NIPPON STEEL & SUMITOMO METAL CORPORATION
Patent Owner
Stats
- 826 US PATENTS IN FORCE
- 197 US APPLICATIONS PENDING
- Mar 20, 2018 most recent publication
Details
- 826 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 7,557 Total Citation Count
- Oct 22, 1992 Earliest Filing
- 159 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0071,801 METHOD FOR PRODUCING H-SHAPED STEEL AND H-SHAPED STEEL PRODUCTMar 10, 16Mar 15, 18[B21B]
2018/0073,115 HOT-ROLLED STEEL SHEET, STEEL MATERIAL, AND METHOD FOR PRODUCING HOT-ROLLED STEEL SHEETApr 21, 16Mar 15, 18[C21D, C22C]
2018/0075,177 METHOD OF IDENTIFICATION OF CAUSE AND/OR LOCATION OF CAUSE OF OCCURRENCE OF SPRINGBACKAug 29, 17Mar 15, 18[G06F]
2018/0069,247 CATALYST-CARRIER CARBON MATERIAL, SOLID-POLYMER FUEL CELL CATALYST, SOLID-POLYMER FUEL CELL, AND METHOD FOR MANUFACTURING CATALYST-CARRIER CARBON MATERIALFeb 17, 16Mar 08, 18[H01M]
2018/0053,948 SEPARATOR FOR POLYMER ELECTROLYTE FUEL CELL AND METHOD FOR PRODUCING THE SAMEFeb 09, 16Feb 22, 18[C23C, H01M, C23G, C23F, C21D, C22C]
2018/0044,754 STEEL SHEET FOR HOT STAMPING AND METHOD FOR PRODUCING STEEL SHEET FOR HOT STAMPING, AND HOT STAMP FORMED BODYMar 29, 16Feb 15, 18[C23G, C21D, C23F, B21B, C22C]
2018/0044,757 AGE-HARDENING STEEL AND METHOD OF MANUFACTURING PARTS USING AGE-HARDENING STEELMar 17, 16Feb 15, 18[C21D, C22C]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9920407 Cold rolled steel sheet and method for producing cold rolled steel sheetJan 11, 13Mar 20, 18[C23C, C21D, C22C]
9909198 Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistanceNov 05, 12Mar 06, 18[F16L, C21D, C22C]
9901969 Tailored blank for hot stamping, hot stamped member, and methods for manufacturing sameMar 28, 13Feb 27, 18[B23K, B21D, C21D, C22C, B32B]
9902134 Metal foil for base material and producing method thereofNov 16, 11Feb 27, 18[C23C, H01L, B21D, B32B, C22C]
9902429 Automobile structural member and manufacturing method of the sameApr 04, 14Feb 27, 18[B23K, B62D]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0306,522 APPARATUS FOR PRODUCING SiC SINGLE CRYSTAL BY SOLUTION GROWTH PROCESS AND CRUCIBLE EMPLOYED THEREINAbandonedOct 13, 15Oct 26, 17[C30B]
2017/0298,533 METHOD FOR PRODUCING SiC SINGLE CRYSTAL AND APPARATUS FOR PRODUCING SiC SINGLE CRYSTALAbandonedOct 13, 15Oct 19, 17[C30B]
2017/0226,658 APPARATUS FOR MANUFACTURING SiC SINGLE CRYSTAL AND METHOD OF MANUFACTURING SiC SINGLE CRYSTALAbandonedOct 07, 15Aug 10, 17[C30B]
2016/0181,601 COMPOSITE PARTICLES, METHOD FOR MANUFACTURING SAME, ELECTRODE, AND NON-AQUEOUS ELECTROLYTE SECONDARY CELLAbandonedJul 04, 14Jun 23, 16[H01M]
2016/0060,744 CASE-HARDENING STEEL AND CASE-HARDENED STEEL MEMBERAbandonedApr 16, 14Mar 03, 16[C23C, C21D, C22C]
2016/0047,016 COPPER ALLOY POWDER, SINTERED COPPER ALLOY BODY, AND BRAKE LINING FOR USE IN HIGH-SPEED RAILWAYSAbandonedMar 24, 14Feb 18, 16[F16D, B22F, C22C]
2015/0361,664 H-SECTION STEEL AND METHOD OF PRODUCING THE SAMEAbandonedApr 15, 14Dec 17, 15[E04C, C21D, C22C, B21B]
9150940 Alloyed hot-dip galvanized steel sheetWithdrawnSep 28, 12Oct 06, 15[C23C, C21D, B32B, B21B, C22C]
2015/0243,986 ELECTRODE ACTIVE MATERIAL, METHOD FOR PRODUCING ELECTRODE ACTIVE MATERIAL, ELECTRODE, BATTERY, AND METHOD FOR USING CLATHRATE COMPOUNDAbandonedSep 25, 13Aug 27, 15[H01M]
2015/0225,871 SiC SINGLE CRYSTAL PRODUCTION APPARATUS AND METHOD OF PRODUCING SiC SINGLE CRYSTALSAbandonedSep 02, 13Aug 13, 15[C30B]
2015/0225,872 SINGLE CRYSTAL PRODUCTION APPARATUS, CRUCIBLE FOR USE THEREIN, AND METHOD OF PRODUCING SINGLE CRYSTALAbandonedAug 30, 13Aug 13, 15[C30B]
2015/0197,835 FE-BASED METAL SHEET AND MANUFACTURING METHOD THEREOFAbandonedMar 26, 15Jul 16, 15[C22C, B32B]
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