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Ferrous alloys
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C22C38/24
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,359,275
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yoshiyuki Ushigami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-stamping formed body
Patent number
12,358,036
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yuri Toda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Carbonitrided bearing component
Patent number
12,359,268
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yutaka Neishi
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot dip galvanized ultra-high strength steel sheets with high flatness
Patent number
12,344,915
Issue date
Jul 1, 2025
GM Global Technology Operations LLC
Zhou Wang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-rolled steel sheet and manufacturing method thereof
Patent number
12,344,913
Issue date
Jul 1, 2025
Nippon Steel Corporation
Eisaku Sakurada
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,344,912
Issue date
Jul 1, 2025
Nippon Steel Corporation
Yuya Suzuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Damper spring
Patent number
12,338,516
Issue date
Jun 24, 2025
Nippon Steel Corporation
Shinya Teramoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Resistance spot welded joint comprising a zinc coated AHSS steel sheet
Patent number
12,337,405
Issue date
Jun 24, 2025
voestalpine STAHL GmbH
Florian Winkelhofer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Coated steel sheet with thin aluminium alloy coating and coating me...
Patent number
12,331,407
Issue date
Jun 17, 2025
Ironovation Materials Technology Co., Ltd.
Hongliang Yi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cold-rolled steel sheet and manufacturing method thereof
Patent number
12,331,379
Issue date
Jun 17, 2025
Nippon Steel Corporation
Takuya Nishio
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing clean steel products with a low nitrogen cont...
Patent number
12,296,379
Issue date
May 13, 2025
Ternium Mexico S.A. de C.V.
Francisco Fernando Ibarra Castillo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Steel sheet for hot press and aluminum coated blank manufactured us...
Patent number
12,297,516
Issue date
May 13, 2025
Hyundai Steel Company
Je Woo Soo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
12,291,758
Issue date
May 6, 2025
JFE Steel Corporation
Yuiko Ehashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,291,759
Issue date
May 6, 2025
Nippon Steel Corporation
Yuya Suzuki
C21 - METALLURGY OF IRON
Information
Patent Grant
Low temperature hardenable steels with excellent machinability
Patent number
12,286,697
Issue date
Apr 29, 2025
VALLS BESITZ GMBH
Isaac Valls Angles
C21 - METALLURGY OF IRON
Information
Patent Grant
Conformal cooling insert
Patent number
12,280,422
Issue date
Apr 22, 2025
Magna International Inc.
Randy S. Beals
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Steel shaft component
Patent number
12,276,005
Issue date
Apr 15, 2025
Nippon Steel Corporation
Kison Nishihara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of heat treating a high strength steel and a product obtaine...
Patent number
12,276,003
Issue date
Apr 15, 2025
Ironovation Materials Technology Co., Ltd.
Hongliang Yi
C21 - METALLURGY OF IRON
Information
Patent Grant
Rail and method of manufacturing rail
Patent number
12,264,373
Issue date
Apr 1, 2025
Nippon Steel Corporation
Masaharu Ueda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High-strength steel sheet and method for producing same
Patent number
12,258,646
Issue date
Mar 25, 2025
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for producing the same
Patent number
12,258,645
Issue date
Mar 25, 2025
JFE Steel Corporation
Takuya Hirashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength seamless steel pipe and method for manufacturing same
Patent number
12,252,756
Issue date
Mar 18, 2025
JFE Steel Corporation
Mitsuhiro Okatsu
C21 - METALLURGY OF IRON
Information
Patent Grant
Wear resistant steel material with excellent cut crack resistance a...
Patent number
12,241,138
Issue date
Mar 4, 2025
Posco
Seng-Ho Yu
C21 - METALLURGY OF IRON
Information
Patent Grant
Electric resistance welded steel pipe or tube
Patent number
12,234,524
Issue date
Feb 25, 2025
JFE Steel Corporation
Yoshikazu Kawabata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High speed steel composition
Patent number
12,234,536
Issue date
Feb 25, 2025
Arthur Craig Reardon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel
Patent number
12,227,817
Issue date
Feb 18, 2025
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel material for line pipes, method for producing the same, line...
Patent number
12,227,814
Issue date
Feb 18, 2025
JFE Steel Corporation
Kyono Yasuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Welded member of galvanized steel sheets
Patent number
12,221,701
Issue date
Feb 11, 2025
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-rolled steel sheet
Patent number
12,215,402
Issue date
Feb 4, 2025
Nippon Steel Corporation
Genki Abukawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,195,818
Issue date
Jan 14, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
STEEL COMPONENT AND METHOD OF PRODUCING SAME
Publication number
20250230530
Publication date
Jul 17, 2025
JFE STEEL CORPORATION
Masafumi TADA
C21 - METALLURGY OF IRON
Information
Patent Application
LOW TEMPERATURE HARDENABLE STEELS WITH EXCELLENT MACHINABILITY
Publication number
20250230533
Publication date
Jul 17, 2025
Valls Besitz GmbH
Isaac Valls Anglés
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL MATERIAL
Publication number
20250215544
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Mikiko NOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
TWIP STEEL SHEET HAVING AN AUSTENITIC MATRIX
Publication number
20250207216
Publication date
Jun 26, 2025
ARCELORMITTAL
Colin SCOTT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
High Speed Steel Composition
Publication number
20250163554
Publication date
May 22, 2025
Arthur Craig Reardon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20250163529
Publication date
May 22, 2025
JFE STEEL CORPORATION
Masanori TAKENAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WELDED RAIL
Publication number
20250129460
Publication date
Apr 24, 2025
NIPPON STEEL CORPORATION
Masaharu UEDA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCE
Publication number
20250109465
Publication date
Apr 3, 2025
Tenaris Connections B.V.
