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Ferrous alloys
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C22C38/40
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Patents Grants
last 30 patents
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Patent Grant
Method for producing hot-rolled steel sheet and method for producin...
Patent number
11,965,222
Issue date
Apr 23, 2024
JFE Steel Corporation
Hidekazu Minami
C21 - METALLURGY OF IRON
Information
Patent Grant
Thermosensitive deformation apparatus
Patent number
11,955,205
Issue date
Apr 9, 2024
PROTERIAL, LTD.
Yoshimitsu Oda
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ferritic stainless steel and ferritic stainless steel pipe with imp...
Patent number
11,946,125
Issue date
Apr 2, 2024
POSCO Co., Ltd
Kye-Man Lee
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing hot-rolled steel sheet, method for producing c...
Patent number
11,939,640
Issue date
Mar 26, 2024
JFE Steel Corporation
Katsutoshi Takashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Pipe element for gas pressure vessel, and gas pressure vessel
Patent number
11,913,101
Issue date
Feb 27, 2024
Benteler Steel/Tube GmbH
Wigbert Christophliemke
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Steel material suitable for use in sour environment
Patent number
11,891,680
Issue date
Feb 6, 2024
Nippon Steel Corporation
Yohei Otome
C21 - METALLURGY OF IRON
Information
Patent Grant
Erosion and corrosion resistant white cast irons
Patent number
11,873,545
Issue date
Jan 16, 2024
Weir Minerals Australia Ltd.
Kevin Francis Dolman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Austenitic stainless steel
Patent number
11,866,814
Issue date
Jan 9, 2024
Nippon Steel Corporation
Takahiro Osuki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Roughly-shaped steel material for nitrided part, and nitrided part
Patent number
11,827,963
Issue date
Nov 28, 2023
Nippon Steel Corporation
Masato Yuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet for hot press formed member having excellent coating ad...
Patent number
11,820,103
Issue date
Nov 21, 2023
POSCO Co., Ltd
Seong-Woo Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Steel sheet for hot press formed member having excellent resistance...
Patent number
11,801,664
Issue date
Oct 31, 2023
POSCO Co., Ltd
Seong-Woo Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Precipitation hardening stainless steel and its manufacture
Patent number
11,767,569
Issue date
Sep 26, 2023
OVAKO SWEDEN AB
Jan-Erik Andersson
C21 - METALLURGY OF IRON
Information
Patent Grant
Low-density clad steel sheet having excellent formability and fatig...
Patent number
11,752,752
Issue date
Sep 12, 2023
POSCO Co., Ltd
Tae-Jin Song
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electroformed nickel-chromium alloy
Patent number
11,732,372
Issue date
Aug 22, 2023
Raytheon Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,732,319
Issue date
Aug 22, 2023
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Information
Patent Grant
Duplex stainless steel
Patent number
11,692,253
Issue date
Jul 4, 2023
OUTOKUMPU OYJ
James Oliver
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel compositions having improved anti-coking properties
Patent number
11,685,981
Issue date
Jun 27, 2023
VALLOUREC TUBES FRANCE
Valentin Rossi
C21 - METALLURGY OF IRON
Information
Patent Grant
Pyrotechnic initiator device
Patent number
11,680,780
Issue date
Jun 20, 2023
VIETTEL GROUP
Minh Tuan Hoang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Cast product having alumina barrier layer
Patent number
11,674,212
Issue date
Jun 13, 2023
Kubota Corporation
Kunihide Hashimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cold rolled steel sheet for flux-cored wire, and manufacturing meth...
Patent number
11,674,194
Issue date
Jun 13, 2023
POSCO Co., Ltd
Jai-Ik Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Watch component and watch
Patent number
11,669,048
Issue date
Jun 6, 2023
Seiko Epson Corporation
Koki Takasawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Ultrahigh-strength and high-ductility steel sheet having excellent...
Patent number
11,655,517
Issue date
May 23, 2023
POSCO Co., Ltd
Joo-Hyun Ryu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength reinforcing steel and method for manufacturing same
Patent number
11,643,697
Issue date
May 9, 2023
Hyundai Steel Company
Jun Ho Chung
C21 - METALLURGY OF IRON
Information
Patent Grant
Precipitation hardening steel and its manufacture
Patent number
11,624,098
Issue date
Apr 11, 2023
OVAKO SWEDEN AB
Jan-Erik Andersson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ferritic alloy and method of manufacturing nuclear fuel cladding tu...
Patent number
11,603,584
Issue date
Mar 14, 2023
Kepco Nuclear Fuel Co., Ltd.
Sung Yong Lee
C21 - METALLURGY OF IRON
Information
Patent Grant
Flat steel product and method for producing same
Patent number
11,597,986
Issue date
Mar 7, 2023
ThyssenKrupp Steel Europe AG
Manuela Irnich
C21 - METALLURGY OF IRON
Information
Patent Grant
Paramagnetic hard stainless steel and manufacturing process thereof
Patent number
11,591,663
Issue date
Feb 28, 2023
The Swatch Group Research and Development Ltd.
Joel Porret
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-strength hot-rolled steel sheet and method for manufacturing t...
Patent number
11,578,375
Issue date
Feb 14, 2023
JFE Steel Corporation
Kazuhiko Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Wire for electroslag welding, flux for electroslag welding and weld...
Patent number
11,577,346
Issue date
Feb 14, 2023
Kobe Steel, Ltd.
Keito Ishizaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-rolled steel sheet for electrical steel sheet production and me...
