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C22C38/26
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C22
Metallurgy
C22C
ALLOYS
C22C38/00
Ferrous alloys
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C22C38/26
with niobium or tantalum
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Patents Grants
last 30 patents
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
High-strength hot-dipped galvanized steel sheet having excellent su...
Patent number
12,331,405
Issue date
Jun 17, 2025
POSCO Co., Ltd
Ki-Cheol Kang
C21 - METALLURGY OF IRON
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
Method for manufacturing a grain-oriented electrical steel sheet
Patent number
12,325,892
Issue date
Jun 10, 2025
JFE Steel Corporation
Yasuyuki Hayakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic steel parts in urea plants
Patent number
12,325,679
Issue date
Jun 10, 2025
Stamicarbon B.V.
Kirk Anguah Ofei
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Ferritic iron-chromium-aluminum powder and a seamless tube made the...
Patent number
12,312,666
Issue date
May 27, 2025
Kanthal AB
Mats Hättestrand
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Chromium steel having excellent high-temperature oxidation resistan...
Patent number
12,312,663
Issue date
May 27, 2025
Posco
Hyun-Je Sung
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and manufacturing method thereof
Patent number
12,305,256
Issue date
May 20, 2025
POSCO Co., Ltd
Young-Roc Im
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
12,305,255
Issue date
May 20, 2025
JFE Steel Corporation
Yuiko Ehashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Work string tubing connection restoration
Patent number
12,296,412
Issue date
May 13, 2025
Postle Industries, Inc.
Robert F. Miller
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
High-carbon hot-rolled steel sheet and method for manufacturing the...
Patent number
12,286,681
Issue date
Apr 29, 2025
JFE Steel Corporation
Yuka Miyamoto
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
Method for producing a welded steel blank and associated welded blank
Patent number
12,269,533
Issue date
Apr 8, 2025
Arcelormittal
Cristian Alvarez
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
Process for manufacturing a flat steel product having an aluminum-b...
Patent number
12,252,755
Issue date
Mar 18, 2025
ThyssenKrupp Steel Europe AG
Janko Banik
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
High-strength cold-rolled steel sheet and production method for same
Patent number
12,241,137
Issue date
Mar 4, 2025
JFE Steel Corporation
Yoshie Obata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cold rolled steel sheet for zirconium-based chemical conversion tre...
Patent number
12,234,556
Issue date
Feb 25, 2025
JFE Steel Corporation
Hayato Takeyama
C21 - METALLURGY OF IRON
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
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 manufacturing rail, and rail
Patent number
12,186,822
Issue date
Jan 7, 2025
JFE Steel Corporation
Naoki Iizuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20250207215
Publication date
Jun 26, 2025
JFE STEEL CORPORATION
Kohei KAWAZOME
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING A WELDED STEEL BLANK AND ASSOCIATED WELDED BLANK
Publication number
20250206375
Publication date
Jun 26, 2025
ARCELORMITTAL
Cristian ALVAREZ
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR PRODUCING HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET
Publication number
20250197984
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HOT STAMPED COMPONENT
Publication number
20250188579
Publication date
Jun 12, 2025
NIPPON STEEL CORPORATION
Yuma ASADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250179601
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR MANUFACTURING A FLAT STEEL PRODUCT HAVING AN ALUMINUM-B...
Publication number
20250179600
Publication date
Jun 5, 2025
ThyssenKrupp Steel Europe AG
Janko BANIK
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT STAMPING AND HOT STAMPED PART
Publication number
20250146111
Publication date
May 8, 2025
NIPPON STEEL CORPORATION
Yuma ASADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
HOT-STAMPING FORMED BODY
Publication number
20250108424
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Shingo FUJINAKA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HOT-STAMPING FORMED BODY
Publication number
20250101557
Publication date
Mar 27, 2025
NIPPON STEEL CORPORATION
Yuri TODA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250101542
Publication date
Mar 27, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
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
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
HIGH STRENGTH AND HIGH FORMABILITY STEEL SHEET HAVING EXCELLENT SPO...
Publication number
20250084517
Publication date
Mar 13, 2025
POSCO CO., LTD
Sung-Kyu Kim
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
STEEL PIPE FOR HIGH-PRESSURE HYDROGEN PIPING AND HIGH-PRESSURE HYDR...
Publication number
20250075831
Publication date
Mar 6, 2025
USUI CO., LTD.
Masato TATENO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
STEEL MATERIAL SUITABLE FOR USE IN SOUR ENVIRONMENT
Publication number
20250066891
Publication date
Feb 27, 2025
NIPPON STEEL CORPORATION
Hiroki KAMITANI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
ULTRAHIGH-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT FORMABIL...
Publication number
20250051870
Publication date
Feb 13, 2025
POSCO CO., LTD
Tae-Jin Song
C21 - METALLURGY OF IRON
Information
Patent Application
Zinc Coated Mn-containing advanced high strength steel and method o...
Publication number
20250043407
Publication date
Feb 6, 2025
ARCELORMITTAL
Astrid PERLADE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SEAWATER CORROSION-RESISTANT MARINE ENGINEERING STEEL AND PREPARATI...
Publication number
20250043374
Publication date
Feb 6, 2025
WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Kaiming WU
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
HOT STAMPED BODY
Publication number
20250034686
Publication date
Jan 30, 2025
NIPPON STEEL CORPORATION
Yuri TODA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Soft Magnetic Powder, Powder Magnetic Core, Magnetic Element, And E...
Publication number
20250029758
Publication date
Jan 23, 2025
SEIKO EPSON CORPORATION
Mayu WATANABE
B22 - CASTING POWDER METALLURGY
Information
Patent Application
COLD ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME
Publication number
20250027181
Publication date
Jan 23, 2025
POSCO CO., LTD
Young-Roc Im
C21 - METALLURGY OF IRON