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C22C38/26
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CHEMISTRY METALLURGY
C22
Metallurgy
C22C
ALLOYS
C22C38/00
Ferrous alloys
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C22C38/26
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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
Steel material to be starting material of carbonitrided bearing com...
Patent number
11,965,231
Issue date
Apr 23, 2024
Nippon Steel Corporation
Yutaka Neishi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Flux-cored wire for gas shield arc welding
Patent number
11,958,139
Issue date
Apr 16, 2024
Kobe Steel, Ltd.
Yoshimasa Muranishi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel for nitrocarburizing and nitrocarburized component, and metho...
Patent number
11,959,177
Issue date
Apr 16, 2024
JFE Steel Corporation
Masayuki Kasai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-Mn steel and method of producing same
Patent number
11,959,157
Issue date
Apr 16, 2024
JFE Steel Corporation
Daichi Izumi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of forming and heat treating coiled tubing
Patent number
11,952,648
Issue date
Apr 9, 2024
Tenaris Coiled Tubes, LLC
Martin Valdez
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet for battery outer tube cans, battery outer tube can and...
Patent number
11,946,121
Issue date
Apr 2, 2024
JFE Steel Corporation
Mikito Suto
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 a welded steel blank and associated welded blank
Patent number
11,945,503
Issue date
Apr 2, 2024
Arcelormittal
Cristian Alvarez
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
Steel sheet for hot stamping
Patent number
11,926,120
Issue date
Mar 12, 2024
Nippon Steel Corporation
Takayuki Harano
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High strength and high formability steel sheet and manufacturing me...
Patent number
11,920,208
Issue date
Mar 5, 2024
Arcelormittal
Coralie Jung
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Stainless steel for fuel cell separator plate and manufacturing met...
Patent number
11,923,580
Issue date
Mar 5, 2024
POSCO CO., LTD
Kwang Min Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for producing same
Patent number
11,913,087
Issue date
Feb 27, 2024
JFE Steel Corporation
Fusae Shiimori
C21 - METALLURGY OF IRON
Information
Patent Grant
Press hardened steel with extremely high strength and method for pr...
Patent number
11,913,099
Issue date
Feb 27, 2024
Cleveland-Cliffs Steel Properties Inc.
Erik James Pavlina
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
Seamless steel pipe suitable for use in sour environment
Patent number
11,905,580
Issue date
Feb 20, 2024
Nippon Steel Corporation
Hiroki Kamitani
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-stamped article
Patent number
11,905,581
Issue date
Feb 20, 2024
Nippon Steel Corporation
Yuji Sakiyama
C21 - METALLURGY OF IRON
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
Soft magnetic powder, powder magnetic core, magnetic element, and e...
Patent number
11,894,168
Issue date
Feb 6, 2024
Seiko Epson Corporation
Yasuko Kudo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
High-strength multiphase tinned steel raw plate and manufacturing m...
Patent number
11,891,674
Issue date
Feb 6, 2024
Baoshan Iron & Steel Co., Ltd.
Fuliang Lian
C21 - METALLURGY OF IRON
Information
Patent Grant
Railway wheel
Patent number
11,890,894
Issue date
Feb 6, 2024
Nippon Steel Corporation
Taketo Maejima
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hot-stamping formed body
Patent number
11,884,989
Issue date
Jan 30, 2024
Nippon Steel Corporation
Daisuke Maeda
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet having excellent expandability and method fo...
Patent number
11,851,727
Issue date
Dec 26, 2023
POSCO Co., Ltd
Hyun-Taek Na
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-pressed member, cold-rolled steel sheet for hot-pressed member,...
Patent number
11,850,821
Issue date
Dec 26, 2023
JFE Steel Corporation
Katsutoshi Takashima
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for manufacturing the same
Patent number
11,846,003
Issue date
Dec 19, 2023
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
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
Method for producing a high strength coated steel sheet having impr...
Patent number
11,827,948
Issue date
Nov 28, 2023
Arcelormittal
Maya Gospodinova
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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 for press hardening and press hardened part manufactured from...
Patent number
11,814,696
Issue date
Nov 14, 2023
Arcelormittal
Pascal Drillet
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HOT-STAMP FORMED BODY
Publication number
20240133007
Publication date
Apr 25, 2024
NIPPON STEEL CORPORATION
Shingo FUJINAKA
C21 - METALLURGY OF IRON
Information
Patent Application
IRON ALLOYS
Publication number
20240133004
Publication date
Apr 25, 2024
Kevin Laws
C21 - METALLURGY OF IRON
Information
Patent Application
SINTERED METAL BODY AND METHOD FOR PRODUCING SINTERED METAL BODY
Publication number
20240116107
Publication date
Apr 11, 2024
SEIKO EPSON CORPORATION
Taku KAWASAKI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SINTERING METAL POWDER AND SINTERED METAL BODY
Publication number
20240110266
Publication date
Apr 4, 2024
SEIKO EPSON CORPORATION
Taku KAWASAKI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CHROMIUM STEEL HAVING EXCELLENT HIGH-TEMPERATURE OXIDATION RESISTAN...
