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Yoshiaki Natori
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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
Patent number
12,286,694
Issue date
Apr 29, 2025
Nippon Steel Corporation
Minako Fukuchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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 and method for manufacturing same
Patent number
12,033,776
Issue date
Jul 9, 2024
Nippon Steel Corporation
Kazutoshi Takeda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
12,024,762
Issue date
Jul 2, 2024
Nippon Steel Corporation
Minako Fukuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Rotating electrical machine, stator core and rotor core set, method...
Patent number
12,009,709
Issue date
Jun 11, 2024
Nippon Steel Corporation
Tesshu Murakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,942,246
Issue date
Mar 26, 2024
Nippon Steel Corporation
Minako Fukuchi
C21 - METALLURGY OF IRON
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
Non-oriented magnetic steel sheet and method of manufacturing the same
Patent number
10,354,784
Issue date
Jul 16, 2019
Nippon Steel & Sumitomo Metal Corporation
Kenichi Murakami
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method of manufacturing non...
Patent number
9,570,219
Issue date
Feb 14, 2017
Nippon Steel & Sumitomo Metal Corporation
Yoshiaki Natori
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and manufacturing method thereof
Patent number
8,920,581
Issue date
Dec 30, 2014
Nippon Steel & Sumitomo Metal Corporation
Yoshiaki Natori
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and producing method therefor
Patent number
8,268,097
Issue date
Sep 18, 2012
Nippon Steel Corporation
Fumiaki Takahashi
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
STATOR CORE, MANUFACTURING METHOD FOR STATOR, AND ROTARY ELECTRIC M...
Publication number
20250219474
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Yoshiaki NATORI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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, MOTOR CORE, METHOD FOR MANUFAC...
Publication number
20250140456
Publication date
May 1, 2025
NIPPON STEEL CORPORATION
Ichiro TANAKA
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
ANAEROBIC CURING ADHESIVE COMPOSITION, BONDED LAMINATED BODY, MOTOR...
Publication number
20250026968
Publication date
Jan 23, 2025
Toagosei Co., Ltd.
Yoshiaki IWASE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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 MANUFACTURING METHOD THEREFOR
Publication number
20240379265
Publication date
Nov 14, 2024
NIPPON STEEL CORPORATION
Kazutoshi TAKEDA
C21 - METALLURGY OF IRON
Information
Patent Application
ROTATING ELECTRICAL MACHINE, STATOR CORE AND ROTOR CORE SET, METHOD...
Publication number
20240356417
Publication date
Oct 24, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
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
Publication number
20240153684
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Takeaki WAKISAKA
C21 - METALLURGY OF IRON
Information
Patent Application
ROTATING ELECTRICAL MACHINE, STATOR CORE AND ROTOR CORE SET, METHOD...
Publication number
20240154472
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MOTOR CORE, METHOD FOR MANUFAC...
Publication number
20240096531
Publication date
Mar 21, 2024
NIPPON STEEL CORPORATION
Ichiro TANAKA
B32 - LAYERED PRODUCTS
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 AND METHOD FOR MANUFACTURING SAME
Publication number
20240047107
Publication date
Feb 8, 2024
NIPPON STEEL CORPORATION
Kazutoshi TAKEDA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240043970
Publication date
Feb 8, 2024
NIPPON STEEL CORPORATION
Minako FUKUCHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240047106
Publication date
Feb 8, 2024
NIPPON STEEL CORPORATION
Minako FUKUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240035130
Publication date
Feb 1, 2024
NIPPON STEEL CORPORATION
Minako FUKUCHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
ROTATING ELECTRICAL MACHINE, STATOR CORE AND ROTOR CORE SET, METHOD...
Publication number
20230353023
Publication date
Nov 2, 2023
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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