Martin Bühler
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL MATERIAL
Publication number
20250101556
Publication date
Mar 27, 2025
NIPPON STEEL CORPORATION
Akira SHIGA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET AND MANUFACTURING METHO...
Publication number
20250092482
Publication date
Mar 20, 2025
HYUNDAI STEEL COMPANY
Han Sol Maeng
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL MATERIAL
Publication number
20250092496
Publication date
Mar 20, 2025
NIPPON STEEL CORPORATION
Miyuri UMEHARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-ROLLED, LOW-TEMPERATURE-RESISTANT, H-SHAPED STEEL WITH GRADE OF...
Publication number
20250092480
Publication date
Mar 20, 2025
SHANDONG IRON AND STEEL COMPANY LTD.
Zhongxue Wang
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET AND MANUFACTURING METHO...
Publication number
20250092497
Publication date
Mar 20, 2025
HYUNDAI STEEL COMPANY
Ro Sa Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR PRODUCING CLEAN STEEL WITH A LOW NITROGEN CONTENT USING...
Publication number
20250083218
Publication date
Mar 13, 2025
Ternium Mexico S.A. de C.V.
Francisco Fernando IBARRA CASTILLO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LOW-CARBON, LOW-ALLOY AND HIGH-FORMABILITY DUAL-PHASE STEEL HAVING...
Publication number
20250084500
Publication date
Mar 13, 2025
Baoshan Iron & Steel Co., Ltd
Jun LI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL REINFORCEMENT AND METHOD FOR MANUFACTURING THE SAME
Publication number
20250084516
Publication date
Mar 13, 2025
HYUNDAI STEEL COMPANY
Jun Ho Chung
C21 - METALLURGY OF IRON
Information
Patent Application
HOT STAMPED BODY
Publication number
20250084518
Publication date
Mar 13, 2025
NIPPON STEEL CORPORATION
Hitomi NISHIBATA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20250075284
Publication date
Mar 6, 2025
POSCO CO., LTD
Soobin Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND METHOD OF PRODUCTION OF SAME
Publication number
20250075283
Publication date
Mar 6, 2025
NIPPON STEEL CORPORATION
Kengo TAKEDA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THE...
Publication number
20250066885
Publication date
Feb 27, 2025
POSCO CO., LTD
Kyungjun Ko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME,...
Publication number
20250059618
Publication date
Feb 20, 2025
POSCO CO., LTD
Soobin Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20250059615
Publication date
Feb 20, 2025
JFE STEEL CORPORATION
Shuji NISHIDA
C21 - METALLURGY OF IRON
Information
Patent Application
HOT STAMPED BODY
Publication number
20250043406
Publication date
Feb 6, 2025
NIPPON STEEL CORPORATION
Kazuma ITO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SOFT MAGNETIC IRON ALLOY PLATE, IRON CORE USING THE SOFT MAGNETIC I...
Publication number
20250037911
Publication date
Jan 30, 2025
Hitachi, Ltd
Tomohiro TABATA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPONENT MADE OF B-ZR ALLOYED STEEL
Publication number
20250019811
Publication date
Jan 16, 2025
KAMAX Holding GmbH & Co. KG
Ali Solimani
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-ALUMINUM BORON-CONTAINING DIE STEEL WITH RESISTANCE TO ZINC-IN...
Publication number
20250019785
Publication date
Jan 16, 2025
XI'AN JIAOTONG UNIVERSITY
Shengqiang MA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT PRESS FORMED MEMBER
Publication number
20250010579
Publication date
Jan 9, 2025
POSCO CO., LTD.
Seong-Woo KIM
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HOT-ROLLED STEEL FOR ENAMELING HAVING ENAMELING AND FIRING STRENGTH...
Publication number
20250003040
Publication date
Jan 2, 2025
Baoshan Iron & Steel Co., Ltd
Shuangcheng WANG
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, METHOD OF PRODUCING STEEL SHEET, AND METHOD OF...
Publication number
20250003021
Publication date
Jan 2, 2025
JFE STEEL CORPORATION
Katsuya HATA
C21 - METALLURGY OF IRON
Information
Patent Application
ALLOY COMPOSITIONS AND ARTICLES FORMED OF SUCH COMPOSITIONS
Publication number
20240425957
Publication date
Dec 26, 2024
GE INFRASTRUCTURE TECHNOLOGY LLC
Jeffrey Michael Breznak
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...