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Masafumi Miyazaki
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Patents Grants
last 30 patents
Information
Patent Grant
Slab casting method
Patent number
12,097,554
Issue date
Sep 24, 2024
Nippon Steel Corporation
Daisuke Nikkuni
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Slab manufacturing method and control device
Patent number
11,858,019
Issue date
Jan 2, 2024
Nippon Steel Corporation
Daisuke Nikkuni
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Thin strip manufacture method
Patent number
11,618,072
Issue date
Apr 4, 2023
Nippon Steel Corporation
Masafumi Miyazaki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing no...
Patent number
11,566,303
Issue date
Jan 31, 2023
Nippon Steel Corporation
Takeshi Kubota
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing no...
Patent number
11,469,018
Issue date
Oct 11, 2022
Nippon Steel Corporation
Takeshi Kubota
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for manufacturing no...
Patent number
11,459,632
Issue date
Oct 4, 2022
Nippon Steel Corporation
Takeshi Kubota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cast strip manufacturing method
Patent number
11,458,534
Issue date
Oct 4, 2022
Nippon Steel Corporation
Takashi Arai
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Side sealing device, twin-roll continuous casting apparatus, and me...
Patent number
11,192,174
Issue date
Dec 7, 2021
Nippon Steel Corporation
Masafumi Miyazaki
B22 - CASTING POWDER METALLURGY
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
Non-oriented electrical steel sheet
Patent number
10,995,393
Issue date
May 4, 2021
Nippon Steel Corporation
Takeshi Kubota
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
10,991,494
Issue date
Apr 27, 2021
Nippon Steel Corporation
Takeshi Kubota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
10,968,503
Issue date
Apr 6, 2021
Nippon Steel Corporation
Takeshi Kubota
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Spring steel with excellent fatigue resistance and method of manufa...
Patent number
10,350,676
Issue date
Jul 16, 2019
Nippon Steel & Sumitomo Metal Corporation
Masafumi Miyazaki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Spring steel and method for producing the same
Patent number
10,202,665
Issue date
Feb 12, 2019
Nippon Steel & Sumitomo Metal Corporation
Masayuki Hashimura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Electric resistance welded steel pipe excellent in weld zone and me...
Patent number
10,081,042
Issue date
Sep 25, 2018
Nippon Steel & Sumitomo Metal Corporation
Hideki Hamatani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel for induction hardening with excellent fatigue properties
Patent number
9,896,749
Issue date
Feb 20, 2018
Nippon Steel & Sumitomo Metal Corporation
Masayuki Hashimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Case hardening steel with excellent fatigue properties
Patent number
9,809,875
Issue date
Nov 7, 2017
Nippon Steel & Sumitomo Metal Corporation
Masayuki Hashimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Bearing steel and method for producing same
Patent number
9,732,407
Issue date
Aug 15, 2017
Nippon Steel & Sumitomo Metal Corporation
Masayuki Hashimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method thereof
Patent number
9,595,376
Issue date
Mar 14, 2017
Nippon Steel & Sumitomo Metal Corporation
Masafumi Miyazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Low-carbon steel slab producing method
Patent number
9,149,867
Issue date
Oct 6, 2015
Nippon Steel & Sumitomo Metal Corporation
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method thereof
Patent number
9,085,817
Issue date
Jul 21, 2015
Nippon Steel & Sumitomo Metal Corporation
Masafumi Miyazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
8,840,734
Issue date
Sep 23, 2014
Nippon Steel & Sumitomo Metal Corporation
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Cast slab of non-oriented electrical steel and manufacturing method...
Patent number
8,210,231
Issue date
Jul 3, 2012
Nippon Steel Corporation
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing non-oriented electrical steel sheet excellent i...
Patent number
8,052,811
Issue date
Nov 8, 2011
Nippon Steel Corporation
Yousuke Kurosaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel superior in core loss
Patent number
7,662,242
Issue date
Feb 16, 2010
Nippon Steel Corporation
Masafumi Miyazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Nonoriented electrical steel sheet excellent in core loss
Patent number
7,608,154
Issue date
Oct 27, 2009
Nippon Steel Corporation
Wataru O-hashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet excellent in core loss and manu...
Patent number
7,470,333
Issue date
Dec 30, 2008
Nippon Steel Corp.
Wataru Ohashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Cooling drum for thin slab continuous casting, processing method an...
