Nippon Steel Corporation

Japan


 
Total IP 6,220
Total IP incl. subs 6,236 (+ 20 for subs)
Total IP Rank # 169
IP Activity Score 4.3/5.0    4,432
IP Activity Rank # 133
Stock Symbol
ISIN JP3381000003
Market Cap. 1970966587748.0  (JPY)
Industry Steel
Sector Basic Materials
Dominant Nice Class Common metals and ores; objects ...

Patents

Trademarks

2,735 81
458 44
2,791 95
16
 
Last Patent 2025 - Hot-rolled steel sheet
First Patent 1975 - Drive spindle for a rolling mill...
Last Trademark 2025 - NSafe
First Trademark 1965 - ZINKOTE

Subsidiaries

2 subsidiaries with IP (20 patents, 0 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 G/S Balls of steel; Building boards of metal namely, ceiling boards, floor boards; Cast iron, unwroug...
G/S Research and development services relating to computer software; providing online non-downloadabl...
G/S Measuring or testing machines and instruments; telecommunication machines and apparatus; compute...
2024 Invention Ni-based alloy tube. The present invention provides an Ni-based alloy tube which is capable of ac...
Invention Welded joint, method for manufacturing welded joint, and automotive component. This welded joint ...
Invention Duplex stainless steel material. Provided is a duplex stainless steel material having high streng...
Invention Non-oriented electrical steel sheet and method for producing same. (110)(200)(222)(110)(200)(222)...
Invention Ni-based alloy tube. Provided is an Ni-based alloy tube that has excellent corrosion resistance a...
Invention Titanium material and method for manufacturing titanium material. A titanium material according t...
Invention Spot-weld joint and method for manufacturing spot-weld joint. A spot-weld joint according to one ...
Invention Threaded joint. Provided is a threaded joint having excellent sealing performance even at extreme...
Invention Structural member. A structural member (100) comprises a member main body (10) and reinforcing pl...
Invention Non-oriented electrical steel sheet and method for producing same. A non-oriented electrical stee...
Invention Metal component manufacturing method, and metal component. Provided is a metal component manufact...
Invention Method for manufacturing structural member, structural member, and die set. A structural member (...
Invention Stainless steel material. The present invention provides a stainless steel material which has hig...
Invention Reduced iron production method and reduced iron production device. This reduced iron production m...
Invention Blast furnace operation method. One aspect of the present disclosure relates to a blast furnace o...
Invention Disk brake device for railway vehicle. Provided is a disc brake device for a railway vehicle capa...
Invention Reduced iron production method. According to one aspect of the present disclosure, this reduced i...
G/S Steel sheets; steel plates; steel alloys; sheet piles of metal; building materials of metal; bui...
G/S Alloys of common metal; aluminum; aluminum foil; aluminum wire; balls of steel; boxes of common m...
G/S Steel, unwrought or semi-wrought; steel wires; steel sheets; steel plates; steel pipes; steel bar...
G/S Steel, unwrought or semi-wrought; steel wires; steel sheets; steel plates; steel pipes; steel ba...
G/S Hot dipped aluminized and galvanized steel coils and sheets; steel in the form of coils and sheets
G/S Computer programs; electronic navigation and geolocalization apparatus and instruments; telecomm...
G/S Melting furnaces for industrial purposes; electric furnaces for industrial purposes; heat process...
G/S Melting furnaces for industrial purposes; electric furnaces for industrial purposes; heat proces...
G/S General building construction works; construction and maintenance services relating to civil engi...
G/S Sealant for use in manufacture of electronic components and electronic circuits; chemical sealan...
G/S Steel pipes and tubes; stainless steel pipes; stainless steel strip; stainless steel; steel wire;...
2023 G/S Steel pipes and tubes; steel sheet piles; steel plates and sheets; sheets and plates of metal; s...
G/S Steel pipes and tubes; steel sheet piles; steel plates and sheets; sheets and plates of metal; st...
G/S Steel pipes and tubes; steel in sheet form, namely, steel sheet piles; steel plates and sheets; s...
G/S Melting furnaces for industrial purposes, electric furnaces for industrial purposes; heat process...
G/S Melting furnaces for industrial purposes; Electric furnaces for industrial purposes; Heat process...
Invention Hot-rolled steel sheet. This hot-rolled steel sheet has a desired chemical composition, and cont...
