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Patents Grants
last 30 patents
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
Ultra-high strength weathering steel and high friction rolling of t...
Patent number
12,325,902
Issue date
Jun 10, 2025
Nucor Corporation
Tao Wang
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,325,891
Issue date
Jun 10, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Overlay welding material
Patent number
12,318,872
Issue date
Jun 3, 2025
BLYKALLA AB
Peter Szakálos
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Cold rolled steel sheet
Patent number
12,319,992
Issue date
Jun 3, 2025
voestalpine STAHL GmbH
Florian Winkelhofer
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet with excellent low-temperature impact toughn...
Patent number
12,312,648
Issue date
May 27, 2025
POSCO Co., Ltd
Jung Hyun Kong
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,312,649
Issue date
May 27, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel plate having excellent formability, toughness a...
Patent number
12,305,266
Issue date
May 20, 2025
Nippon Steel Corporation
Hiroyuki Kawata
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength structural steel having excellent cold bendability, a...
Patent number
12,305,249
Issue date
May 20, 2025
POSCO Co., Ltd
Jae-Young Cho
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel pipe for fuel injection pipe, and fuel injection pipe using same
Patent number
12,305,597
Issue date
May 20, 2025
Nippon Steel Corporation
Taizo Makino
C21 - METALLURGY OF IRON
Information
Patent Grant
Flux-cored wire and welding method
Patent number
12,296,411
Issue date
May 13, 2025
Kobe Steel, Ltd.
Keito Ishizaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High strength hot rolled steel having excellent scale adhesivness a...
Patent number
12,297,514
Issue date
May 13, 2025
Arcelormittal
Eva Diaz Gonzalez
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel seamless pipe and method for manufacturing same
Patent number
12,291,766
Issue date
May 6, 2025
JFE Steel Corporation
Yuichi Kamo
C21 - METALLURGY OF IRON
Information
Patent Grant
Methods of welding high manganese steel with step-out weld zone ero...
Patent number
12,285,824
Issue date
Apr 29, 2025
POSCO CO., LTD
HyunWoo Jin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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 strength steel product and a process to produce a high strengt...
Patent number
12,286,682
Issue date
Apr 29, 2025
TATA STEEL NEDERLAND TECHNOLOGY BV
Shangping Chen
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled and unannealed ferritic stainless steel sheet having exc...
Patent number
12,286,696
Issue date
Apr 29, 2025
POSCO Co., Ltd
Jung Hyun Kong
C21 - METALLURGY OF IRON
Information
Patent Grant
Extra thick hot rolled h section steel and production method therefor
Patent number
12,281,369
Issue date
Apr 22, 2025
MAANSHAN IRON & STEEL CO., LTD.
Meng Xia
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hot dip galvanized steel sheet and method for producing same
Patent number
12,281,392
Issue date
Apr 22, 2025
Nippon Steel Corporation
Takafumi Yokoyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Al plated welded pipe for hardening use and al plated hollow member...
Patent number
12,281,375
Issue date
Apr 22, 2025
Nippon Steel Corporation
Jun Maki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-oriented electrical steel sheet, segmented stator, and rotating...
Patent number
12,283,845
Issue date
Apr 22, 2025
Nippon Steel Corporation
Yoshiaki Natori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Stainless steel flux cored wire for manufacturing LNG tank
Patent number
12,269,128
Issue date
Apr 8, 2025
ESAB SEAH CORP.
Hee Dae Im
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-rolled steel sheet and method for manufacturing same
Patent number
12,264,374
Issue date
Apr 1, 2025
Nippon Steel Corporation
Daisuke Ito
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Duplex stainless steel and method for manufacturing same, and duple...
Patent number
12,264,376
Issue date
Apr 1, 2025
JFE Steel Corporation
Kazuki Fujimura
C21 - METALLURGY OF IRON
Information
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
Patents Applications
last 30 patents
Information
Patent Application
FERRITIC STAINLESS STEEL AND STEEL SHEET
Publication number
20250188583
Publication date
Jun 12, 2025
DAIDO STEEL CO., LTD.
Ryoga SOEDA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
FERRITIC STAINLESS STEEL AND STEEL SHEET
Publication number
20250188581
Publication date
Jun 12, 2025
DAIDO STEEL CO., LTD.
Ryoga SOEDA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
NON-ORIENTED SILICON STEEL FOR HIGH-SPEED MOTOR, AND MANUFACTURING...
