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Patents Grants
last 30 patents
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Patent Grant
Method for producing thermo-mechanically produced profiled hot-roll...
Patent number
12,258,648
Issue date
Mar 25, 2025
voestapline Stahl GmbH
Wolfgang Ernst
C21 - METALLURGY OF IRON
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
Hot-rolled steel sheet having excellent impact resistance, steel pi...
Patent number
12,258,657
Issue date
Mar 25, 2025
POSCO Co., Ltd
Hwan-Goo Seong
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and production method for same
Patent number
12,252,758
Issue date
Mar 18, 2025
Nippon Steel Corporation
Hiroyuki Kawata
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for the additive manufacturing of an object from a maraging...
Patent number
12,247,275
Issue date
Mar 11, 2025
voestalpine Bohler Edelstahl GmbH & Co. KG
Harald Leitner
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Steel sheet and method for producing same
Patent number
12,247,263
Issue date
Mar 11, 2025
Nippon Steel Corporation
Kohichi Sano
C21 - METALLURGY OF IRON
Information
Patent Grant
Fastener joint and associated method for avoiding corrosion of diss...
Patent number
12,241,499
Issue date
Mar 4, 2025
UT-Battelle, LLC
Yong Chae Lim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of laser cutting steel
Patent number
12,240,057
Issue date
Mar 4, 2025
Arcelormittal
Murali Manohar
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Martensitic stainless steel seamless pipe for oil country tubular g...
Patent number
12,234,525
Issue date
Feb 25, 2025
JFE Steel Corporation
Mami Endo
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for controlling carbide network in a bearing steel wire rod...
Patent number
12,234,522
Issue date
Feb 25, 2025
JIANGYIN XINGCHENG GOLD MATERIALS CO., LTD
Lin Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Aluminum-plated steel sheet, hot-stamped member, and method for man...
Patent number
12,234,538
Issue date
Feb 25, 2025
Nippon Steel Corporation
Yuki Suzuki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High-strength seamless steel pipe and method for manufacturing same
Patent number
12,227,816
Issue date
Feb 18, 2025
JFE Steel Corporation
Mitsuhiro Okatsu
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel powders for additive manufacturing
Patent number
12,227,825
Issue date
Feb 18, 2025
QuesTek Innovations LLC
Ricardo Komai
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Alloy composition, method and apparatus therefor
Patent number
12,226,823
Issue date
Feb 18, 2025
Wisconsin Alumni Research Foundation
Lianyi Chen
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Seamless steel pipe having desirable sulfuric acid dew-point corros...
Patent number
12,227,815
Issue date
Feb 18, 2025
JFE Steel Corporation
Masao Yuga
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
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
Steel plate for pressure vessel having excellent hydrogen induced c...
Patent number
12,227,826
Issue date
Feb 18, 2025
POSCO Co., Ltd
Dae-Woo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Martensitic stainless steel seamless pipe for oil country tubular g...
Patent number
12,221,663
Issue date
Feb 11, 2025
JFE Steel Corporation
Mami Endo
C21 - METALLURGY OF IRON
Information
Patent Grant
Ultrahigh-strength steel having excellent cold workability and SSC...
Patent number
12,221,682
Issue date
Feb 11, 2025
POSCO Co., Ltd
Dae-Woo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic stainless steel material
Patent number
12,221,665
Issue date
Feb 11, 2025
Nippon Steel Corporation
Misaho Yamamura
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-stamping formed body
Patent number
12,221,667
Issue date
Feb 11, 2025
Nippon Steel Corporation
Hiroyuki Nakagawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel plate for high temperature applications having excellent stre...
Patent number
12,221,681
Issue date
Feb 11, 2025
POSCO Co., Ltd
Soon-Taik Hong
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-pressed member, cold-rolled steel sheet for hot pressing, and m...
Patent number
12,215,405
Issue date
Feb 4, 2025
JFE Steel Corporation
Katsutoshi Takashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Coated steel member, coated steel sheet, and methods for producing...
Patent number
12,215,411
Issue date
Feb 4, 2025
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel material having low yield ratio and excellent heat affected z...
Patent number
12,209,294
Issue date
Jan 28, 2025
POSCO Co., Ltd
Jae-Yong Chae
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel sheet and method for producing the same
Patent number
12,209,299
Issue date
Jan 28, 2025
JFE Steel Corporation
Yoshihiko Ono
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel for bolts, and method of manufacturing same
Patent number
12,203,149
Issue date
Jan 21, 2025
JFE Steel Corporation
Masafumi Tada
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet
Patent number
12,203,157
Issue date
Jan 21, 2025
Nippon Steel Corporation
Koutarou Hayashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,195,832
Issue date
Jan 14, 2025
Nippon Steel Corporation
Shinsuke Takatani
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
TOOL STEEL POWDER FOR ADDITIVE MANUFACTURING
Publication number
20250101559
Publication date
Mar 27, 2025
EOS GmbH Electro Optical Systems
Antti SEPPÄLÄ
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PRODUCING HOT-ROLLED STEEL SHEET FOR NON-ORIENTED ELECTRI...