Invention Wound core. In this wound core, the average distance of first-group joint portions and the averag...
Invention Hot press apparatus, method for manufacturing hot press-formed product, and hot press-formed prod...
Invention Overlapped blank for hot stamping and overlapped hot stamped component. To improve both the slow ...
Invention Method of manufacturing metallic member, press tool, and metallic member. A method of manufactur...
Invention Alloy. There is provided an alloy that has sufficient creep strength in a high temperature envir...
Invention Grain-oriented electrical steel sheet and method for forming insulating coating. This grain-orie...
Invention Steel material. A steel material according to the present disclosure contains C: 0.10 to 0.45%, ...
Invention Laminated core. The laminated core includes: a plurality of electrical steel sheets laminated on...
Invention Laminated core. A laminated core includes a plurality of electrical steel sheets laminated on eac...
Invention Resin-metal composite panel. To inexpensively manufacture a lightweight, highly rigid resin-meta...
Invention Hot-stamp formed body. This hot-stamp formed body is a hot-stamp formed body comprising a steel ...
Invention Alloy material. An alloy material that has excellent intergranular corrosion resistance is provi...
Invention Surface treated steel sheet. Surface treated steel sheet excellent in weldability and corrosion ...
Invention Surface treated steel sheet and method of production of part. A surface treated steel sheet exce...
Invention Stator core, manufacturing method for stator, and rotary electric machine. A stator core 20 has ...
Invention Non-oriented electrical steel sheet and motor core. The present invention provides a non-oriente...
Invention Martensitic stainless steel material. A martensitic stainless steel material that has high stren...
Invention Tubular threaded joint. A threaded joint has a longitudinal axis and includes a first tubular co...
Invention Optical device for laser emission spectroscopic analysis, laser emission spectroscopic analyzer, ...
Invention Steel tube, vehicle component, method for producing steel tube, and method for producing vehicle ...
Invention Vehicle battery unit. There is provided a vehicle battery unit including: a battery module inclu...
Invention Wound core producing apparatus and wound core producing method. This wound core producing appara...
Invention Wound core producing apparatus and wound core producing method. This wound core producing apparat...
2022 Invention Steel sheet and enameled product. A steel sheet includes, as a chemical composition, by mass %: ...
Invention Cold-rolled steel sheet. This cold-rolled steel sheet has a predetermined chemical composition, ...
Invention Welded joint. Provided is a welded joint comprising a plurality of steel sheets stacked together...
Invention Surface inspection device and surface inspection method. A magnetization unit magnetizes an obje...
G/S Metal welding; metalworking, namely, metal pressing; metalworking, namely, shaping of metal compo...
G/S Stainless steel pipes and tubes, metal pipe and tubes, namely, branching pipes and tubes, drain p...
G/S Titanium or its alloys; castings, foils, powder, and rolled, drawn or extruded semi-finished arti...
Invention Structural member and method for producing the same. A method for producing a structural member ...
Invention Steel sheet. Provided is a steel sheet having a chemical composition comprising C: 0.020 to 0.10...
G/S Iron, unwrought or semi-wrought; steel, unwrought or semi-wrought; steel pipes and tubes; steel p...
G/S Iron and steel; steel pipes and tubes; steel plates and sheets; metal materials for building and...
G/S Iron and steel; stainless steel pipes and tubes, namely, branching pipes and tubes, drain pipes a...
G/S Galvanized steel sheets; Steel sheets; Steel; Iron; Common metals; Building materials of metal; R...
Invention Torsion beam. A tubular torsion beam (10) extending in a longitudinal direction, the torsion bea...
G/S Shaped steel; steel sheet piles; h-shaped steel, h-beams being building materials of metal; alloy...
G/S Shaped steel; steel sheet piles; h-shaped steel, h-beams (building materials of metal); alloys o...
Invention Austenitic stainless steel material. An austenitic stainless steel material according to the pre...
2021 G/S Steel plates and sheets; steel sheets; steel pipes; steel in bar form; steel wires; steel wire ro...
G/S Iron and steel; steel plates and sheets; metal materials for building or construction.
Invention Hot-rolled steel sheet. A hot-rolled steel sheet has a predetermined chemical composition, a mic...