Assignee
NIPPON STEEL STAINLESS STEEL CORP
JP·24 granted patents·38 pending applications·7 citations·filing 2017–2023
Top patents by PatentIndex Score
62 records- 0187US11643699B2Ferritic stainless steel sheet and production method thereof, and ferritic stainless memberNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Granted May 9, 2023·2 cites·14 claims
- 0287US11286547B2Ferritic stainless steel having excellent salt corrosion resistanceNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Granted Mar 29, 2022·1 cites·7 claims
- 0387US11242578B2Ferrite-based stainless steel sheet having low specific gravity and production method thereforNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Feb 8, 2022·1 cites·3 claims
- 0487US11215299B2Ferritic stainless steel pipe having excellent salt tolerance in gap, pipe-end-thickened structure, welding joint, and welded structureNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Jan 4, 2022·1 cites·17 claims
- 0583US11453936B2Ferritic stainless steel with excellent ridging resistanceNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Granted Sep 27, 2022·1 cites·8 claims
- 0681US11603573B2High strength austenitic stainless steel having excellent resistance to hydrogen embrittlement, method for manufacturing the same, and hydrogen equipment used for high-pressure hydrogen gas and liquid hydrogen environmentNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Mar 14, 2023·0 cites·4 claims
- 0777US11326236B2Black ferrite-based stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted May 10, 2022·1 cites·8 claims
- 0874US11891681B2Ferritic stainless steel sheet, method for producing the same, and partNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Granted Feb 6, 2024·0 cites·10 claims
- 0970US2025171870A1HIGH-Ni ALLOY THICK STEEL PLATE HAVING EXCELLENT WELD HIGH-TEMPERATURE CRACKING RESISTANCE, AND METHOD FOR PRODUCING SAMENIPPON STEEL STAINLESS STEEL CORP·Filed 2023·Application pending·0 cites
- 1068US11873542B2High nickel alloy excellent in high welding temperature cracking resistanceNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Granted Jan 16, 2024·0 cites·12 claims
- 1168US2025003041A1Austenite stainless steel sheet, method for producing same, and sheet springNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 1265US11512374B2Duplex stainless steel and manufacturing method thereofNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Nov 29, 2022·0 cites·6 claims
- 1365US2024254608A1Austenite stainless steel material, method for producing same, and designed articlesNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 1465US2025011908A1Ferritic stainless steel and method for manufacturing sameNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 1565US2025137109A1Ferritic stainless steel and method for manufacturing sameNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 1665US2024229203A9Martensitic stainless steel plate for brake disk rotor, brake disk rotor, and method for manufacturing martensitic stainless steel plate for brake disk rotorNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 1764US2023407431A1Ferritic stainless steel sheet and production methodNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 1863US2020255919A1HOT-ROLLED Nb-CONTAINING FERRITIC STAINLESS STEEL SHEET AND METHOD FOR PRODUCING SAME, AND COLD-ROLLED Nb-CONTAINING FERRITIC STAINLESS STEEL SHEET AND METHOD FOR PRODUCING SAMENIPPON STEEL STAINLESS STEEL CORP·Filed 2020·Application pending·0 cites
- 1962US2024011137A1Stainless steel bar material and electromagnetic componentNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 2062US2026055494A1Austenitic stainless steelNIPPON STEEL STAINLESS STEEL CORP·Filed 2023·Application pending·0 cites
- 2161US2023250522A1Austenite stainless steel material, method for producing same, and plate springNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 2260US12060632B2Ferritic stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2020·Granted Aug 13, 2024·0 cites·8 claims
- 2360US11667986B2Ferritic stainless steel and method for manufacturing same, ferritic stainless steel sheet and method for manufacturing same, and fuel cell memberNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Granted Jun 6, 2023·0 cites·9 claims
- 2459US12359292B2Rod-shaped electromagnetic stainless steel materialNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Jul 15, 2025·0 cites·11 claims
- 2559US2024158879A1Martensitic stainless steel sheet having excellent corrosion resistance and method for manufacturing same, and martensitic stainless bladed productNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 2659US2023076254A1Austenitic stainless steelNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 2758US11946126B2Welded structure and storage tankNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Apr 2, 2024·0 cites·8 claims
- 2858US2025188559A1Ferritic stainless steel sheet and exhaust memberNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 2958US2023077707A1Stainless steel, stainless steel material, and method for producing stainless steelNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 3057US12404574B2Alloy material and method for producing sameNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Sep 2, 2025·0 cites·5 claims
- 3157US2025003039A1Ferritic stainless-steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 3257US2021230725A1Austenitic stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Application pending·0 cites
- 3357US2024209486A1Austenitic stainless steel material, method for producing the same, and device for hydrogenNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 3457US2024151633A1Method for predicting amount of corrosion in steel, system for predicting amount of corrosion in steel, program for predicting amount of corrosion in steel and method for proposing steelNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 3556US12553115B2Stainless steel with good mirror polishability and method for producing sameNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Feb 17, 2026·0 cites·8 claims
- 3656US12435402B2Austenitic stainless steel materialNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Granted Oct 7, 2025·0 cites·9 claims
- 3756US2023160045A1Austenitic stainless steel and springNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 3855US11225705B2High-Mn austenitic stainless steel for hydrogen having excellent weldability, welded joint using same, device for hydrogen using same, and method for producing welded jointNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Jan 18, 2022·0 cites·20 claims
- 3955US2023357906A1Martensite-based stainless steel material and method for producing sameNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 4055US2023383390A1Ferritic stainless steel and component for exhaust gasNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 4155US2024376579A1Ferritic stainless steel sheet, and method for producing ferritic stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 4255US2024316610A1Device for producing oil supply pipe and method for producing oil supply pipeNIPPON STEEL STAINLESS STEEL CORP·Filed 2022·Application pending·0 cites
- 4354US12270096B2Ferritic stainless steel sheet, production method thereof, and ferritic stainless memberNIPPON STEEL STAINLESS STEEL CORP·Filed 2020·Granted Apr 8, 2025·0 cites·14 claims
- 4454US2022170125A1Steel rodNIPPON STEEL STAINLESS STEEL CORP·Filed 2020·Application pending·0 cites
- 4553US12091578B2Clear-coated stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2020·Granted Sep 17, 2024·0 cites·4 claims
- 4653US11535915B2Stainless steel material, constituting component, cell, and fuel cell stackNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Dec 27, 2022·0 cites·7 claims
- 4753US2022033944A1Cr-based stainless steel having excellent hydrogen embrittlement resistanceNIPPON STEEL STAINLESS STEEL CORP·Filed 2019·Application pending·0 cites
- 4853US2024002969A1Dual phase stainless steel sheet and dual phase stainless hot-rolled sheet, and method for manufacturing dual phase stainless steel sheetNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 4953US2023077573A1Stainless steel for metal foils, stainless steel foil, and methods for producing themNIPPON STEEL STAINLESS STEEL CORP·Filed 2021·Application pending·0 cites
- 5050US10807156B2Method for producing austenite stainless steel slabNIPPON STEEL STAINLESS STEEL CORP·Filed 2018·Granted Oct 20, 2020·0 cites·5 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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