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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
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