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C22C38/00
Ferrous alloys
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C22C38/44
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Patents Grants
last 30 patents
Information
Patent Grant
Hot-rolled wire rod
Patent number
12,365,971
Issue date
Jul 22, 2025
Nippon Steel Corporation
Masashi Sakamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Drill string component with high corrosion resistance, and method f...
Patent number
12,365,960
Issue date
Jul 22, 2025
Voestalpine BOHLER Edelstahl GmbH & Co.
Rainer Fluch
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-magnetic austenitic stainless steel
Patent number
12,365,972
Issue date
Jul 22, 2025
POSCO Co., Ltd
Kyunghun Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for corrosion resistant stainless steel coatings
Patent number
12,365,991
Issue date
Jul 22, 2025
Allium Engineering, Inc.
Samuel McAlpine
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,359,274
Issue date
Jul 15, 2025
Nippon Steel Corporation
Shinsuke Takatani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of manufacturing clad steel sheet having excellent formabili...
Patent number
12,358,274
Issue date
Jul 15, 2025
POSCO Co., Ltd
Tae-Jin Song
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-stamping formed body
Patent number
12,358,036
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yuri Toda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Stainless steel pipe and method for manufacturing same
Patent number
12,359,752
Issue date
Jul 15, 2025
JFE Steel Corporation
Shunsuke Sasaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rod-shaped electromagnetic stainless steel material
Patent number
12,359,292
Issue date
Jul 15, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Shota Yamasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Pre-coated steel sheet with aluminum or aluminum alloy pre-coating,...
Patent number
12,359,295
Issue date
Jul 15, 2025
Ironovation Materials Technology Co., Ltd.
Hongliang Yi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High-strength high-toughness and wear-resistant composite steel pla...
Patent number
12,359,272
Issue date
Jul 15, 2025
Baoshan Iron & Steel Co., Ltd.
Hongbin Li
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength ultra-thick steel plate having superb impact toughnes...
Patent number
12,351,884
Issue date
Jul 8, 2025
Posco
Tae-Il So
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel material for high-pressure hydrogen gas environment, steel st...
Patent number
12,351,896
Issue date
Jul 8, 2025
JFE Steel Corporation
Akihide Nagao
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot dip galvanized ultra-high strength steel sheets with high flatness
Patent number
12,344,915
Issue date
Jul 1, 2025
GM Global Technology Operations LLC
Zhou Wang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Integrated high throughput cold spray coating manufacturing system
Patent number
12,344,937
Issue date
Jul 1, 2025
Allium Engineering, Inc.
Samuel McAlpine
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Hot stamped body and method for producing same and Al-plated steel...
Patent number
12,344,908
Issue date
Jul 1, 2025
Nippon Steel Corporation
Michiko Konno
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet and cold...
Patent number
12,344,909
Issue date
Jul 1, 2025
JFE Steel Corporation
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Flux-cored welding strip and welding flux used in combination for s...
Patent number
12,343,819
Issue date
Jul 1, 2025
HARBIN WELDING INSTITUTE LIMITED COMPANY
Kai Xu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
SUS surface treatment method
Patent number
12,344,939
Issue date
Jul 1, 2025
DONGGUAN DSP TECHNOLOGY CO., LTD.
Guo Tie Long
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Martensitic stainless steel pipe and method of manufacturing the same
Patent number
12,344,940
Issue date
Jul 1, 2025
Nippon Steel Corporation
Mikiko Noguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Duplex stainless steel, seamless steel pipe or tube, and a method o...
Patent number
12,344,910
Issue date
Jul 1, 2025
JFE Steel Corporation
Yusuke Yoshimura
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for manufacturing same
Patent number
12,344,911
Issue date
Jul 1, 2025
Nippon Steel Corporation
Masafumi Azuma
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,344,912
Issue date
Jul 1, 2025
Nippon Steel Corporation
Yuya Suzuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ultra-high strength alloy
Patent number
12,338,502
Issue date
Jun 24, 2025
CRS HOLDINGS, LLC
Paul M. Novotny
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel and a cutting tool body made of the stainless steel
Patent number
12,338,517
Issue date
Jun 24, 2025
Uddeholms AB
Staffan Gunnarsson
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Valve spring
Patent number
12,338,518
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
Cold rolled heat treated steel sheet and a method of manufacturing...
