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 263 3
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 152 31
 
 
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 96 12
 
 
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 90 23
 
 
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 80 4
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 67 249
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 61 40
 
 
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 45 1
 
 
C21B MANUFACTURE OF IRON OR STEEL 32 4
 
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 30 24
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0174,689 SPOT WELDING METHOD Jun 24, 13 Jun 25, 15 [B23K]
2015/0176,118 WEB SUBSTRATE ROLL-FORMING APPARATUS AND WEB SUBSTRATE ROLL Jul 19, 13 Jun 25, 15 [C23C, B65H]
2015/0165,749 GLASS FILM CONVEYING DEVICE Jul 22, 13 Jun 18, 15 [B32B, B65H]
2015/0167,895 GAS-FILLING APPARATUS AND METHOD FOR FILLING GAS Nov 04, 14 Jun 18, 15 [F17C]
2015/0168,267 TIRE SHAPE INSPECTION METHOD AND TIRE SHAPE INSPECTION DEVICE Aug 28, 13 Jun 18, 15 [G01B, G01M]
2015/0171,016 AL ALLOY FILM FOR SEMICONDUCTOR DEVICE May 16, 12 Jun 18, 15 [H01J, H01L, C22C]
2015/0171,221 THIN FILM TRANSISTOR AND DISPLAY DEVICE Aug 30, 13 Jun 18, 15 [H01L]
2015/0171,434 FUEL CELL SEPARATOR Jul 01, 13 Jun 18, 15 [B05D, H01M]
2015/0159,245 SEAMLESS STEEL PIPE FOR HOLLOW SPRING Jun 11, 13 Jun 11, 15 [C22C]
2015/0151,360 METHOD FOR MANUFACTURING BORON-CONTAINING ALUMINUM PLATE MATERIAL May 13, 13 Jun 04, 15 [B22D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,061,374 Laser/arc hybrid welding method and method for producing welded member using same Mar 04, 11 Jun 23, 15 [B23K]
9,062,360 Steel for machine structural use Jun 01, 10 Jun 23, 15 [C22C]
9,062,361 Si-killed steel wire rod and spring excellent in fatigue properties Dec 03, 07 Jun 23, 15 [C22C, C21C]
9,062,678 Hermetically sealed compressor May 30, 11 Jun 23, 15 [F04B, F04C, H02K]
9,057,122 High-strength steel plate excellent in drop weight properties Mar 15, 11 Jun 16, 15 [C21D, C22C]
9,044,817 Electrode position control method for tandem arc welding, robot controller for tandem arc welding system, and tandem arc welding system May 03, 11 Jun 02, 15 [B23K]
9,046,444 Tire testing device Dec 13, 11 Jun 02, 15 [B60C, E01C, G01M]
9,040,169 Hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet, each having excellent workability, high yield ratio and high strength Mar 30, 11 May 26, 15 [C23C, B32B, C21D, C22C]
9,033,570 Mixing rotor and internal mixer Jan 22, 13 May 19, 15 [B29C, B29B, F01D]
9,027,453 Blast treatment method and blast treatment device Oct 11, 11 May 12, 15 [F42D, F42B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0151,886 SEMICONDUCTOR ELEMENT AND METHOD FOR MANUFACTURING SEMICONDUCTOR ELEMENT ABAN Jul 19, 12 Jun 05, 14 [H01L]
2013/0272,913 STEEL WIRE MATERIAL AND METHOD FOR MANUFACTURING SAME ABAN Dec 09, 11 Oct 17, 13 [B21B, C22C]
2013/0228,926 INTERCONNECTION STRUCTURE ABAN Oct 11, 11 Sep 05, 13 [H01L]
8,506,672 Method of coal gasification and direct ironmaking and system therefor Withdrawn Sep 25, 09 Aug 13, 13 [C10K, C10J, C21B]
2013/0180,359 MIXED POWDER FOR POWDER METALLURGY AND MANUFACTURING METHOD THEREOF ABAN Oct 24, 11 Jul 18, 13 [B22F]
2013/0140,066 CU ALLOY INTERCONNECTION FILM FOR TOUCH-PANEL SENSOR AND METHOD OF MANUFACTURING THE INTERCONNECTION FILM, TOUCH-PANEL SENSOR, AND SPUTTERING TARGET ABAN Oct 26, 12 Jun 06, 13 [C23C, H05K]
2013/0118,307 DEVICE FOR PRODUCING GRANULAR METAL IRON AND PROCESS FOR PRODUCING GRANULAR METAL IRON ABAN Jul 29, 11 May 16, 13 [F27B, C21B]
2013/0098,202 PROCESS FOR PRODUCING MOLTEN STEEL USING GRANULAR METALLIC IRON ABAN Jun 27, 11 Apr 25, 13 [C21C]
2013/0084,164 POWER GENERATION APPARATUS ABAN Sep 14, 12 Apr 04, 13 [F01D]
2013/0065,080 METHOD FOR MANUFACTURING CLAD MATERIAL AND EQUIPMENT FOR MANUFACTURING THE SAME ABAN Nov 07, 12 Mar 14, 13 [B32B, C22C]
2013/0062,041 MULTI-LAYERED HEAT TRANSFER TUBE, MANUFACTURING METHOD OF MULTI-LAYERED HEAT TRANSFER TUBE, AND FORMING DEVICE USED IN THE MANUFACTURING METHOD ABAN May 23, 11 Mar 14, 13 [B21C, B21D, F28D, F28F]
2013/0059,162 FLUX COMPOSITION AND BRAZING SHEET ABAN Aug 24, 12 Mar 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 SAME ABAN Mar 24, 11 Feb 28, 13 [C22C, C21B]
2013/0017,406 AUTOMOBILE COMPONENT ABAN Mar 25, 11 Jan 17, 13 [B32B]
2012/0287,659 REFLECTIVE FILM LAMINATE ABAN Jan 25, 11 Nov 15, 12 [G02B, C23C, B60Q, F21V]
2012/0280,776 COMPOSITE WOUND ELEMENT AND TRANSFORMER USING SAME, TRANSFORMATION SYSTEM, AND COMPOSITE WOUND ELEMENT FOR NOISE-CUT FILTER ABAN Dec 09, 10 Nov 08, 12 [H01F]
2012/0269,024 KNEADING SEGMENT AND KNEADING EQUIPMENT ABAN Dec 21, 10 Oct 25, 12 [B29B]
2012/0240,725 CARBON COMPOSITE AGGLOMERATE FOR PRODUCING REDUCED IRON AND METHOD FOR PRODUCING REDUCED IRON USING THE SAME ABAN Jul 21, 10 Sep 27, 12 [C21B]
2012/0214,118 ROTARY HEARTH FURNACE ABAN Nov 29, 10 Aug 23, 12 [F27D, F27B]
2012/0199,866 REFLECTIVE ANODE ELECTRODE FOR ORGANIC EL DISPLAY ABAN Nov 16, 10 Aug 09, 12 [C23C, H01L]

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