KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C22C ALLOYS 2493
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM15137
 
 
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 9313
 
 
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 8825
 
 
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 664
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 64247
 
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 6138
 
 
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 421
 
 
 
C21B MANUFACTURE OF IRON OR STEEL 344
 
 
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 3123

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0052,962 FORGING DIE DEVICEMar 27, 13Feb 26, 15[B21K, B21J]
2015/0053,315 BORON-ADDED HIGH STRENGTH STEEL FOR BOLT AND HIGH STRENGTH BOLT HAVING EXCELLENT DELAYED FRACTURE RESISTANCEFeb 05, 13Feb 26, 15[C22C, C21D]
2015/0047,745 FLUX COMPOSITION AND BRAZING SHEETOct 17, 12Feb 19, 15[B23K]
2015/0047,750 BEARING STEEL EXCELLENT IN ROLLING-CONTACT FATIGUE PROPERTIES AND METHOD FOR PRODUCING SAMEMar 05, 13Feb 19, 15[F16C, C21D]
2015/0047,801 MOLD FOR CONTINUOUS CASTING OF TITANIUM OR TITANIUM ALLOY INGOT, AND CONTINUOUS CASTING DEVICE PROVIDED WITH SAMEApr 02, 13Feb 19, 15[B22D]
2015/0048,635 BUMPER REINFORCEMENT AND METHOD OF MANUFACTURING THE SAMEJul 15, 14Feb 19, 15[B60R, B60D]
2015/0041,029 STEEL FOR MECHANICAL STRUCTURE FOR COLD WORKING, AND METHOD FOR MANUFACTURING SAMEApr 04, 13Feb 12, 15[C21D, C22C]
2015/0044,502 HOT-DIP GALVANIZED STEEL SHEET FOR STAMPING HAVING EXCELLENT COLD WORKABILITY, DIE HARDENABILITY, AND SURFACE QUALITY, AND PRODUCING METHOD THEREOFMar 28, 13Feb 12, 15[C23C, C21D, C22C]
2015/0038,380 GEAR HAVING EXCELLENT SEIZING RESISTANCEMar 29, 13Feb 05, 15[C23C, F16H, C22C, C21D, C10M]
2015/0027,215 TIRE TESTING MACHINEJun 20, 14Jan 29, 15[G01M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,960,485 Pressure vessel having rib structure corresponding to stress distributionAug 10, 12Feb 24, 15[F17C, F16J]
8,961,714 Automobile suspension partMar 08, 11Feb 24, 15[B60G, C22C]
8,956,735 Copper alloy and electrically conductive material for connecting parts, and mating-type connecting part and method for producing the sameMar 22, 11Feb 17, 15[H01R, C23C, B32B, C25D]
8,957,276 Method of processing waste materialMay 12, 10Feb 17, 15[C22B, F23J, B01D]
8,950,047 Welding tip replacement apparatus, welding tip replacement system, and method for replacing welding tipJun 19, 12Feb 10, 15[B23P, B23K, B25J]
8,950,250 Loading device for tire testing machineMar 12, 12Feb 10, 15[B65G, G01M]
8,952,338 Crystalline quality evaluation apparatus for thin-film semiconductors, using μ-PCD techniqueSep 01, 11Feb 10, 15[G01T, H01L, G01N]
8,945,266 Oil separatorNov 15, 11Feb 03, 15[F25B, B01D]