Patent number
11,577,291
Issue date
Feb 14, 2023
JFE Steel Corporation
Yuiko Ehashi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240153683
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
FLEXIBLE STAINLESS STEEL FOIL AND FLEXIBLE LIGHT EMITTING DEVICE
Publication number
20240150880
Publication date
May 9, 2024
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Keiichi KIMURA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR MANUFACTURING LABYRINTH SEAL FOR TURBINE THROUGH ADDITIV...
Publication number
20240139808
Publication date
May 2, 2024
Hyun Ki KANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET, AND N...
Publication number
20240102123
Publication date
Mar 28, 2024
LG ELECTRONICS INC.
Changwoo JEONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20240105369
Publication date
Mar 28, 2024
JFE STEEL CORPORATION
Makoto Watanabe
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT RESISTANCE...
Publication number
20240051265
Publication date
Feb 15, 2024
POSCO CO., LTD
Seong-Woo KIM
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DEHYDROGENATION APPARATUS, STEEL SHEET PRODUCTION SYSTEM, AND STEEL...
Publication number
20230357883
Publication date
Nov 9, 2023
JFE STEEL CORPORATION
Yuki TOJI
C21 - METALLURGY OF IRON
Information
Patent Application
PROBE FOR ULTRASONIC TREATMENT TOOL, METHOD FOR PRODUCING SAME, AND...
Publication number
20230347183
Publication date
Nov 2, 2023
OLYMPUS CORPORATION
Ryuichi SASE
C21 - METALLURGY OF IRON
Information
Patent Application
RAIL AND METHOD FOR PRODUCING THE SAME
Publication number
20230250505
Publication date
Aug 10, 2023
JFE STEEL CORPORATION
Kazuya Tokunaga
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MEDICAL DEVICE METAL ALLOY
Publication number
20230248886
Publication date
Aug 10, 2023
MiRus LLC
Noah Roth
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
USE OF FERRITIC STEEL IN THE HIGH PRESSURE SECTION OF UREA PLANTS
Publication number
20230203627
Publication date
Jun 29, 2023
Casale SA
Leonardo Marrone
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Al COATING LAYER-EQUIPPED STAINLESS STEEL SHEET
Publication number
20230193474
Publication date
Jun 22, 2023
JFE STEEL CORPORATION
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL SHEET AND ENAMELED PRODUCT
Publication number
20230160046
Publication date
May 25, 2023
NIPPON STEEL CORPORATION
Nobuo YOSHIKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION
Publication number
20230063455
Publication date
Mar 2, 2023
MacLean-Fogg Company
Charles D. TUFFILE
B22 - CASTING POWDER METALLURGY
Information
Patent Application
HOT ROLLED STEEL SHEET
Publication number
20230029319
Publication date
Jan 26, 2023
NIPPON STEEL CORPORATION
Kohei NAKADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BEARING COMPONENT HAVING A METALLIC BASE BODY AND AN ALLOY- STEEL C...
Publication number
20230012836
Publication date
Jan 19, 2023
AKTIEBOLAGET SKF
Juergen Gegner
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Metal powder for additive manufacturing
Publication number
20230011220
Publication date
Jan 12, 2023
ARCELORMITTAL
Manuel SANCHEZ PONCELA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
A coated steel substrate
Publication number
20220411911
Publication date
Dec 29, 2022
ARCELORMITTAL
Thi Tan VU
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL COMPOSITIONS HAVING IMPROVED ANTI-COKING PROPERTIES
Publication number
20220389552
Publication date
Dec 8, 2022
VALLOUREC TUBES FRANCE
Valentin ROSSI
C21 - METALLURGY OF IRON
Information
Patent Application
COPPER-COATED STEEL WIRE, STRANDED WIRE, INSULATED ELECTRIC WIRE, A...
Publication number
20220328210
Publication date
Oct 13, 2022
Sumitomo Electric Industries, Ltd.
Takumi AKADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL REINFORCEMENT AND METHOD FOR MANUFACTURING THE SAME
Publication number
20220316039
Publication date
Oct 6, 2022
HYUNDAI STEEL COMPANY
Jun Ho Chung
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT RESISTANCE...
Publication number
20220250353
Publication date
Aug 11, 2022
Posco
Seong-Woo KIM
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET FOR COLLECTORS OF SULFIDE-BASED SOLI...
Publication number
20220243309
Publication date
Aug 4, 2022
JFE STEEL CORPORATION
Takayoshi YANO
C21 - METALLURGY OF IRON
Information
Patent Application
Steel for a Sawing Device
Publication number
20220220575
Publication date
Jul 14, 2022
HUSQVARNA AB
Adam Ståhlkrantz
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20220195552
Publication date
Jun 23, 2022
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING RAIL, AND RAIL
Publication number
20220145546
Publication date
May 12, 2022
JFE STEEL CORPORATION
Naoki IIZUKA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL MATERIAL AND COMPONENT
Publication number
20220145416
Publication date
May 12, 2022
NIPPON STEEL CORPORATION
Kei MIYANISHI
C21 - METALLURGY OF IRON
Information
Patent Application
Ferritic Nitro-Carburized Track Pin for Track Chain Assembly of Mac...
Publication number
20220106000
Publication date
Apr 7, 2022
Caterpillar Inc.
Robert D. Bierman
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD AND SYSTEM OF MANUFACTURING COILED TUBING
Publication number
20220074008
Publication date
Mar 10, 2022
TENARIS COILED TUBES, LLC
Martin Emiliano Valdez
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT COATING AD...
Publication number
20220055342
Publication date
Feb 24, 2022
POSCO
Seong-Woo KIM
B32 - LAYERED PRODUCTS