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Nippon Steel Corporation patents

Recent patent applications related to Nippon Steel Corporation. Nippon Steel Corporation is listed as an Agent/Assignee. Note: Nippon Steel Corporation may have other listings under different names/spellings. We're not affiliated with Nippon Steel Corporation, we're just tracking patents.

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Date Nippon Steel Corporation patents (updated weekly) - BOOKMARK this page
10/30/14High strength hot rolled steel sheet for line pipe use excellent in low temperature toughness and ductile fracture arrest performance and production of same
07/17/14Method for producing high-strength hot-dip galvannealed steel sheet
01/30/14High-strength non-oriented electrical steel sheet
06/27/13Method of producing common rail and locally reinforced common rail
06/20/13Method of production of welded joint
05/23/13Hot dip galvannealed steel sheet and producing the same
05/16/13Ferritic-austenitic stainless steel excellent in corrosion resistance and workability and production of same
04/11/13Hot-dip zn-al alloy-plated steel material with excellent bending workability and production method thereof
02/28/13Epitaxial silicon carbide single crystal substrate and process for producing the same
02/14/13High-strength cold-rolled steel sheet and manufacturing thereof
02/14/13Apparatus for producing amorphous alloy foil strip and producing amorphous alloy foil strip
02/14/13Metal strips with metallic-appearance excellent in forming stability and seamlessly-formed can body and manufacturing method thereof
02/07/13Steel sheet for container and manufacturing the same
01/31/13Particle measuring device and particle measuring method
01/31/13Process for producing epitaxial silicon carbide single crystal substrate and epitaxial silicon carbide single crystal substrate obtained by the same
01/31/13Process for producing environmentally-friendly steel sheet for container material, environmentally-friendly steel sheet for container material, and laminated and pre-coated steel sheet for container material using the same
01/24/13Fibrous heat-insulating block and lining heated furnace-surface using same
01/17/13Grain-oriented electrical steel sheet and producing same
01/10/13High-strength steel sheet and producing same
01/10/13Method for producing high-strength hot-dip galvannealed steel sheet
01/03/13High strength, hot dipped galvanized steel sheet excellent in shapeability and production of same
12/06/12Steel sheet and manufacturing steel sheet
12/06/12Transverse flux induction heating device
11/29/12High strength steel and high strength bolt excellent in delayed fracture resistance and methods of production of same
11/22/12Drawn heat treated steel wire for high strength spring use and pre-drawn steel wire for high strength spring use
11/15/12Galvanized steel sheet
11/15/12Catalyst for producing hydrocarbon from syngas and producing catalyst
11/08/12High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility, and producing said high strength hot-rolled steel plate
10/18/12Extremely low carbon steel plate excellent in surface characteristics, workability, and formability and a producing extremely low carbon cast slab
09/20/12Flash butt welding rail steel
09/13/12Oxide superconducting bulk magnet member
08/02/12Steel for induction hardening and induction hardened steel part and methods of production of same
06/21/12Method for cooling hot-rolled steel strip
06/14/12Heat resistant titanium alloy sheet excellent in cold workability and a production of the same
05/31/12Method for evaluating collision performance of vehicle member, and member collision test device used for same
05/10/12Austenite-type stainless steel hot-rolling steel material with excellent corrosion resistance, proof-stress, and low-temperature toughness and production method thereof
04/19/12Steel material for automobile chassis parts superior in fatigue characteristics and production of automobile chassis parts using the same
03/29/12Plated steel sheet and hot-stamping plated steel sheet
03/29/12Steel sheet having high young's modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel, sheet, steel pipe having high young's modulus, and methods for manufacturing the same
03/15/12Furnace, refractory installing method, and refractory block
02/16/12Surface-treated precoated metal sheet, process for producing same, and surface-treating solution
02/02/12Horizontal component catcher of dustfall in atmosphere and measuring horizontal component
