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NIPPON STEEL CORP

Overview
  • Total Patents
    82,159
  • GoodIP Patent Rank
    283
  • Filing trend
    ⇧ 220.0%
About

NIPPON STEEL CORP has a total of 82,159 patent applications. It increased the IP activity by 220.0%. Its first patent ever was published in 1962. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, machine tools and environmental technology are POSCO CO LTD, TATA STEEL NEDERLAND TECHNOLOGY BV and JFE STEEL CORP.

Patent filings per year

Chart showing NIPPON STEEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogawa Shigeru 532
#2 Kanai Hiroshi 447
#3 Miyasaka Akihiro 386
#4 Ushigami Yoshiyuki 378
#5 Tamehiro Hiroshi 376
#6 Takahashi Manabu 369
#7 Senuma Takehide 366
#8 Terada Yoshio 350
#9 Tanaka Osamu 347
#10 Ishikawa Tadashi 343

Latest patents

Publication Filing date Title
WO2021075501A1 Valve spring
WO2021075500A1 Damper spring
WO2021075509A1 Steel wire
WO2021070951A1 Cold-rolled steel sheet and method for producing same
WO2021070925A1 Steel sheet and method for manufacturing same
WO2021070795A1 Rotor, rotor design method, and rotor manufacturing method
WO2021066192A1 Welded joint and automobile component
WO2021066183A1 Metal-(fiber-reinforced resin material) complex, metal-(fiber-reinforced resin) complex unit, method for producing metal-(fiber-reinforced resin material) complex, and automotive component
WO2021066180A1 Lower structure of automobile
WO2021066141A1 Coil skid, and method for manufacturing steel plate
WO2021070735A1 Alloy material and seamless pipe for oil well
WO2021066112A1 Battery cell case and battery manufacturing method using same
WO2021060483A1 Structural member, structural member manufacturing method, and structural member manufacturing device
WO2021060274A1 Method for manufacturing press-formed article, press-formed article, and press-forming device
WO2021054451A1 Non-oriented electromagnetic steel sheet
WO2021054450A1 Non-oriented electromagnetic steel sheet and surface treatment agent for non-oriented electromagnetic steel sheet
WO2021054409A1 Grain-oriented electromagnetic steel sheet
WO2021054408A1 Method for manufacturing grain-oriented electrical steel sheet
WO2021054371A1 Oriented electromagnetic steel sheet
WO2021049670A1 Automobile exterior panel reinforcement structure