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during manufacturing of articles with special electromagnetic properties
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CPC
C21D8/12
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C
CHEMISTRY METALLURGY
C21
Iron metallurgy
C21D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
C21D8/00
Modifying the physical properties by deformation combined with, or followed by, heat treatment
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C21D8/12
during manufacturing of articles with special electromagnetic properties
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Patents Grants
last 30 patents
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Patent Grant
Non-oriented electrical steel sheet and method for producing same
Patent number
12,215,399
Issue date
Feb 4, 2025
Nippon Steel Corporation
Hiroyasu Fujii
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-directional electrical steel sheet and method for producing same
Patent number
12,215,400
Issue date
Feb 4, 2025
POSCO Co., Ltd
Jaewan Hong
C21 - METALLURGY OF IRON
Information
Patent Grant
Coating liquid for forming insulation coating for grain-oriented el...
Patent number
12,215,398
Issue date
Feb 4, 2025
Nippon Steel Corporation
Shuichi Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet, and steel sheet serving as b...
Patent number
12,217,889
Issue date
Feb 4, 2025
Nippon Steel Corporation
Shuichi Nakamura
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet
Patent number
12,215,401
Issue date
Feb 4, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing same
Patent number
12,215,403
Issue date
Feb 4, 2025
Posco
Hunju Lee
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
12,211,633
Issue date
Jan 28, 2025
Nippon Steel Corporation
Tesshu Murakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Linear groove formation method and linear groove forming apparatus,...
Patent number
12,195,816
Issue date
Jan 14, 2025
JFE Steel Corporation
Takeshi Omura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,195,818
Issue date
Jan 14, 2025
Nippon Steel Corporation
Shinsuke Takatani
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
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Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,180,558
Issue date
Dec 31, 2024
Nippon Steel Corporation
Yoshiyuki Ushigami
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for manufacturing...
Patent number
12,173,377
Issue date
Dec 24, 2024
Nippon Steel Corporation
Kazutoshi Takeda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,173,378
Issue date
Dec 24, 2024
Nippon Steel Corporation
Satoshi Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method therefore
Patent number
12,173,379
Issue date
Dec 24, 2024
LG Electronics Inc.
Jin Bae Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet for non-oriented electrical steel sheet, non...
Patent number
12,168,809
Issue date
Dec 17, 2024
Nippon Steel Corporation
Yoshihiro Arita
C21 - METALLURGY OF IRON
Information
Patent Grant
Soft magnetic alloy and magnetic device
Patent number
12,165,794
Issue date
Dec 10, 2024
TDK Corporation
Kazuhiro Yoshidome
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Coating liquid for forming insulation coating for grain-oriented el...
Patent number
12,157,921
Issue date
Dec 3, 2024
Nippon Steel Corporation
Shuichi Yamazaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Grain-oriented electrical steel sheet, method for manufacturing gra...
Patent number
12,152,286
Issue date
Nov 26, 2024
Nippon Steel Corporation
Ryutaro Yamagata
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
12,148,555
Issue date
Nov 19, 2024
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet, method for manufacturing gra...
Patent number
12,134,802
Issue date
Nov 5, 2024
Nippon Steel Corporation
Ryutaro Yamagata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Grain-oriented electrical steel sheet and method for manufacturing...
Patent number
12,123,065
Issue date
Oct 22, 2024
POSCO Co., Ltd
Oh Yeoul Kwon
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Grain oriented electrical steel sheet and producing method thereof
Patent number
12,123,068
Issue date
Oct 22, 2024
Nippon Steel Corporation
Takashi Kataoka
C21 - METALLURGY OF IRON
Information
Patent Grant
Soft magnetic alloy and method for producing a soft magnetic alloy
Patent number
12,116,655
Issue date
Oct 15, 2024
Vacuumschmelze GmbH & Co. KG
Niklas Volbers
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet, production method for non-orie...
Patent number
12,119,706
Issue date
Oct 15, 2024
Nippon Steel Corporation
Yoshiaki Natori
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for improving corrosion resistance of neodymium-iron-boron m...
Patent number
12,112,884
Issue date
Oct 8, 2024
Zhejiang University
Mi Yan
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,110,567
Issue date
Oct 8, 2024
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Non oriented electrical steel sheet and method for producing thereof
Patent number
12,110,569
Issue date
Oct 8, 2024
Nippon Steel Corporation
Takeru Ichie
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing a CoFe alloy strip
Patent number
12,110,579
Issue date
Oct 8, 2024
Vacuumschmelze GmbH & Co. KG
Niklas Volbers
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and production method therefor
Patent number
12,104,217
Issue date
Oct 1, 2024
JFE Steel Corporation
Makoto Watanabe
C21 - METALLURGY OF IRON
Information
Patent Grant
High-magnetic-induction low-iron-loss non-oriented silicon steel sh...
Patent number
12,104,215
Issue date
Oct 1, 2024
Baoshan Iron & Steel Co., Ltd.
