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Yoshiaki Zaizen
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing non-oriented electrical steel sheet, method fo...
Patent number
11,962,184
Issue date
Apr 16, 2024
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing a non-oriented electrical steel sheet
Patent number
11,946,123
Issue date
Apr 2, 2024
JFE Steel Corporation
Masanori Uesaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,732,319
Issue date
Aug 22, 2023
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same,...
Patent number
11,718,891
Issue date
Aug 8, 2023
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method of producing same
Patent number
11,649,532
Issue date
May 16, 2023
JFE Steel Corporation
Masanori Uesaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Motor
Patent number
11,551,839
Issue date
Jan 10, 2023
JFE Steel Corporation
Souichiro Yoshizaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same,...
Patent number
11,525,169
Issue date
Dec 13, 2022
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing th...
Patent number
11,404,189
Issue date
Aug 2, 2022
JFE Steel Corporation
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Grant
Multilayer electrical steel sheet
Patent number
11,401,589
Issue date
Aug 2, 2022
JFE Steel Corporation
Yoshiaki Zaizen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Multilayer electrical steel sheet
Patent number
11,355,271
Issue date
Jun 7, 2022
JFE Steel Corporation
Yoshihiko Oda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multilayer electrical steel sheet
Patent number
11,335,485
Issue date
May 17, 2022
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method of producing same
Patent number
11,286,537
Issue date
Mar 29, 2022
JFE Steel Corporation
Yoshihiko Oda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing non-oriented electrical steel sheet
Patent number
11,225,699
Issue date
Jan 18, 2022
JFE Steel Corporation
Yoshiaki Zaizen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method therefor
Patent number
11,142,813
Issue date
Oct 12, 2021
JFE Steel Corporation
Hiroaki Nakajima
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing non-oriented electrical steel sheet, method fo...
Patent number
11,136,645
Issue date
Oct 5, 2021
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing non-oriented electrical steel sheet, method fo...
Patent number
11,104,973
Issue date
Aug 31, 2021
JFE STEEEL CORPORATION
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method of producing same
Patent number
11,056,256
Issue date
Jul 6, 2021
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for predicting iron loss of non-oriented electrical steel sh...
Patent number
10,533,969
Issue date
Jan 14, 2020
JFE Steel Corporation
Takeshi Omura
G01 - MEASURING TESTING
Information
Patent Grant
Hot-rolled steel sheet for producing non-oriented electrical steel...
Patent number
10,026,534
Issue date
Jul 17, 2018
JFE Steel Corporation
Hiroaki Toda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for producing semi-processed non-oriented electrical steel s...
Patent number
9,978,488
Issue date
May 22, 2018
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet for production of non-oriented electrical st...
Patent number
9,947,446
Issue date
Apr 17, 2018
JFE Steel Corporation
Hiroaki Toda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for producing semi-processed non-oriented electrical steel s...
Patent number
9,941,038
Issue date
Apr 10, 2018
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing non-oriented electrical steel sheet
Patent number
9,920,393
Issue date
Mar 20, 2018
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet being less in deterioration of...
Patent number
9,767,946
Issue date
Sep 19, 2017
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing electrical steel sheet
Patent number
9,761,359
Issue date
Sep 12, 2017
JFE Steel Corporation
Tadashi Nakanishi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing non-oriented electromagnetic steel sheet
Patent number
9,748,027
Issue date
Aug 29, 2017
JFE Steel Corporation
Tadashi Nakanishi
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
9,466,411
Issue date
Oct 11, 2016
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING A NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20230257860
Publication date
Aug 17, 2023
JFE STEEL CORPORATION
Masanori UESAKA
C21 - METALLURGY OF IRON
Information
Patent Application
MOTOR CORE AND MOTOR
Publication number
20230223798
Publication date
Jul 13, 2023
JFE STEEL CORPORATION
Souichiro YOSHIZAKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ELECTRICAL STEEL SHEET MACHINING METHOD, MOTOR, AND MOTOR CORE PROD...
Publication number
20230127911
Publication date
Apr 27, 2023
JFE STEEL CORPORATION
Souichiro YOSHIZAKI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME,...
Publication number
20230065674
Publication date
Mar 2, 2023
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20220375667
Publication date
Nov 24, 2022
JFE STEEL CORPORATION
Yoshihiko Oda
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MOTOR CORE, AND PRODUCTION MET...
Publication number
20220372600
Publication date
Nov 24, 2022
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR PRODUCING THE SAME,...
Publication number
20220359108
Publication date
Nov 10, 2022
JFE STEEL CORPORATION
Takaaki Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20220290287
Publication date
Sep 15, 2022
JFE STEEL CORPORATION
Yukino MIYAMOTO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FO...
Publication number
20220278566
Publication date
Sep 1, 2022
JFE STEEL CORPORATION
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20220243298
Publication date
Aug 4, 2022
JFE STEEL CORPORATION
Souichiro YOSHIZAKI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING MOTOR CORE
Publication number
20220239202
Publication date
Jul 28, 2022
JFE STEEL CORPORATION
Souichiro YOSHIZAKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20220195570
Publication date
Jun 23, 2022
JFE STEEL CORPORATION
Yukino MIYAMOTO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20220186338
Publication date
Jun 16, 2022
JFE STEEL CORPORATION
Yusuke SHIMOYAMA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20220064751
Publication date
Mar 3, 2022
JFE STEEL CORPORATION
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20220056548
Publication date
Feb 24, 2022
JFE STEEL CORPORATION
Yoshiaki Zaizen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20220049323
Publication date
Feb 17, 2022
JFE STEEL CORPORATION
Yoshihiko Oda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20220010400
Publication date
Jan 13, 2022
JFE STEEL CORPORATION
Tomoyuki OKUBO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20210388456
Publication date
Dec 16, 2021
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME,...
Publication number
20210371948
Publication date
Dec 2, 2021
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
B32 - LAYERED PRODUCTS
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20210332464
Publication date
Oct 28, 2021
JFE STEEL CORPORATION
Masanori UESAKA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20210159002
Publication date
May 27, 2021
JFE STEEL CORPORATION
Tomoyuki OKUBO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTILAYER ELECTRICAL STEEL SHEET
Publication number
20210151229
Publication date
May 20, 2021
JFE STEEL CORPORATION
Yoshihiko ODA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTILAYER ELECTRICAL STEEL SHEET
Publication number
20210134500
Publication date
May 6, 2021
JFE STEEL CORPORATION
Yoshihiko ODA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MOTOR
Publication number
20210125759
Publication date
Apr 29, 2021
JFE STEEL CORPORATION
Souichiro Yoshizaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTILAYER ELECTRICAL STEEL SHEET
Publication number
20200308676
Publication date
Oct 1, 2020
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20200190639
Publication date
Jun 18, 2020
JFE STEEL CORPORATION
Hiroaki NAKAJIMA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FO...
Publication number
20200010918
Publication date
Jan 9, 2020
JFE STEEL CORPORATION
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FO...
Publication number
20190382867
Publication date
Dec 19, 2019
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20190330710
Publication date
Oct 31, 2019
JFE STEEL CORPORATION
Yoshihiko ODA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20190244735
Publication date
Aug 8, 2019
JFE STEEL CORPORATION
Yoshihiko ODA
C21 - METALLURGY OF IRON