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Takuya Hirashima
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Chiyoda-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-strength steel sheet and method for producing the same
Patent number
12,258,645
Issue date
Mar 25, 2025
JFE Steel Corporation
Takuya Hirashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength member, method for manufacturing high-strength member...
Patent number
12,180,569
Issue date
Dec 31, 2024
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet, member, and methods for producing the same
Patent number
12,146,204
Issue date
Nov 19, 2024
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
High-ductility, high-strength electrolytic zinc-based coated steel...
Patent number
12,043,884
Issue date
Jul 23, 2024
JFE Steel Corporation
Takuya Hirashima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
High-yield-ratio high-strength electrogalvanized steel sheet and me...
Patent number
12,043,883
Issue date
Jul 23, 2024
JFE Steel Corporation
Takuya Hirashima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Thin steel sheet and method for manufacturing the same
Patent number
11,965,223
Issue date
Apr 23, 2024
JFE Steel Corporation
Noriaki Kohsaka
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for manufacturing the same
Patent number
11,846,003
Issue date
Dec 19, 2023
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
High-ductility high-strength steel sheet and method for producing t...
Patent number
11,603,574
Issue date
Mar 14, 2023
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold-rolled steel sheet and method of producing the same
Patent number
11,208,704
Issue date
Dec 28, 2021
JFE Steel Corporation
Takuya Hirashima
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength cold rolled steel sheet and method for manufacturing...
Patent number
11,186,900
Issue date
Nov 30, 2021
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength galvanized steel sheet and method for producing the same
Patent number
11,180,823
Issue date
Nov 23, 2021
JFE Steel Corporation
Takuya Hirashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20240026481
Publication date
Jan 25, 2024
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR PRODUCING THE SAME
Publication number
20220372590
Publication date
Nov 24, 2022
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR PRODUCING THE SAME
Publication number
20220364198
Publication date
Nov 17, 2022
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR PRODUCING THE SAME
Publication number
20220298594
Publication date
Sep 22, 2022
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET, HIGH STRENGTH MEMBER, AND METHODS FOR MA...
Publication number
20220282353
Publication date
Sep 8, 2022
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET, HIGH STRENGTH MEMBER, AND METHODS FOR MA...
Publication number
20220275469
Publication date
Sep 1, 2022
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH MEMBER, METHOD FOR MANUFACTURING HIGH STRENGTH MEMBER...
Publication number
20220220577
Publication date
Jul 14, 2022
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20220098698
Publication date
Mar 31, 2022
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH MEMBER, METHOD FOR MANUFACTURING HIGH-STRENGTH MEMBER...
Publication number
20220010414
Publication date
Jan 13, 2022
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20220002827
Publication date
Jan 6, 2022
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-YIELD-RATIO HIGH-STRENGTH ELECTROGALVANIZED STEEL SHEET AND ME...
Publication number
20210381085
Publication date
Dec 9, 2021
JFE STEEL CORPORATION
Takuya Hirashima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HIGH-DUCTILITY, HIGH-STRENGTH ELECTROLYTIC ZINC-BASED COATED STEEL...
Publication number
20210324504
Publication date
Oct 21, 2021
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
THIN STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20210310092
Publication date
Oct 7, 2021
JFE STEEL CORPORATION
Noriaki Kohsaka
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-DUCTILITY HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING T...
Publication number
20210054478
Publication date
Feb 25, 2021
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH COLD ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20200071802
Publication date
Mar 5, 2020
JFE STEEL CORPORATION
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20200032364
Publication date
Jan 30, 2020
JFE STEEL CORPORATION
Takuya Hirashima
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET AND METHOD OF PRODUCING THE SAME
Publication number
20190345577
Publication date
Nov 14, 2019
JFE STEEL CORPORATION
Takuya Hirashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-YIELD-RATIO HIGH-STRENGTH GALVANIZED STEEL SHEET AND METHOD FO...
Publication number
20190032185
Publication date
Jan 31, 2019
JFE STEEL CORPRATION
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...