02/02/12Steel for welded structure and producing method thereof
02/02/12Grain-oriented electrical steel sheet and producing method therefor
01/19/12Non-oriented electrical steel sheet and manufacturing method thereof
01/19/12Method of cooling rail weld zone, device for cooling rail weld zone, and rail weld joint
01/12/12Carbon steel sheet having excellent carburization properties, and producing same
01/12/12Non-oriented magnetic steel sheet and producing the same
12/22/11High strength spring steel wire and high strength spring and methods of production of the same
12/15/11High-strength press hardened article, and manufacturing method therefor
12/15/11Cast iron semi-finished product excellent in workability and production of the same
11/24/11Method of supplying lubricating oil in cold-rolling
11/24/11Method of supplying lubricating oil in cold-rolling
11/24/11High-carbon steel wire rod of high ductility
11/10/11Hot-dip zn-a1-mg-si-cr alloy-coated steel material with excellent corrosion resistance
11/03/11High-strength steel material with excellent hydrogen embrittlement resistance
11/03/11Highly corrosion-resistant hot-dip galvanized steel product excellent in surface smoothness and formability and process for producing same
10/13/11Method for detecting defect in material and system for the method
10/13/11Ultrahigh strength welded joint and ultrahigh strength welded steel pipe excellent in cold cracking resistance of weld metal, and methods for producing the same
09/29/11High yield ratio and high-strength thin steel sheet superior in weldability and ductility, high-yield ratio high-strength hot-dip galvanized thin steel sheet, high-yield ratio high-strength hot-dip galvannealed thin steel sheet, and methods of production of same
09/29/11Method of arranging and setting spray cooling nozzles and hot steel plate cooling apparatus
09/22/11Pearlite rail
09/15/11Metal plate material hot press molding apparatus and hot press molding method
09/15/11Metal plate material hot press molding apparatus and hot press molding method
09/15/11Metal plate material hot press molding apparatus and hot press molding method
Patent Packs
09/08/11Electromagnetic stirrer coil
08/04/11High strength steel sheet excellent in formability and method producing the same
08/04/11Steel sheet for vitreous enameling and producing the same
07/21/11Aluminum plated steel sheet for rapid heating hot-stamping, production the same and rapid heating hot-stamping method by using this steel sheet
07/07/11Steering tie rod end made of steel and manufacturing the same
06/16/11Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and production of same
06/09/11Heat resistant titanium alloy sheet excellent in cold workability and a production of the same
05/26/11High-strength steel sheets with excellent resistance to delayed fracture after forming, manufacturing the same, and high-strength automotive part manufactured of the same
05/19/11Method of reduction treatment of metal oxides or steelmaking waste and concentrating and recovering zinc and/or lead
02/17/11Apparatus for producing amorphous alloy foil strip and producing amorphous alloy foil strip
02/17/11Steel pipe for reinforcing ground, reinforcing ground using the same, and reinforcing structure
01/27/11Steel material, process of fabricating steel material, and apparatus of fabricating steel material
01/06/11Steel for induction hardening
12/30/10High-strength quenched formed body with good corrosion resistance and process for producing the same
12/23/10Thin gauge steel sheet excellent in surface conditions, formability, and workability and producing the same
Patent Packs
12/02/10High strength hot dip galvanized steel sheet and high strength galvannealed steel sheet excellent in shapeability and plateability and methods of production and apparatuses for production of the same
11/25/10Metal oxide-bearing green pellets for reducing furnace, production of same, reduction of same, and reduction facility
11/25/10Sic single-crystal substrate and producing sic single-crystal substrate
11/11/10Galvanized or galvannealed silicon steel
10/28/10Inorganic--organic hybrid-film-coated stainless-steel foil
10/07/10Method for coating a multilayer film and product having a multilayer coated film
09/23/10Plated steel wire for parallel wire strand (pws) with particular twist properties, and manufacturing the same
09/23/10Method for provision and utilization of material information rerding steel sheet for shipping
09/16/10Coated steel sheet
09/16/10Conveying roll, and hearth roll in a continuous annealing furnace
