JFE Steel Corporation

Japon


 
Quantité totale PI 5 970
Quantité totale incluant filiales 6 138 (+ 204 pour les filiales)
Rang # Quantité totale PI 164
Note d'activité PI 4,2/5.0    4 158
Rang # Activité PI 143
Activité incl filiales 4/5.0    4 235
Parent JFE Holdings, Inc.
Classe Nice dominante Métaux communs et minerais; obje...

Brevets

Marques

1 747 9
391 5
3 801 17
0
 
Dernier brevet 2024 - Converter steelmaking method
Premier brevet 1984 - Screw joint coupling for oil pipes
Dernière marque 2024 - Bobcat Device
Première marque 1986 - FOX

Filiales

4 subsidiaries with IP (203 patents, 1 trademarks)

2 subsidiaries without IP

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Industrie (Classification de Nice)

Derniers inventions, produits et services

2024 P/S Iron and steel, all being unwrought or semi-wrought; Steel pipes and tubes for oilwells; Steel pi...
P/S Unwrought or semi-wrought iron; Unwrought or semi-wrought iron alloy; Unwrought or semi-wrought s...
P/S Robots for cleaning powders; cleaning robots and parts and fittings therefor; industrial robots;...
2023 Invention Method for charging raw materials into blast furnace. A method for charging raw materials into a...
Invention Method for producing grain-oriented electromagnetic steel sheet, and hot rolled sheet for grain-o...
Invention Coating drug for forming solid lubricating film, production method for said coating drug, oil wel...
Invention Oil well pipe, oil well pipe screw joint, and coating material. Provided is an oil well pipe scre...
Invention Chemical agent for forming solid lubrication coating, chemical agent production method, chemical ...
Invention Method for manufacturing press-molded article. Provided is a method for manufacturing a press-mol...
Invention Stress-strain relationship inference method and springback prediction method, and press formed ar...
Invention Method for producing carbonaceous lump. Provided is a method for producing a high-strength carbon...
Invention Annealing facility, and method for manufacturing grain-oriented electromagnetic steel sheet. Prov...
Invention Material discharge control device and material charging device. This material discharge control d...
Invention Press forming analysis method, press forming fracture determining method for press-formed article...
Invention Cold-rolling method and cold-rolling equipment. This cold-rolling method includes a calculation s...
Invention Rolling mill. The rolling mill according to the present invention is provided with a pair of uppe...
Invention Method for denitrifying melted steel. 1211.
Invention Automotive body vibration characteristic testing method and device. In an automotive body vibrati...
Invention Thick steel sheet and method for producing same. 00 of 70 J or more at 0°C and an Mn concentratio...
Invention Manufacturing equipment for metal band, acceptability determination method for metal band, and ma...
Invention Granular metal production device. A granular metal production device with which it is possible to...
Invention Austenitic/ferritic dual-phase stainless steel sheet for fuel cell separator. Provided is a stain...
Invention Method for producing sintered ore. The present invention proposes a method for producing a sinter...
Invention Friction stir joining method for electromagnetic steel strip, method for manufacturing electromag...
Invention Electromagnetic steel strip friction stir welding method, electromagnetic steel strip manufacturi...
2022 P/S Common metals and their alloys; steels; high-strength steels for automotive applications, in part...
P/S Common metals and their alloys; steels; high-strength steels for automotive applications, in par...
Invention Component for solid oxide fuel cell. Disclosed is a component for solid oxide fuel cells that is...
Invention Thick steel sheet and manufacturing method therefor. 00 at 0°C being 70 J or greater.
Invention Furnace wall shape measurement method for coke oven and furnace wall repair method for coke oven....
Invention Production method for reduced iron. The present invention proposes a production method for reduce...
Invention Non-fired pellets for reduction, and method for manufacturing same. 2322322323222 in the non-fire...
Invention Sintered ore and method for producing same, and sintered ore for hydrogen reduction and method fo...
Invention Powder for annealing separator and production method for grain-oriented electrical steel sheet us...
Invention Submerged arc welded joint. A submerged arc welded joint in a high-Mn content steel material tha...
Invention Method for detecting abnormal vibration of rolling mill, apparatus for detecting abnormality of r...
Invention Method of manufacturing grain-oriented electrical steel sheet and rolling apparatus for manufactu...
2021 Invention Steel sheet, member, and methods for manufacturing the same. Provided are a steel sheet having h...
Invention Steel sheet, member, and methods for manufacturing the same. Provided are a steel sheet and a me...
Invention Converter steelmaking method. A converter steelmaking method has molten pig iron subjected to de...
Invention Molten iron refining method. A molten iron refining method that prevents a cold iron source from...
Invention Chromium-containing steel sheet for current collector of nonaqueous electrolyte secondary battery...
Invention Refining method of molten iron and manufacturing method of molten steel using same. Proposed is ...
Invention Surface-treated steel sheet and method of producing the same. It is provided a surface-treated s...
Invention Continuous casting method of steel. A continuous casting method of steel of continuously casting...
Invention Method of detecting chattering in cold rolling mill, chattering detecting device for cold rolling...
Invention Grain-oriented electrical steel sheet and production method therefor. Provided is a grain-orient...
Invention Method of evaluating central segregation in steel. A method of evaluating central segregation in...
Invention Shape change prediction method of press formed part. A shape change prediction method of a press...
Invention Press forming method. A press forming method for suppressing wall camber of a side wall portion ...
Invention Delayed fracture characteristic evaluation method and program. To further enhance the evaluation...
Invention Converter blowing control method and converter blowing control system. A converter blowing contr...
2020 Invention High strength steel sheet, impact absorbing member, and method for manufacturing high strength st...
2019 P/S Galvanized steel sheets; plated steel sheets; color steel sheets; iron and steel; iron, unwrough...
2018 P/S Lubricants for use in the construction of oil and gas wells and pipelines; preparations for redu...
2013 P/S Junctions of metal for pipes; pipe joint of metal; metal flanges; collars of metal for fastening ...
P/S Junctions of metal for pipes; pipe joints of metal; metal flanges; collars of metal for fastenin...
P/S [ Junctions of metal for pipes; pipe joints of metal; metal flanges; collars of metal for fasteni...
P/S Metals in powder form; unwrought or semi-wrought iron; unwrought or semi-wrought steel; steel sh...
2012 P/S Electrical steel sheets and strips; magnetic steel sheets and strips; silicon steel sheets and st...
P/S Electrical steel sheets and strips; magnetic steel sheets and strips; silicon steel sheets and s...
P/S Plating steel plates and sheets; color steel plates and sheets; wall linings of metal; gratings ...
2011 P/S High-tensile steels sheets for automotive applications namely, transportation vehicles; high-tens...
2007 P/S METAL MACHINING, NAMELY, METAL CUTTING, METAL SHAPING, NAMELY, PRESS-FOLDING AND ROLLED-SHEET BEN...
P/S Metal press working, rental of pressing machine for metal processing, cut cutting punching moldi...
2005 P/S Metallic pipes for use in the drilling or servicing of, or production from, oil or gas wells; met...
P/S Metallic pipes for use in the drilling or servicing of, or production from, oil or gas wells; me...
1986 P/S PIPE JOINTS FOR OIL DRILLING