Publication number
20250188557
Publication date
Jun 12, 2025
ZHANGJIAGANG YANGTZE RIVER COLD ROLLED PLATE CO., LTD
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND EXHAUST MEMBER
Publication number
20250188559
Publication date
Jun 12, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Jun-ichi HAMADA
C21 - METALLURGY OF IRON
Information
Patent Application
WELDED MEMBER INCLUDING WELDED PORTION WITH EXCELLENT ELECTRODEPOSI...
Publication number
20250188584
Publication date
Jun 12, 2025
POSCO CO., LTD
Gyu-Yeol Bae
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LOW-SLAG WIRE WITH EXCELLENT WELDABILITY
Publication number
20250178133
Publication date
Jun 5, 2025
KISWEL LTD.
Yong Chul KIM
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HIGH-Ni ALLOY THICK STEEL PLATE HAVING EXCELLENT WELD HIGH-TEMPERAT...
Publication number
20250171870
Publication date
May 29, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Yukihiro NISHIDA
C21 - METALLURGY OF IRON
Information
Patent Application
High Strength, Cold Rolled Steel With Reduced Sensitivity to Hydrog...
Publication number
20250171871
Publication date
May 29, 2025
ThyssenKrupp Steel Europe AG
Richard G. Thiessen
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR HIGH HEAT INPUT WELDING AND MANUFACTURING METHOD TH...
Publication number
20250163555
Publication date
May 22, 2025
Zhangjiagang Rongsheng Special Steel Co. Ltd.
Yu ZHANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
STAINLESS STEEL FORMULATION FOR PUMP COMPONENTS
Publication number
20250154634
Publication date
May 15, 2025
SPM OIL & GAS INC.
Jacob Bayyouk
C21 - METALLURGY OF IRON
Information
Patent Application
MARTENSITIC STAINLESS STEEL MATERIAL
Publication number
20250146112
Publication date
May 8, 2025
NIPPON STEEL CORPORATION
Kyohei KANKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND METHOD OF MANUFACTURING AUSTENITIC S...
Publication number
20250146098
Publication date
May 8, 2025
NIPPON STEEL CORPORATION
Kana JOTOKU
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT HOLE-E...
Publication number
20250137085
Publication date
May 1, 2025
POSCO CO., LTD.
Min-Seo KOO
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-HIGH-STRENGTH STAINLESS STEEL AND MANUFACTURING METHOD
Publication number
20250137087
Publication date
May 1, 2025
BEIHANG UNIVERSITY
Jinyan ZHONG
C21 - METALLURGY OF IRON
Information
Patent Application
STAINLESS STEEL POWDER, STAINLESS STEEL MEMBER AND METHOD FOR MANUF...
Publication number
20250137108
Publication date
May 1, 2025
JFE STEEL CORPORATION
Akito MIZUTANI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
DUPLEX STAINLESS STEEL PIPE
Publication number
20250137110
Publication date
May 1, 2025
NIPPON STEEL CORPORATION
Seiya OKADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ULTRA-HIGH-STRENGTH REINFORCING BAR AND MANUFACTURING METHOD THEREOF
Publication number
20250129446
Publication date
Apr 24, 2025
HYUNDAI STEEL COMPANY
Jun Ho Chung
C21 - METALLURGY OF IRON
Information
Patent Application
DUPLEX STAINLESS STEEL MATERIAL
Publication number
20250129461
Publication date
Apr 24, 2025
NIPPON STEEL CORPORATION
Daisuke MATSUO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAME
Publication number
20250122602
Publication date
Apr 17, 2025
JFE STEEL CORPORATION
Yoichiro Matsui
C21 - METALLURGY OF IRON
Information
Patent Application
RESISTANCE OF STAINLESS STEEL TO LIQUID ALUMINUM ATTACK
Publication number
20250115983
Publication date
Apr 10, 2025
Cleveland-Cliffs Steel Properties Inc.
Jerry Lee Arnold
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PRESSURE VESSEL FOR HIGH-PRESSURE HYDROGEN GAS
Publication number
20250116374
Publication date
Apr 10, 2025
JFE STEEL CORPORATION
Shusaku TAKAGI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-ROLLED STEEL SHEET
Publication number
20250109467
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Daisuke ITO
C21 - METALLURGY OF IRON
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
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
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
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...