8,941,036 Heating unit, tire heating apparatus, and method for remodeling tire moldSep 21, 07Jan 27, 15[B29L, H01F, H05B, B29D, B29C]
8,932,414 High-strength steel sheet with excellent warm workabilityMar 22, 11Jan 13, 15[C21D, C22C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
8,506,672 Method of coal gasification and direct ironmaking and system thereforSep 25, 09Aug 13, 13[C10K, C10J, C21B]
2013/0140,066 CU ALLOY INTERCONNECTION FILM FOR TOUCH-PANEL SENSOR AND METHOD OF MANUFACTURING THE INTERCONNECTION FILM, TOUCH-PANEL SENSOR, AND SPUTTERING TARGETOct 26, 12Jun 06, 13[C23C, H05K]
2013/0098,202 PROCESS FOR PRODUCING MOLTEN STEEL USING GRANULAR METALLIC IRONJun 27, 11Apr 25, 13[C21C]
2013/0065,080 METHOD FOR MANUFACTURING CLAD MATERIAL AND EQUIPMENT FOR MANUFACTURING THE SAMENov 07, 12Mar 14, 13[B32B, C22C]
2013/0059,162 FLUX COMPOSITION AND BRAZING SHEETAug 24, 12Mar 07, 13[B23K, B32B]
2013/0047,787 CARBON-MATERIAL-CONTAINING IRON OXIDE BRIQUETTE COMPOSITION, METHOD FOR PRODUCING THE SAME, AND METHOD FOR PRODUCING DIRECT REDUCED IRON USING THE SAMEMar 24, 11Feb 28, 13[C22C, C21B]
2012/0280,776 COMPOSITE WOUND ELEMENT AND TRANSFORMER USING SAME, TRANSFORMATION SYSTEM, AND COMPOSITE WOUND ELEMENT FOR NOISE-CUT FILTERDec 09, 10Nov 08, 12[H01F]
2012/0269,024 KNEADING SEGMENT AND KNEADING EQUIPMENTDec 21, 10Oct 25, 12[B29B]
2012/0240,725 CARBON COMPOSITE AGGLOMERATE FOR PRODUCING REDUCED IRON AND METHOD FOR PRODUCING REDUCED IRON USING THE SAMEJul 21, 10Sep 27, 12[C21B]
2012/0199,866 REFLECTIVE ANODE ELECTRODE FOR ORGANIC EL DISPLAYNov 16, 10Aug 09, 12[C23C, H01L]
2012/0186,395 METHOD FOR PRODUCING BRIQUETTES, METHOD FOR PRODUCING REDUCED METAL, AND METHOD FOR SEPARATING ZINC OR LEADSep 24, 10Jul 26, 12[C22B]
2012/0168,200 METHOD FOR MANUFACTURING JOINT STRUCTURE OF STEEL SHEET AND ALUMINUM SHEET, AND JOINT STRUCTURE OF STEEL SHEET AND ALUMINUM SHEET MANUFACTURED BY THE METHODDec 03, 10Jul 05, 12[H01R, H01B]
2012/0121,454 LOW-CARBON RESULFURIZED FREE-MACHINING STEEL EXCELLENT IN MACHINABILITYNov 10, 11May 17, 12[C22C, B22D]
2012/0103,136 APPARATUS AND METHOD FOR PRODUCING REDUCED IRON FROM ALKALI-CONTAINING IRONMAKING DUST SERVING AS MATERIALJul 21, 10May 03, 12[F27B, C21B]
2012/0006,449 METHOD FOR PRODUCING METALLIC IRONApr 06, 10Jan 12, 12[H01F]
2012/0007,292 METHOD AND APPARATUS FOR PRODUCING REDUCED METALJul 29, 11Jan 12, 12[F27B]
2011/0315,278 TITANIUM ALLOY EXCELLENT IN INTERGRANULAR CORROSION RESISTANCEJun 14, 11Dec 29, 11[C22C]
2011/0290,751 LATTICE BOOMApr 21, 11Dec 01, 11[B66C]
2011/0265,603 METHOD FOR PRODUCING GRANULAR IRONJan 15, 10Nov 03, 11[B22F]
2011/0247,736 EXTRUDED MEMBER OF ALUMINUM ALLOY EXCELLING IN FLEXURAL CRUSHING PERFORMANCE AND CORROSION RESISTANCE AND METHOD FOR PRODUCTION THEREOFJun 03, 11Oct 13, 11[C22C, C22F]

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