JFE Steel Corporation

Japan


 
Total IP 5,950
Total IP incl. subs 6,118 (+ 201 for subs)
Total IP Rank # 164
IP Activity Score 4.2/5.0    4,134
IP Activity Rank # 145
IP AS incl. subs 4/5.0    4,212
Parent Entity JFE Holdings, Inc.
Dominant Nice Class Common metals and ores; objects ...

Patents

Trademarks

1,741 9
391 5
3,787 17
0
 
Last Patent 2024 - Molten iron refining method
First Patent 1984 - Screw joint coupling for oil pipes
Last Trademark 2024 - Bobcat Device
First Trademark 1986 - FOX

Subsidiaries

4 subsidiaries with IP (200 patents, 1 trademarks)

2 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 G/S Iron and steel, all being unwrought or semi-wrought; Steel pipes and tubes for oilwells; Steel pi...
G/S Unwrought or semi-wrought iron; Unwrought or semi-wrought iron alloy; Unwrought or semi-wrought s...
G/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 manufacturing press-molded article. Provided is a method for manufacturing a press-mol...
Invention Method for producing carbonaceous lump. Provided is a method for producing a high-strength carbon...
Invention Furnace temperature control device, furnace temperature control method, and coke manufacturing me...
Invention Rolling mill. The rolling mill according to the present invention is provided with a pair of uppe...
Invention Method for recovering valuable element and method for producing metal. 22 are added to an oxide w...
Invention Valuable element recovery method and metal production method. 2222) of 0.50 or less.
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 Galvanized steel sheet and manufacturing method therefor. The purpose of the present disclosure i...
Invention Alternating-current electric motor inspection device, and alternating-current electric motor insp...
Invention Microbiologically assisted cracking-resistant low-alloy steel. Provided is a microbiologically as...
Invention Surface-treated steel sheet and method for producing same. The present invention provides a surfa...
Invention Method for producing sintered ore. The present invention proposes a method for producing a sinter...
Invention Equipment for cutting steel strips, cold rolling equipment, method for cutting steel strips, and ...
Invention Steel strip cutting equipment and cold-rolling equipment. Provided are steel strip cutting equipm...
2022 G/S Common metals and their alloys; steels; high-strength steels for automotive applications, in part...
G/S Common metals and their alloys; steels; high-strength steels for automotive applications, in par...
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 and a me...
Invention Molten iron refining method. A molten iron refining method that prevents a cold iron source from...
Invention Hot-dip galvanized steel sheet and manufacturing method therefor. Provided is a hot-dip galvaniz...
Invention Steel sheet and production method therefor. Provided is a steel sheet having excellent workabili...
Invention Chromium-containing steel sheet for current collector of nonaqueous electrolyte secondary battery...
Invention Continuous casting method of steel. A continuous casting method of steel of continuously casting...
Invention Surface-treated steel sheet and method of producing the same. It is provided a surface-treated s...
Invention Laser welding method and laser welding apparatus for si-containing steel sheets. A laser welding...
Invention Threaded steel pipe or tube and production method therefor. To alleviate stress exerted on a thr...
Invention Method of detecting chattering in cold rolling mill, chattering detecting device for cold rolling...
Invention Cold rolling method and method for producing cold-rolled steel sheet. Provided is a cold rolling...
Invention Submerged arc welding wire and method for producing weld joint using the same. A submerged arc w...
Invention Grain-oriented electrical steel sheet and production method therefor. Provided is a grain-orient...
Invention Cold rolling method, cold rolling equipment, and cold-rolled steel sheet manufacturing method. A...
Invention Method of evaluating central segregation in steel. A method of evaluating central segregation in...
Invention Method of calculating residual stress. A method of calculating residual stress includes: measuri...
Invention Shape change prediction method of press formed part. A shape change prediction method of a press...
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 Trigger condition determination method for time series signal, abnormality diagnosis method for e...
Invention High strength steel sheet, impact absorbing member, and method for manufacturing high strength st...
Invention Method for producing molten iron using electric furnace. An electric furnace with energy utiliza...
2019 G/S Galvanized steel sheets; plated steel sheets; color steel sheets; iron and steel; iron, unwrough...
2018 G/S Lubricants for use in the construction of oil and gas wells and pipelines; preparations for redu...
2013 G/S Junctions of metal for pipes; pipe joint of metal; metal flanges; collars of metal for fastening ...
G/S Junctions of metal for pipes; pipe joints of metal; metal flanges; collars of metal for fastenin...
G/S [ Junctions of metal for pipes; pipe joints of metal; metal flanges; collars of metal for fasteni...
G/S Metals in powder form; unwrought or semi-wrought iron; unwrought or semi-wrought steel; steel sh...
2012 G/S Electrical steel sheets and strips; magnetic steel sheets and strips; silicon steel sheets and st...
G/S Electrical steel sheets and strips; magnetic steel sheets and strips; silicon steel sheets and s...
G/S Plating steel plates and sheets; color steel plates and sheets; wall linings of metal; gratings ...
2011 G/S High-tensile steels sheets for automotive applications namely, transportation vehicles; high-tens...
2007 G/S METAL MACHINING, NAMELY, METAL CUTTING, METAL SHAPING, NAMELY, PRESS-FOLDING AND ROLLED-SHEET BEN...
G/S Metal press working, rental of pressing machine for metal processing, cut cutting punching moldi...
2005 G/S Metallic pipes for use in the drilling or servicing of, or production from, oil or gas wells; met...
G/S Metallic pipes for use in the drilling or servicing of, or production from, oil or gas wells; me...
1986 G/S PIPE JOINTS FOR OIL DRILLING