Patent number
12,338,506
Issue date
Jun 24, 2025
Arcelormittal
Jean-Marc Pipard
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel pipe and method for manufacturing same
Patent number
12,331,371
Issue date
Jun 17, 2025
JFE Steel Corporation
Shunsuke Sasaki
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
Steel compositions, methods of manufacture and uses in producing ri...
Patent number
12,331,372
Issue date
Jun 17, 2025
Greer Steel Company
Douglas B. Campbell
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
LOW TEMPERATURE HARDENABLE STEELS WITH EXCELLENT MACHINABILITY
Publication number
20250230533
Publication date
Jul 17, 2025
Valls Besitz GmbH
Isaac Valls Anglés
C21 - METALLURGY OF IRON
Information
Patent Application
METAL POWDER FOR ADDITIVE MANUFACTURING
Publication number
20250230531
Publication date
Jul 17, 2025
SANDVIK MACHINING SOLUTIONS AB
Hans MAGNUSSON
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method and Device for Producing Hardened Sheet-Steel Components
Publication number
20250230516
Publication date
Jul 17, 2025
voestalpine Metal Forming GmbH
Tobias HÄGELE
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-THICK STEEL MATERIAL HAVING EXCELLENT STRENGTH AND LOW TEMPER...
Publication number
20250229310
Publication date
Jul 17, 2025
POSCO Co., Ltd
Dae-Woo KIM
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DIAMOND TIPPED CUTTING TOOL
Publication number
20250223673
Publication date
Jul 10, 2025
JAMES KANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL MATERIAL
Publication number
20250215544
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Mikiko NOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
COLD-ROLLED STEEL SHEET
Publication number
20250215545
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Takuya NISHIO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
MARTENSITIC STAINLESS STEEL MATERIAL
Publication number
20250215546
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Toshiya NISHIMURA
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH...
Publication number
20250215519
Publication date
Jul 3, 2025
Baoshan Iron & Steel Co., Ltd
Ning TAN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
GOLF CLUB HEAD
Publication number
20250205565
Publication date
Jun 26, 2025
Sumitomo Rubber Industries, Ltd.
Boeing SMITH
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TWIP STEEL SHEET HAVING AN AUSTENITIC MATRIX
Publication number
20250207216
Publication date
Jun 26, 2025
ARCELORMITTAL
Colin SCOTT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHOD FOR PRODUCING THEM
Publication number
20250197961
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED STEEL SHEET HAVING EXCELLENT COLD BENDABILITY AFTER HEAT...
Publication number
20250197981
Publication date
Jun 19, 2025
POSCO CO., LTD
Hwan-Goo Seong
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL MATERIAL
Publication number
20250197982
Publication date
Jun 19, 2025
NIPPON STEEL CORPORATION
Norifumi KOCHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Iron-Based Heat and Corrosion Resistant Alloy With Enhanced Air Que...
Publication number
20250188582
Publication date
Jun 12, 2025
L. E. Jones Company
Cong Yue Qiao
C21 - METALLURGY OF IRON
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 ADVANCED NUCLEAR POWER UNIT REACTOR CORE SHELL CYLI...
Publication number
20250154617
Publication date
May 15, 2025
ANGANG STEEL COMPANY LIMITED
Chu WANG
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
COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20250146094
Publication date
May 8, 2025
NIPPON STEEL CORPORATION
Takuya NISHIO
C21 - METALLURGY OF IRON
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
HIGH-STRENGTH HOT DIP-COATED STEEL STRIP WITH PLASTICITY BROUGHT AB...
Publication number
20250146097
Publication date
May 8, 2025
SALZGITTER FLACHSTAHL GMBH
Konstantin Molodov
B32 - LAYERED PRODUCTS
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...