JFE Steel Corporation

Japon


 
Quantité totale PI 5 545
Quantité totale incluant filiales 5 718 (+ 199 pour les filiales)
Rang # Quantité totale PI 176
Note d'activité PI 4,2/5.0    3 885
Rang # Activité PI 161
Activité incl filiales 3,9/5.0    3 979
Parent JFE Holdings, Inc.
Classe Nice dominante Métaux communs et minerais; obje...

Brevets

Marques

1 616 7
388 3
3 515 16
0
 
Dernier brevet 2023 - Optimization analysis method and...
Premier brevet 1984 - Screw joint coupling for oil pipes
Dernière marque 2022 - JETQ
Première marque 1986 - FOX

Filiales

4 subsidiaries with IP (198 patents, 1 trademarks)

2 subsidiaries without IP

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Industrie (Classification de Nice)

Derniers inventions, produits et services

2022 Invention Misalignment measurement system, production equipment for welded steel pipe, imaging terminal, im...
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 Non-oriented electrical steel sheet and method for producing same, and method for producing motor...
Invention Method of manufacturing grain-oriented magnetic steel sheet, and grain-oriented magnetic steel sh...
Invention Mechanical joint, steel pipe, structure, method of constructing structure, method of fixing mecha...
Invention Resistance spot welded member, and resistance spot welding method for same. FeFeFeFeFe≥20 Formula...
Invention Body lower structure and side sill structure for automotive vehicle. A body lower structure for a...
Invention Guide device, guidance method, measurement device, product production equipment, measurement meth...
Invention Information processing method, information processing device, information processing system, info...
Invention Jig for assessing delayed fracture, method for assessing delayed fracture in sheared end surface,...
Invention Hot-rolled steel strip annealing method. A hot-rolled steel strip annealing method is provided th...
Invention Production method for grain-oriented electrical steel sheet. 2222 during a period spanning from t...
Invention Finish annealing facility for electromagnetic steel sheet, finish annealing method and production...
Invention Cold rolled steel sheet. Provided is a cold rolled steel sheet that has a remarkably reduced fric...
Invention Valuable element recovery mehtod. Provided is a valuable element recovery method, whereby it beco...
Invention Multiple-step insertion joint, steel pipe with joint, structure, method of constructing structure...
Invention Thick steel sheet and manufacturing method therefor. Provided is a thick steel sheet that has exc...
Invention Method for determining conformity of rolling mill roller, method for rolling metal strip, and met...
Invention Method for estimating post-reaction strength of coke and method for producing coke. 222 atmospher...
Invention Non-oriented electromagnetic steel plate and manufacturing method thereof. In the present inventi...
Invention Hot-pressed member. 255 and Zn, and a Zn-containing oxide layer disposed on the plating layer, wh...
Invention Hot-pressed member. 25255 is at least 10 mass%.
Invention Internal structure for side sills. This internal structure 1 for side sills is for a side sill 10...
Invention Device for estimating amount of slag in furnace, method for estimating amount of slag in furnace,...
Invention Automobile battery case protection structure and floor crossmember. An automobile battery case pr...
Invention Floor crossmember. A floor crossmember 1 according to the present invention is provided in a car ...
Invention Method for suppressing fatigue crack progression in bent section of metal plate and automobile co...
Invention Method for operating methane gas generation device, method for operating blast furnace, method fo...
Invention Electromagnetic soft iron bar steel. Provided is a steel material having excellent cold workabili...
2021 Invention Soft magnetic iron. The present invention provides a technology that achieves high levels of both...
Invention Corrosion sensor designing method, corrosion sensor manufacturing method, and corrosion sensor. ...
Invention Dual-phase stainless steel and dual-phase stainless steel seamless pipe. A dual-phase stainless ...
Invention Method for detecting fluctuation of solidified layer and method for operating blast furnace. A m...
Invention Steel sheet, member, and method for producing them. A steel sheet having a tensile strength (TS)...
Invention Steel sheet, member, and method for producing them. A steel sheet with a tensile strength (TS) o...
Invention Decarburization refining method for molten steel under reduced pressure. A decarburization refin...
Invention Optimization analysis method and apparatus of adhesive position in automotive body. An optimizat...
Invention Arc welded joint and arc welding method. Provided are an arc welded joint and an arc welding met...
Invention Product information determining method, manufacturing method, system and product information dete...
Invention High-strength hot-rolled steel sheet and method for manufacturing the same. After low-temperatur...
Invention Optimal calculation method of energy operating condition in iron mill, optimal calculation device...
Invention Electric resistance welded steel pipe, method for manufacturing the same, and automotive structur...
Invention Stainless steel seamless pipe and method for manufacturing stainless steel seamless pipe. Provid...
Invention Photographing condition determining method for metal structure, photographing method for metal st...
Invention Electrical steel sheet machining method, motor, and motor core production method. Provided is a ...
Invention Method for shape control in rolling mill and device for shape control in rolling mill. A method ...
2020 Invention Method for identifying necking limit strain of metal sheet. A method for identifying a necking l...
Invention Press forming method and press formed product. A press forming method includes: press forming a ...
Invention Mixed powder for powder metallurgy. A mixed powder for powder metallurgy comprises: an iron-base...
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