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C21D2201/05
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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
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Treatment for obtaining particular effects
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C21D2201/05
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Patents Grants
last 30 patents
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Patent Grant
Manufacturing method of grain-oriented electrical steel sheet
Patent number
12,365,973
Issue date
Jul 22, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
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
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
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
Method for producing grain-oriented electrical steel sheet
Patent number
12,338,504
Issue date
Jun 24, 2025
Nippon Steel Corporation
Takeshi Imai
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and manufacturing method ther...
Patent number
12,331,370
Issue date
Jun 17, 2025
Posco
Chang-Soo Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for producing same
Patent number
12,331,375
Issue date
Jun 17, 2025
POSCO Co., Ltd
Dae-Hyun Song
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
Oriented electrical steel sheet and manufacturing method therefor
Patent number
12,312,651
Issue date
May 27, 2025
POSCO Co., Ltd
Hyun Jong Kim
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
Thin steel sheet and method for manufacturing same
Patent number
12,286,680
Issue date
Apr 29, 2025
JFE Steel Corporation
Noriaki Kohsaka
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength galvanized steel sheet and method for manufacturing t...
Patent number
12,258,644
Issue date
Mar 25, 2025
JFE Steel Corporation
Hiroshi Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Composite material including aluminum-based matrix and device adopt...
Patent number
12,234,532
Issue date
Feb 25, 2025
Industry-Academic Cooperation Foundation, Yonsei University
Dong Hyun Bae
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet with insulating film and meth...
Patent number
12,234,523
Issue date
Feb 25, 2025
JFE Steel Corporation
Karin Kokufu
C21 - METALLURGY OF IRON
Information
Patent Grant
Metal plate for producing vapor deposition masks, production method...
Patent number
12,227,823
Issue date
Feb 18, 2025
Dai Nippon Printing Co., Ltd.
Hiroki Oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
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, forming method for insulatio...
Patent number
12,215,410
Issue date
Feb 4, 2025
Nippon Steel Corporation
Ichiro Tanaka
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
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
12,195,832
Issue date
Jan 14, 2025
Nippon Steel Corporation
Shinsuke Takatani
B82 - NANO-TECHNOLOGY
Information
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
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
Method for thermal processing bullets
Patent number
12,152,285
Issue date
Nov 26, 2024
Peter Paulin
F42 - AMMUNITION BLASTING
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
Method for producing grain oriented electrical steel sheet
Patent number
12,123,084
Issue date
Oct 22, 2024
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250236925
Publication date
Jul 24, 2025
JFE STEEL CORPORATION
Yukihiro SHINGAKI
C21 - METALLURGY OF IRON
Information
Patent Application
Grain-Oriented Electrical Steel Sheet and Method for Its Production
Publication number
20250236935
Publication date
Jul 24, 2025
THYSSENKRUPP ELECTRICAL STEEL GMBH
Ludger Lahn
C21 - METALLURGY OF IRON
Information
Patent Application
Grain-Oriented Electrical Steel Sheet and Method for Its Production
Publication number
20250236926
Publication date
Jul 24, 2025
THYSSENKRUPP ELECTRICAL STEEL GMBH
Ludger Lahn
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Grain-Oriented Electrical Steel Sheet Coated with a Resin and Used...
Publication number
20250223676
Publication date
Jul 10, 2025
THYSSENKRUPP ELECTRICAL STEEL GMBH
Christian Hecht
C21 - METALLURGY OF IRON
Information
Patent Application
Grain-Oriented Flat Steel Product and Method for Its Production
Publication number
20250223664
Publication date
Jul 10, 2025
THYSSENKRUPP ELECTRICAL STEEL GMBH
Christian Hecht
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEELS
Publication number
20250207229
Publication date
Jun 26, 2025
Nucor Corporation
Paul KELLY
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND...
Publication number
20250188560
Publication date
Jun 12, 2025
NIPPON STEEL CORPORATION
Satoshi ARAI
C21 - METALLURGY OF IRON
Information
Patent Application
THREE-PHASE THREE-LEGGED WOUND CORE AND METHOD FOR PRODUCTION THEREOF
Publication number
20250182949
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Hirotaka INOUE
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCTION OF SAME
Publication number
20250154631
Publication date
May 15, 2025
NIPPON STEEL CORPORATION
Masato YASUDA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCTION OF SAME
Publication number
20250157708
Publication date
May 15, 2025
NIPPON STEEL CORPORATION
Masato YASUDA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND...
Publication number
20250146110
Publication date
May 8, 2025
JFE STEEL CORPORATION
Shigehiro TAKAJO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20250122589
Publication date
Apr 17, 2025
JFE STEEL CORPORATION
Kai KAWAHARA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THER...
Publication number
20250115974
Publication date
Apr 10, 2025
NIPPON STEEL CORPORATION
Yusuke KAWAMURA
C21 - METALLURGY OF IRON
Information
Patent Application
COATING LIQUID FOR FORMING INSULATION COATING FOR GRAIN-ORIENTED EL...
Publication number
20250109452
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Shuichi YAMAZAKI
C21 - METALLURGY OF IRON
Information
Patent Application
AGING TREATMENT METHOD AND METHOD OF PRODUCING GRAIN-ORIENTED ELECT...
Publication number
20250109451
Publication date
Apr 3, 2025
JFE STEEL CORPORATION
Ayaka SERA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THE...
Publication number
20250066885
Publication date
Feb 27, 2025
POSCO CO., LTD
Kyungjun Ko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
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
GRAIN ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20250051867
Publication date
Feb 13, 2025
POSCO CO., LTD
Jae-Song Kim
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
METAL PLATE FOR PRODUCING VAPOR DEPOSITION MASKS, PRODUCTION METHOD...
Publication number
20250043399
Publication date
Feb 6, 2025
DAI NIPPON PRINTING CO., LTD.
Hiroki OKA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20250043398
Publication date
Feb 6, 2025
JFE STEEL CORPORATION
Takaaki TANAKA
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
METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240368717
Publication date
Nov 7, 2024
JFE STEEL CORPORATION
Takeshi IMAMURA
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
WOUND CORE AND METHOD FOR PRODUCING WOUND CORE
Publication number
20240321492
Publication date
Sep 26, 2024
JFE STEEL CORPORATION
Hirotaka INOUE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240282491
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Masanori Takenaka
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND ROLLI...
Publication number
20240279763
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Yusuke SHIMOYAMA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR PRODUCING THE SAME,...
Publication number
20240279783
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Takaaki TANAKA
C21 - METALLURGY OF IRON