Feng Zhang
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
DOUBLE ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20250059616
Publication date
Feb 20, 2025
POSCO CO., LTD
Hyunwoo Mun
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME,...
Publication number
20250059618
Publication date
Feb 20, 2025
POSCO CO., LTD
Soobin Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
INSULATION COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRIC...
Publication number
20250051603
Publication date
Feb 13, 2025
POSCO Co., Ltd
Min Serk KWON
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
GRAIN ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD OF SAME
Publication number
20250051871
Publication date
Feb 13, 2025
POSCO Co., Ltd
Hyun-Seok KO
C21 - METALLURGY OF IRON
Information
Patent Application
ANNEALING SEPARATING AGENT COMPOSITION FOR GRAIN ORIENTED ELECTRICA...
Publication number
20250051869
Publication date
Feb 13, 2025
POSCO Co., Ltd
Min Serk KWON
C21 - METALLURGY OF IRON
Information
Patent Application
INSULATION COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRIC...
Publication number
20250051868
Publication date
Feb 13, 2025
POSCO Co., Ltd
Jungwoo KIM
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20250051888
Publication date
Feb 13, 2025
POSCO CO., LTD
Jaewan Hong
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING GRA...
Publication number
20250043381
Publication date
Feb 6, 2025
NIPPON STEEL CORPORATION
Ryutaro YAMAGATA
C21 - METALLURGY OF IRON
Information
Patent Application
COATING LIQUID FOR FORMING INSULATION COATING FOR GRAIN-ORIENTED EL...
Publication number
20250043373
Publication date
Feb 6, 2025
NIPPON STEEL CORPORATION
Shuichi YAMAZAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20250037912
Publication date
Jan 30, 2025
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING GRA...
Publication number
20250019788
Publication date
Jan 16, 2025
NIPPON STEEL CORPORATION
Ryutaro YAMAGATA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME,...
Publication number
20250014793
Publication date
Jan 9, 2025
JEF STEEL CORPORATION
Shigehiro TAKAJYO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED SILICON STEEL FOR DRIVING MOTORS OF NEW ENERGY VEHICLE...
Publication number
20240417830
Publication date
Dec 19, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING HOT-ROLLED STEEL SHEET FOR NON-ORIENTED ELECTRI...
Publication number
20240410037
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Ryuichi SUEHIRO
C21 - METALLURGY OF IRON
Information
Patent Application
ANNEALING FACILITY FOR ELECTRICAL STEEL SHEET, FINISH ANNEALING MET...
Publication number
20240410029
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Hideto KAMBARA
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL HAVING IMPROVED MAGNETIC PROPERTIES AND MA...
Publication number
20240401174
Publication date
Dec 5, 2024
POSCO CO., LTD
Kyunghun Kim
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL STRIP ANNEALING METHOD
Publication number
20240392403
Publication date
Nov 28, 2024
JFE STEEL CORPORATION
Hirokazu KOBAYASHI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMIT...
Publication number
20240344171
Publication date
Oct 17, 2024
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Application
SOFT MAGNETIC STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20240327960
Publication date
Oct 3, 2024
Honda Motor Co., Ltd.
Yoshiyuki NAKAZAWA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND COLD...
Publication number
20240327942
Publication date
Oct 3, 2024
JFE STEEL CORPORATION
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240309497
Publication date
Sep 19, 2024
POSCO Co., Ltd
Hunju Lee
C21 - METALLURGY OF IRON
Information
Patent Application
NON-GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR PUNCHING NON-...
Publication number
20240309498
Publication date
Sep 19, 2024
NIPPON STEEL CORPORATION
Takeaki WAKISAKA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20240301525
Publication date
Sep 12, 2024
JFE STEEL CORPORATION
Takaaki TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROALLOY FROM CHROMITE...
Publication number
20240301530
Publication date
Sep 12, 2024
MM Metals USA, LLC
Daniel SHAW
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED STEEL SHEET FOR NON ORIENTED ELECTRICAL STEEL SHEET, PRO...
Publication number
20240295014
Publication date
Sep 5, 2024
NIPPON STEEL CORPORATION
Yoshihiro ARITA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND PRODUCTION METHOD THEREOF
Publication number
20240295015
Publication date
Sep 5, 2024
JFE STEEL CORPORATION
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20240296981
Publication date
Sep 5, 2024
POSCO CO., LTD.
Jaewan Hong
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20240290523
Publication date
Aug 29, 2024
JFE STEEL CORPORATION
Takaaki TANAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING SOFT MAGNETIC MATERIAL
Publication number
20240287661
Publication date
Aug 29, 2024
DAIDO STEEL CO., LTD.
Akihiko Saito
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND ROLLI...
Publication number
20240287659
Publication date
Aug 29, 2024
JFE STEEL CORPORATION
Yusuke SHIMOYAMA
C21 - METALLURGY OF IRON