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JFE STEEL CORP

Overview
  • Total Patents
    24,277
  • GoodIP Patent Rank
    109
  • Filing trend
    ⇩ 10.0%
About

JFE STEEL CORP has a total of 24,277 patent applications. It decreased the IP activity by 10.0%. Its first patent ever was published in 1990. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets materials and metallurgy, surface technology and coating and machine tools are BAOSHAN IRON & STEEL CO LTD, NIPPON STEEL & SUMITOMO METAL CORP and WUHU YONGFAN PRECISION MOULD TECH CO LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Funakawa Yoshimasa 695
#2 Kojima Katsumi 532
#3 Oda Yoshihiko 492
#4 Suzuki Yoshitsugu 446
#5 Hase Kazukuni 440
#6 Nakamaru Hiroki 387
#7 Nagataki Yasunobu 382
#8 Kaneko Shinjiro 382
#9 Kawasaki Yoshiyasu 376
#10 Miki Yuji 364

Latest patents

Publication Filing date Title
WO2021079971A1 Method for manufacturing continuous casting mold
WO2021079791A1 Electromagnetic steel sheet with insulation coating film
WO2021079753A1 High-strength steel sheet and method for manufacturing same
WO2021079754A1 High-strength steel sheet, and method for producing same
WO2021079756A1 High-strength steel sheet and method for producing same
WO2021079755A1 High-strength steel sheet and production method therefor
WO2021070835A1 Resistance spot welding method and method for manufacturing welded member
WO2021070836A1 Resistance spot welding method and method for manufacturing welded member
WO2021070690A1 Boron nitride powder, method for producing boron nitride powder, resin material, and method for producing resin material
WO2021070647A1 Laminate, organic thin film solar cell, method for manufacturing laminate, and method for manufacturing organic thin film solar cell
WO2021070639A1 High-strength steel sheet, impact absorbing member, and method for manufacturing high-strength steel sheet
WO2021070640A1 High-strength steel sheet, shock-absorbing member, and method for producing high-strength steel sheet
WO2021060176A1 Double-sided friction stir welding method; cold-rolled steel strip and plated steel strip manufacturing method; double-sided friction stir welding device; and cold-rolled steel strip and plated steel strip manufacturing equipment
WO2021054426A1 Bearing box for rotating roll that carries high-temperature object
WO2021065583A1 Metal strip quenching device, metal strip quenching method, and method for producing metal strip product
WO2021060173A1 Clad steel sheet and method for manufacturing same
WO2021065555A1 Non-oriented electromagnetic steel sheet and method for manufacturing same
WO2021065493A1 Rectangular steel pipe and method for manufacturing same, and building structure
WO2021054345A1 Thick steel sheet, and method for producing same
WO2021054344A1 Thick steel sheet, and method for producing thick steel sheet