09/02/10Cooling control method, cooling control apparatus, and cooling water amount calculation apparatus
08/05/10Process for manufacturing a galvannealed steel sheet by dff regulation
07/08/10Cast iron semi-finished product excellent in workability and production of the same
07/01/10Amorphous alloy ribbon superior in magnetic characteristics and lamination factor
07/01/10Production schedule creation device and method, production process control device and method, computer program, and computer-readable recording medium
06/10/10Liquid phase diffusion bonding metal machine part and such metal machine part
06/03/10Apparatus for controlling component of application and method thereof
05/20/10Machine structural steel excellent in machinability and strength properties
05/06/10High-strength steel sheets excellent in hole-expandability and ductility
04/15/10Seed crystal consisting of silicon carbide single crystal and producing ingot using the same
04/08/10Seed crystal consisting of silicon carbide single crysatal and producing ingot using the same
04/08/10Refractory material for nozzle for use in continuous casting, and continuous casting nozzle
02/11/10Piercing method and piercing apparatus using hydroforming and hydroformed part and structure
01/14/10Method of identification of cause of occurrence of springback, display of degree of effect of springback, identification of location of cause of occurrence of springback, identification of position of measure against springback, apparatuses of these, and programs of these
01/14/10Steel superior in ctod properties of weld heat-affected zone and production of same
01/07/10Bake-hardening hot-rolled steel sheet with excellent workability and manufacturing the same
01/07/10Steel for crude oil tank, producing the same, crude oil tank and corrosion prevention method thereof
12/31/09Uoe steel pipe excellent in collapse strength and production thereof
12/24/09High strength thin-gauge steel sheet excellent in elongation and hole expandability and production of same
12/24/09Stainless steel wire with flux core for welding zinc coated steel sheets
Social Network Patent Pack
12/10/09High-strength non-oriented electrical steel sheet
11/12/09Process for production of fe based amorphous alloy
11/12/09High-strength wire rod excellent in drawing characteristics and manufacturing the same
11/05/09Grain-oriented electrical sheet superior in watt loss
11/05/09High-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having fatigue resistance, corrosion resistance, ductility and plating adhesion, after severe deformation, and a producing the same
10/15/09Silicon carbide single crystal, silicon carbide single crystal wafer, and production of same
10/15/09Alloy for liquid-phase diffusion bonding
09/17/09High strength wire rod excellent in drawability and producing same
09/17/09Grain-oriented electrical steel sheet having high tensile strength insulating film and treatment of such insulating film
08/27/09Method for producing high-strength hot-dip galvannealed steel sheet
Patent Packs
08/20/09Facility for production of high strength steel sheet or hot dip zinc coated high strength steel sheet excellent in elongation and hole expandability
08/13/09Method for hot-dip galvanizing a steel sheet
07/16/09Rolling method and rolling flat-rolled metal materials
06/25/09Hot dip galvannealed steel sheet and producing the same
06/18/09Rolling method and rolling flat-rolled metal materials
05/28/09Laminated metal sheet and production of same
05/21/09Castable refractory
04/30/09Cooling apparatus of thick-gauge steel plate
04/30/09Chromate-free surface treated metal material with excellent corrosion resistance, heat resistance, fingermark resistance, conductivity, coatability, and blackening resistance at the time of working
04/16/09Fine grain surface layer steel part and production of same
04/09/09Joining structure of roof using thin light-gauge shaped steel
03/12/09High strength seamless steel pipe for machine structure use superior in toughness and weldability, and production of the same
02/26/09Steel superior in machinability and production of same
01/14/10Steel superior in ctod properties of weld heat-affected zone and production of same
01/07/10Steel for crude oil tank, producing the same, crude oil tank and corrosion prevention method thereof
06/17/10Hot-dip sn-zn coated steel sheet having excellent corrosion resistance
02/19/09Hot-dip sn-zn coated steel sheet having excellent corrosion resistance







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