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Hiroyoshi Yashiki
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Patents Grants
last 30 patents
Information
Patent Grant
Electrical steel sheet and method for manufacturing same
Patent number
12,305,253
Issue date
May 20, 2025
Nippon Steel Corporation
Miho Tomita
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet, segmented stator, and rotating...
Patent number
12,283,845
Issue date
Apr 22, 2025
Nippon Steel Corporation
Yoshiaki Natori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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
Non-oriented electrical steel sheet
Patent number
11,866,797
Issue date
Jan 9, 2024
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Electrical steel sheet
Patent number
11,499,059
Issue date
Nov 15, 2022
Nippon Steel Corporation
Kazutoshi Takeda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Grain-oriented electrical steel sheet
Patent number
11,377,705
Issue date
Jul 5, 2022
Nippon Steel Corporation
Hiroyoshi Yashiki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Non-oriented electrical steel sheet, manufacturing method of non-or...
Patent number
11,295,881
Issue date
Apr 5, 2022
Nippon Steel Corporation
Yoshiaki Natori
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,279,985
Issue date
Mar 22, 2022
Nippon Steel Corporation
Yoshiaki Natori
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing no...
Patent number
11,124,854
Issue date
Sep 21, 2021
Nippon Steel Corporation
Hiroshi Fujimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,053,574
Issue date
Jul 6, 2021
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing no...
Patent number
11,021,771
Issue date
Jun 1, 2021
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet
Patent number
10,604,818
Issue date
Mar 31, 2020
Nippon Steel Corporation
Hiroyoshi Yashiki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Electrical steel sheet
Patent number
10,541,071
Issue date
Jan 21, 2020
Nippon Steel Corporation
Hirotoshi Tada
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and production process thereof
Patent number
8,157,928
Issue date
Apr 17, 2012
Sumitomo Metal Industries, Ltd.
Ichirou Tanaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-oriented electrical steel sheet and production process thereof
Patent number
7,922,834
Issue date
Apr 12, 2011
Sumitomo Metal Industries, Ltd.
Ichirou Tanaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing the same
Patent number
6,638,368
Issue date
Oct 28, 2003
Sumitomo Metal Industries, Ltd.
Ichiro Tanaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing the same
Patent number
6,340,399
Issue date
Jan 22, 2002
Sumitomo Metal Industries, Ltd.
Ichiro Tanaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Oriented magnetic steel sheets and manufacturing process therefor
Patent number
5,425,820
Issue date
Jun 20, 1995
Sumitomo Metal Industries, Ltd.
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Oriented silicon steel sheets and production process therefor
Patent number
5,250,123
Issue date
Oct 5, 1993
Sumitomo Metal Industries, Ltd.
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20250188561
Publication date
Jun 12, 2025
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
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
NON-ORIENTED ELECTRICAL STEEL SHEET, IRON CORE AND MOTOR CORE, AND...
Publication number
20250022639
Publication date
Jan 16, 2025
NIPPON STEEL CORPORATION
Yoshiaki NATORI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20240084415
Publication date
Mar 14, 2024
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, PRODUCTION METHOD FOR NON-ORIE...
Publication number
20240039347
Publication date
Feb 1, 2024
NIPPON STEEL CORPORATION
Yoshiaki NATORI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20240035131
Publication date
Feb 1, 2024
NIPPON STEEL CORPORATION
Yoshiaki NATORI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE...
Publication number
20230139246
Publication date
May 4, 2023
Nippon Steel Corporation
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE...
Publication number
20230137498
Publication date
May 4, 2023
Nippon Steel Corporation
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE...
Publication number
20230104017
Publication date
Apr 6, 2023
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20220186336
Publication date
Jun 16, 2022
NIPPON STEEL CORPORATION
Miho TOMITA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, SEGMENTED STATOR, AND ROTATING...
Publication number
20220021248
Publication date
Jan 20, 2022
NIPPON STEEL CORPORATION
Yoshiaki NATORI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20210343458
Publication date
Nov 4, 2021
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20210301363
Publication date
Sep 30, 2021
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING NO...
Publication number
20200232059
Publication date
Jul 23, 2020
NIPPON STEEL CORPORATION
Hiroshi FUJIMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20200181725
Publication date
Jun 11, 2020
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20200040423
Publication date
Feb 6, 2020
NIPPON STEEL CORPORATION
Yoshiaki NATORI
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEEL SHEET
Publication number
20190367746
Publication date
Dec 5, 2019
NIPPON STEEL CORPORATION
Kazutoshi TAKEDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING NO...
Publication number
20190316221
Publication date
Oct 17, 2019
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20190316239
Publication date
Oct 17, 2019
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MANUFACTURING METHOD OF NON-OR...
Publication number
20190228891
Publication date
Jul 25, 2019
NIPPON STEEL & SUMITOMO METAL CORPORATION
Yoshiaki NATORI
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20170233842
Publication date
Aug 17, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEEL SHEET
Publication number
20170098498
Publication date
Apr 6, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hirotoshi TADA
C21 - METALLURGY OF IRON
Information
Patent Application
Non-Oriented Electrical Steel Sheet and Production Process Thereof
Publication number
20110042625
Publication date
Feb 24, 2011
Sumitomo Metal Industries, Ltd.
Ichirou Tanaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Non-Oriented Electrical Steel Sheet and Production Process Thereof
Publication number
20090202383
Publication date
Aug 13, 2009
Ichirou Tanaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Non-oriented electrical steel sheet and method for producing the same
Publication number
20020043299
Publication date
Apr 18, 2002
Ichiro Tanaka
C21 - METALLURGY OF IRON