Publication number
20240102136
Publication date
Mar 28, 2024
POSCO
Hyun-Je Sung
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR PRESSURE VESSEL HAVING EXCELLENT RESISTANCE TO HIGH...
Publication number
20240102137
Publication date
Mar 28, 2024
POSCO
Soon-Taik HONG
C21 - METALLURGY OF IRON
Information
Patent Application
A HYDROGEN EMBRITTLEMENT RESISTANCE COATED STEEL
Publication number
20240102121
Publication date
Mar 28, 2024
ARCELORMITTAL
Loretta BOCK
C21 - METALLURGY OF IRON
Information
Patent Application
ALUMINUM PLATED STEEL SHEET, THERMOFORMED COMPONENT, AND MANUFACTUR...
Publication number
20240093342
Publication date
Mar 21, 2024
Baoshan Iron & Steel Co., Ltd
Ning TAN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PRESSURE VESSEL STEEL PLATE HAVING EXCELLENT HIGH TEMPERATURE PWHT...
Publication number
20240093326
Publication date
Mar 21, 2024
POSCO Co., Ltd
Soon-Taik HONG
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET
Publication number
20240084427
Publication date
Mar 14, 2024
NIPPON STEEL CORPORATION
Yuya SUZUKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
QT HEAT TREATED HIGH CARBON HOT ROLLED STEEL SHEET, HIGH CARBON COL...
Publication number
20240076766
Publication date
Mar 7, 2024
POSCO Co., Ltd
Sun-Mi KIM
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-PRESSED MEMBER, COATED MEMBER, STEEL SHEET FOR HOT PRESSING, ME...
Publication number
20240076757
Publication date
Mar 7, 2024
JFE STEEL CORPORATION
Rinta Sato
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20240068065
Publication date
Feb 29, 2024
JFE STEEL CORPORATION
Taiyo Asakawa
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR PIPE HAVING EXCELLENT HYDROGEN-INDUCED CRACK RESIST...
Publication number
20240052450
Publication date
Feb 15, 2024
POSCO Co., Ltd
Kyung-Min NOH
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ULTRA-HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT YIELD...
Publication number
20240052468
Publication date
Feb 15, 2024
POSCO CO., LTD.
Jong-Pan KONG
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
HIGH-STRENGTH HOT-DIPPED GALVANIZED STEEL SHEET HAVING EXCELLENT SU...
Publication number
20240052472
Publication date
Feb 15, 2024
POSCO Co., Ltd
Ki-Cheol Kang
C21 - METALLURGY OF IRON
Information
Patent Application
Non-quenched and Tempered Round Steel with High Strength, High Toug...
Publication number
20240052470
Publication date
Feb 15, 2024
Baoshan Iron & Steel Co., Ltd
Jiaqiang GAO
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFA...
Publication number
20240043953
Publication date
Feb 8, 2024
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH STRENGTH ZINC-PLATED STEEL SHEET HAVING EXCELLENT UNIFORM SPOT...
Publication number
20240043947
Publication date
Feb 8, 2024
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Process for Manufacturing a Press Hardened Laser Welded Steel Part
Publication number
20240035109
Publication date
Feb 1, 2024
ARCELORMITTAL
Pascal Drillet
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
COLD ROLLED AND HEAT TREATED STEEL SHEET AND A METHOD OF MANUFACTUR...
Publication number
20240035133
Publication date
Feb 1, 2024
ARCELORMITTAL
Jean-Marc PIPARD
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20240026481
Publication date
Jan 25, 2024
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET WITH HIGH DUCTILITY AN...
Publication number
20240026483
Publication date
Jan 25, 2024
POSCO CO., LTD.
Kang-Hyun CHOI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT BENDABILITY AND FORMABIL...
Publication number
20240026485
Publication date
Jan 25, 2024
POSCO CO., LTD.
Kyoung-Rae CHO
C21 - METALLURGY OF IRON
Information
Patent Application
GALVANIZED STEEL SHEET WITH EXCELLENT SURFACE QUALITY AND ELECTRICA...
Publication number
20240026488
Publication date
Jan 25, 2024
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE AND METHOD FOR MANUFACTURING...
Publication number
20240026999
Publication date
Jan 25, 2024
JFE STEEL CORPORATION
Akihide Matsumoto
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FE-BASED ALLOY AND ALLOY POWDER
Publication number
20240026506
Publication date
Jan 25, 2024
KOLON INDUSTRIES, INC.
Choongnyun Paul KIM
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
BAKE-HARDENED HOT-DIP GALVANIZED STEEL SHEET WITH EXCELLENT POWDERI...
Publication number
20240011116
Publication date
Jan 11, 2024
POSCO CO., LTD.
Sang-Hyun KIM
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFA...
Publication number
20240011120
Publication date
Jan 11, 2024
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...