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Masaki KOBA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-strength galvanized steel sheet, high strength member, and met...
Patent number
11,560,614
Issue date
Jan 24, 2023
JFE Steel Corporation
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength galvanized steel sheet, high strength member, and met...
Patent number
11,530,463
Issue date
Dec 20, 2022
JFE Steel Corporation
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength galvanized steel sheet, high strength member, and met...
Patent number
11,473,165
Issue date
Oct 18, 2022
JFE Steel Corporation
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-yield-ratio high-strength galvanized steel sheet and method fo...
Patent number
11,473,180
Issue date
Oct 18, 2022
JFE Steel Corporation
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength galvanized steel sheet and method for manufacturing same
Patent number
11,427,880
Issue date
Aug 30, 2022
JFE Steel Corporation
Hiromi Yoshitomi
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength galvanized steel sheet and method for manufacturing same
Patent number
11,408,059
Issue date
Aug 9, 2022
JFE Steel Corporation
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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...
Information
Patent Grant
High-strength hot-dipped steel sheet having excellent coating adhes...
Patent number
11,148,395
Issue date
Oct 19, 2021
JFE Steel Corporation
Masaki Koba
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength hot-dip coated hot-rolled steel sheet and method for...
Patent number
11,066,721
Issue date
Jul 20, 2021
JFE Steel Corporation
Masaki Koba
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength galvanized hot-rolled steel sheet and method for manu...
Patent number
10,927,441
Issue date
Feb 23, 2021
JFE Steel Corporation
Masaki Koba
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
HOT-DIP GALVANIZED STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20240035105
Publication date
Feb 1, 2024
JFE STEEL CORPORATION
Takuya HIRASHIMA
C21 - METALLURGY OF IRON
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
GALVANIZED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEET, AUTOM...
Publication number
20230407447
Publication date
Dec 21, 2023
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ALLOYED GALVANIZED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEE...
Publication number
20230407485
Publication date
Dec 21, 2023
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
FE-BASED ELECTROPLATED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL...
Publication number
20230407506
Publication date
Dec 21, 2023
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET, HIGH STRENGTH MEMBER, AND MET...
Publication number
20210130920
Publication date
May 6, 2021
JFE STEEL CORPORATION
Hiromi YOSHITOMI
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET, HIGH STRENGTH MEMBER, AND MET...
Publication number
20210115529
Publication date
Apr 22, 2021
JFE STEEL CORPORATION
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET, HIGH STRENGTH MEMBER, AND MET...
Publication number
20210025045
Publication date
Jan 28, 2021
JFE STEEL CORPORATION
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20200377978
Publication date
Dec 3, 2020
JFE STEEL CORPORATION
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH GALVANIZED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20200291499
Publication date
Sep 17, 2020
JFE STEEL CORPORATION
Hiromi Yoshitomi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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 HOT-DIPPED STEEL SHEET HAVING EXCELLENT COATING ADHES...
Publication number
20200009833
Publication date
Jan 9, 2020
JFE STEEL CORPORATION
Masaki KOBA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH GALVANIZED HOT-ROLLED STEEL SHEET AND METHOD FOR MANU...
Publication number
20190390314
Publication date
Dec 26, 2019
JFE STEEL CORPORATION
Masaki Koba
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...
Information
Patent Application
HIGH-YIELD-RATIO HIGH-STRENGTH GALVANIZED STEEL SHEET AND METHOD FO...
Publication number
20190032187
Publication date
Jan 31, 2019
JFE STEEL CORPORATION
HIROMI YOSHITOMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH HOT-DIP COATED HOT-ROLLED STEEL SHEET AND METHOD FOR...
Publication number
20180305786
Publication date
Oct 25, 2018
JFE STEEL CORPORATION
Masaki KOBA
C21 - METALLURGY OF IRON