Patent number
7,159,641
Issue date
Jan 9, 2007
Nippon Steel Corporation
Hideaki Yamamura
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing austenitic stainless steel sheet cast piece
Patent number
7,066,237
Issue date
Jun 27, 2006
Nippon Steel Corporation
Masafumi Miyazaki
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
CAST STRIP MANUFACTURING METHOD
Publication number
20220048102
Publication date
Feb 17, 2022
NIPPON STEEL CORPORATION
Takashi ARAI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SLAB CASTING METHOD
Publication number
20210387249
Publication date
Dec 16, 2021
NIPPON STEEL CORPORATION
Daisuke NIKKUNI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SLAB MANUFACTURING METHOD AND CONTROL DEVICE
Publication number
20210362204
Publication date
Nov 25, 2021
NIPPON STEEL CORPORATION
Daisuke NIKKUNI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
THIN STRIP MANUFACTURE METHOD
Publication number
20210213515
Publication date
Jul 15, 2021
NIPPON STEEL CORPORATION
Masafumi MIYAZAKI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING NO...
Publication number
20210172036
Publication date
Jun 10, 2021
NIPPON STEEL CORPORATION
Takeshi KUBOTA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING NO...
Publication number
20210062286
Publication date
Mar 4, 2021
NIPPON STEEL CORPORATION
Takeshi KUBOTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING METHOD FOR SLAB AND CONTINUOUS CASTING EQUIPMENT
Publication number
20200406321
Publication date
Dec 31, 2020
NIPPON STEEL CORPORATION
Toshiyuki SHIRAISHI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING NO...
Publication number
20200350104
Publication date
Nov 5, 2020
NIPPON STEEL CORPORATION
Takeshi KUBOTA
C21 - METALLURGY OF IRON
Information
Patent Application
SIDE SEALING DEVICE, TWIN-ROLL CONTINUOUS CASTING APPARATUS, AND ME...
Publication number
20200338632
Publication date
Oct 29, 2020
NIPPON STEEL CORPORATION
Masafumi MIYAZAKI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20200224296
Publication date
Jul 16, 2020
NIPPON STEEL CORPORATION
Takeshi KUBOTA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20200152363
Publication date
May 14, 2020
NIPPON STEEL CORPORATION
Takeshi KUBOTA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20200017942
Publication date
Jan 16, 2020
NIPPON STEEL CORPORATION
Takeshi KUBOTA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
SPRING STEEL AND METHOD FOR PRODUCING THE SAME
Publication number
20170044633
Publication date
Feb 16, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masayuki HASHIMURA
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE EXCELLENT IN WELD ZONE AND ME...
Publication number
20160193641
Publication date
Jul 7, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hideki HAMATANI
C21 - METALLURGY OF IRON
Information
Patent Application
SPRING STEEL WITH EXCELLENT FATIGUE RESISTANCE AND METHOD OF MANUFA...
Publication number
20160151832
Publication date
Jun 2, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masafumi MIYAZAKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20150279531
Publication date
Oct 1, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masafumi MIYAZAKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL FOR INDUCTION HARDENING WITH EXCELLENT FATIGUE PROPERTIES
Publication number
20150203943
Publication date
Jul 23, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masayuki Hashimura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CASE HARDENING STEEL WITH EXCELLENT FATIGUE PROPERTIES
Publication number
20150191808
Publication date
Jul 9, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masayuki Hashimura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BEARING STEEL AND METHOD FOR PRODUCING SAME
Publication number
20140261906
Publication date
Sep 18, 2014
Masayuki Hashimura
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20140072471
Publication date
Mar 13, 2014
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Application
LOW-CARBON STEEL SLAB PRODUCING METHOD
Publication number
20120298320
Publication date
Nov 29, 2012
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20120014828
Publication date
Jan 19, 2012
NIPPON STEEL CORPORATION
Masafumi Miyazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CAST SLAB OF NON-ORIENTED ELECTRICAL STEEL AND MANUFACTURING METHOD...
Publication number
20110094699
Publication date
Apr 28, 2011
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Application
LOW-CARBON STEEL SLAB PRODUCING METHOD
Publication number
20110030911
Publication date
Feb 10, 2011
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Application
Method of Production of Ultralow Carbon Cast Slab
Publication number
20090288799
Publication date
Nov 26, 2009
Masafumi Miyazaki
C21 - METALLURGY OF IRON
Information
Patent Application
Method of producing non-oriented electrical steel sheet excellent i...
Publication number
20090250145
Publication date
Oct 8, 2009
Yousuke Kurosaki
C21 - METALLURGY OF IRON
Information
Patent Application
Nonoriented Electrical Steel Sheet Excellent In Core Loss
Publication number
20080118389
Publication date
May 22, 2008
Wataru O-Hashi
C21 - METALLURGY OF IRON
Information
Patent Application
Non-Oriented Electrical Steel Superior In Core Loss
Publication number
20080112838
Publication date
May 15, 2008
Masafumi Miyazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...