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Masahiro Fujikura
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
10,214,791
Issue date
Feb 26, 2019
Nippon Steel & Sumitomo Metal Corporation
Masahiro Fujikura
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method thereof
Patent number
9,934,894
Issue date
Apr 3, 2018
Nippon Steel & Sumitomo Metal Corporation
Shuichi Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method thereof
Patent number
9,728,312
Issue date
Aug 8, 2017
Nippon Steel & Sumitomo Metal Corporation
Masahiro Fujikura
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet, manufacturing method thereof,...
Patent number
9,721,706
Issue date
Aug 1, 2017
Nippon Steel & Sumitomo Metal Corporation
Masahiro Fujikura
C21 - METALLURGY OF IRON
Information
Patent Grant
Manufacturing method of non-oriented electrical steel sheet
Patent number
9,579,701
Issue date
Feb 28, 2017
Nippon Steel & Sumitomo Metal Corporation
Takeshi Kubota
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Non-oriented electrical steel sheet, method of manufacturing the sa...
Patent number
9,512,500
Issue date
Dec 6, 2016
Nippon Steel & Sumitomo Metal Corporation
Masahiro Fujikura
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength non-oriented electrical steel sheet
Patent number
9,362,032
Issue date
Jun 7, 2016
Nippon Steel & Sumitomo Metal Corporation
Yoshihiro Arita
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method thereof
Patent number
9,187,830
Issue date
Nov 17, 2015
Nippon Steel & Sumitomo Metal Corporation
Shuichi Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Magnetic shield structure having openings and a magnetic material f...
Patent number
7,964,803
Issue date
Jun 21, 2011
Nippon Steel Corporation
Takeshi Saito
G01 - MEASURING TESTING
Information
Patent Grant
Electrical steel sheet for low-noise transformer and low-noise tran...
Patent number
7,456,724
Issue date
Nov 25, 2008
Nippon Steel Corporation
Hisashi Mogi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for indirect-electrification-type continuous electrolytic et...
Patent number
7,063,780
Issue date
Jun 20, 2006
Nippon Steel Corporation
Hisashi Mogi
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Low iron loss and low noise grain-oriented electrical steel sheet a...
Patent number
6,918,966
Issue date
Jul 19, 2005
Nippon Steel Corporation
Masahiro Fujikura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High flux density grain-oriented electrical steel sheet excellent i...
Patent number
6,565,674
Issue date
May 20, 2003
Nippon Steel Corporation
Yousuke Kurosaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Low iron loss and low noise grain-oriented electrical steel sheet a...
Patent number
6,558,479
Issue date
May 6, 2003
Nippon Steel Corporation
Masahiro Fujikura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Grain-oriented electrical steel sheet for low-noise transformer
Patent number
6,387,522
Issue date
May 14, 2002
Nippon Steel Corporation
Hisashi Mogi
C21 - METALLURGY OF IRON
Information
Patent Grant
Amorphous magnetic alloy with high magnetic flux density
Patent number
5,456,770
Issue date
Oct 10, 1995
Nippon Steel Corporation
Takashi Sato
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for producing very thin amorphous alloy strip
Patent number
5,381,856
Issue date
Jan 17, 1995
Nippon Steel Corporation
Masahiro Fujikura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare-earth antisotropic powders and magnets and their manufacturing...
Patent number
5,009,706
Issue date
Apr 23, 1991
Nippon Steel Corporation
Hiroaki Sakamoto
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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 MAGNETIC STEEL SHEET
Publication number
20180119258
Publication date
May 3, 2018
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masahiro FUJIKURA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20170260598
Publication date
Sep 14, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masahiro FUJIKURA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20160035469
Publication date
Feb 4, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Shuichi Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20140238558
Publication date
Aug 28, 2014
Masahiro Fujikura
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD OF MANUFACTURING THE SA...
Publication number
20140113159
Publication date
Apr 24, 2014
Masahiro Fujikura
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20140030135
Publication date
Jan 30, 2014
NIPPON STEEL CORPORATION
Yoshihiro Arita
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MANUFACTURING METHOD THEREOF,...
Publication number
20130309525
Publication date
Nov 21, 2013
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masahiro Fujikura
B32 - LAYERED PRODUCTS
Information
Patent Application
MANUFACTURING METHOD OF NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20130125601
Publication date
May 23, 2013
NIPPON STEEL & SUMITOMO METAL CORPORATION
Takeshi Kubota
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20120305140
Publication date
Dec 6, 2012
Shuichi Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Application
Magnetic Shield Structure Having Openings and a Magnetic Material F...
Publication number
20070272369
Publication date
Nov 29, 2007
Takeshi Saito
G01 - MEASURING TESTING
Information
Patent Application
Electrical steel sheet for low-noise transformer and low-noise tran...
Publication number
20040178872
Publication date
Sep 16, 2004
NIPPON STEEL CORPORATION
Hisashi Mogi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High flux density grain-oriented electrical steel sheet excellent i...
Publication number
20030183304
Publication date
Oct 2, 2003
NIPPON STEEL CORPORATION
Yousuke Kurosaki
C21 - METALLURGY OF IRON
Information
Patent Application
Method for indirect-electrification-type continuous electrolytic et...
Publication number
20030164307
Publication date
Sep 4, 2003
Hisashi Mogi
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Low iron loss and low noise grain-oriented electrical steel sheet a...
Publication number
20030102055
Publication date
Jun 5, 2003
NIPPON STEEL CORPORATION
Masahiro Fujikura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Electrical steel sheet for low-noise transformer and low-noise tran...
Publication number
20020140537
Publication date
Oct 3, 2002
Hisashi Mogi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Grain-oriented electrical steel sheet for low-noise transformer
Publication number
20020012805
Publication date
Jan 31, 2002
Hisashi Mogi
C21 - METALLURGY OF IRON
Information
Patent Application
Low iron loss and low noise grain-oriented electrical steel sheet a...
Publication number
20020000261
Publication date
Jan 3, 2002
Masahiro Fujikura
C21 - METALLURGY OF IRON