Publication number
20250101541
Publication date
Mar 27, 2025
JFE STEEL CORPORATION
Tomoyuki OKUBO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
A HIGH-STRENGTH TUBE RESISTANT TO ALUMINUM SULFATE CORROSION AND MA...
Publication number
20250102083
Publication date
Mar 27, 2025
Baoshan Iron & Steel Co., Ltd
Bo Yan
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
SOLID WIRE AND METHOD OF MANUFACTURING WELDED JOINT
Publication number
20250092498
Publication date
Mar 20, 2025
Nippon Steel Corporation
Hajime MATSUO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR, AND STAINLESS ST...
Publication number
20250075302
Publication date
Mar 6, 2025
Proterial, Ltd.
Kentaro FUKUMOTO
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
SURFACE-TREATED TOOL STEEL FOR DIE CASTING OF METAL
Publication number
20250075301
Publication date
Mar 6, 2025
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Zhou WANG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND METHOD FOR PRODUCING AUSTENITIC STAI...
Publication number
20250066869
Publication date
Feb 27, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Taichiro MIZOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND METHOD FOR PRODUCING AUSTENITIC STAI...
Publication number
20250066893
Publication date
Feb 27, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Taichiro MIZOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
HEAVY PLATE AND THERMOMECHANICAL TREATMENT METHOD FOR A STARTING MA...
Publication number
20250059617
Publication date
Feb 20, 2025
voestalpine Grobblech GmbH
Rupert EGGER
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR
Publication number
20250051894
Publication date
Feb 13, 2025
POSCO Co., Ltd
Seokweon Song
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC FREE-CUTTING STAINLESS STEEL
Publication number
20250051874
Publication date
Feb 13, 2025
DAIDO STEEL CO., LTD.
Naoki SEI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR REPAIRING TOOTH OF LABYRINTH SEAL USING 3D PRINTING
Publication number
20250033117
Publication date
Jan 30, 2025
Hyun Ki KANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method for butt-welding a steel part and associated steel part
Publication number
20250033147
Publication date
Jan 30, 2025
ARCELORMITTAL
Ivan VIAUX
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STAINLESS STEEL FOR FUEL CELL SEPARATOR AND MANUFACTURING METHOD TH...
Publication number
20250038221
Publication date
Jan 30, 2025
POSCO Co., Ltd
Kwangmin Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, IRON CORE AND MOTOR CORE, AND...
Publication number
20250022639
Publication date
Jan 16, 2025
NIPPON STEEL CORPORATION
Yoshiaki NATORI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL WITH GOOD WEATHER RESISTANCE AND MANUFACTURING...
Publication number
20250011891
Publication date
Jan 9, 2025
Baoshan Iron & Steel Co., Ltd
Sixin Zhao
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Flux-Cored Welding Strip and Welding Flux Used in Combination for S...
Publication number
20250010410
Publication date
Jan 9, 2025
Harbin Welding Institute Limited Company
Kai XU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...
Publication number
20250003045
Publication date
Jan 2, 2025
ARCELORMITTAL
Clément PHILIPPOT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...
Publication number
20250003046
Publication date
Jan 2, 2025
ARCELORMITTAL
Clément PHILIPPOT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
AUSTENITE STAINLESS STEEL SHEET, METHOD FOR PRODUCING SAME, AND SHE...
Publication number
20250003041
Publication date
Jan 2, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Naoki HIRAKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
CONTINUOUS ANNEALING LINE, CONTINUOUS HOT-DIP GALVANIZING LINE, AND...
Publication number
20240425959
Publication date
Dec 26, 2024
JFE STEEL CORPORATION
Hidekazu MINAMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
MARTENSITIC STAINLESS STEEL SEAMLESS PIPE AND METHOD FOR PRODUCING...
Publication number
20240417835
Publication date
Dec 19, 2024
NIPPON STEEL CORPORATION
Kyohei KANKI
C21 - METALLURGY OF IRON
Information
Patent Application
TRACK LINK PRODUCTION METHOD
Publication number
20240417819
Publication date
Dec 19, 2024
Berco S.p.A.
Francesco GRENZI
C21 - METALLURGY OF IRON
Information
Patent Application
Alloy for Mud Motor Shaft Applications with High Strength, High Imp...
Publication number
20240410041
Publication date
Dec 12, 2024
CRS HOLDINGS, LLC
Paul M. Novotny
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STAINLESS SEAMLESS STEEL PIPE FOR OIL WELLS AND METHO...
Publication number
20240410499
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Kenichiro Eguchi
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRATHICK STEEL MATERIALS FOR FLANGE HAVING EXCELLENT STRENGTH AND...
Publication number
20240410030
Publication date
Dec 12, 2024
POSCO Co., Ltd
Dae-Woo KIM
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR COATING A FLAT STEEL PRODUCT WITH LOW SUSCEPTIBILITY OF...
Publication number
20240410048
Publication date
Dec 12, 2024
ThyssenKrupp Steel Europe AG
Stefan BIENHOLZ
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...