforcement
JP2016089498A Connection method for vertical reinforcement cage
JP2016075030A Marking jig for reinforcing bar
JP2015038305A Seal member for coupling reinforcement
JP2016003438A Metal fixture for screw reinforcement and fixing method therefor
JP2016003439A Method for fixing metal fixture on reinforcement
JP2015196980A Reinforcement connector
JP2015151733A Method of connecting coupler and steel bar, and connection structure
JP2015151732A Method and device for circumferentially introducing prestress, and reinforced concrete body
JP2014181444A Seal member for coupling reinforcements together
CN104204377A Reinforcement assembly and shear reinforcing bars used for reinforced concrete structure
JP2013204343A Reinforcement cage erection method and temporary fixing device