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AICHI STEEL WORKS LTD

Overview
  • Total Patents
    1,769
  • GoodIP Patent Rank
    9,685
  • Filing trend
    ⇧ 13.0%
About

AICHI STEEL WORKS LTD has a total of 1,769 patent applications. It increased the IP activity by 13.0%. Its first patent ever was published in 1967. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, electrical machinery and energy and environmental technology are SUMITOMO METAL IND, KAWASAKI STEEL CO and AICHI STEEL CORP LTD.

Patent filings per year

Chart showing AICHI STEEL WORKS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Motokura Yoshinobu 288
#2 Furuta Osamu 106
#3 Yamamoto Michiharu 95
#4 Arai Kazuo 79
#5 Honkura Yoshinobu 67
#6 Aoyama Hitoshi 65
#7 Nomura Kazue 65
#8 Mitarai Hiroshige 54
#9 Iwama Naoki 52
#10 Nagao Tomohiko 50

Latest patents

Publication Filing date Title
JP2020204264A Execution method of magnetic marker
JP2021002299A Magnetic marker and method for using magnetic marker
JP2021002300A Marker holder and marker laying method
JP2020199531A Drawing die, drawing method, and design method for drawing die
JP2020192580A Siding roller guide device and siding method
JP2020171092A Manufacturing method of assembly of magnet and housing with elastic deformability
JP2020156203A Device and method for manufacturing magnet member
JP2020152938A Forging member for nitriding and its manufacturing method, as well as surface hardened forging member and its manufacturing method
JP2020147798A Forging component and its manufacturing method, as well as connection rod
JP2020142288A Punching punch, forging device including the same, and forging method using the same
JP2020144619A Abnormality detecting device and abnormality detecting method
JP2020111802A Method for manufacturing surface hardened steel component
JP2020111804A Carbonitrided steel component
JP2020111803A Method for manufacturing surface hardened steel component
JP2020094231A Manufacturing method of carburized steel part
JP2020090944A Solar power generation system
JP2020090943A Solar power generation system
JP2020084216A Cyclic steel raw material and manufacturing method therefor
JP2020070480A Magneto-sensitive wire for magnetic sensor and its production method
JP2020057301A Magnetic marker system