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last 30 patents
Information
Patent Grant
High-strength hot-rolled coated steel sheet
Patent number
11,732,340
Issue date
Aug 22, 2023
JFE Steel Corporation
Sota Goto
B32 - LAYERED PRODUCTS
Information
Patent Grant
Hot-rolled steel sheet for heavy-wall, high-strength line pipe, wel...
Patent number
11,377,719
Issue date
Jul 5, 2022
JFE Steel Corporation
Sota Goto
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength hot-rolled coated steel sheet
Patent number
11,117,348
Issue date
Sep 14, 2021
JFE Steel Corporation
Sota Goto
B32 - LAYERED PRODUCTS
Information
Patent Grant
High strength thick-walled electric-resistance-welded steel pipe fo...
Patent number
11,053,564
Issue date
Jul 6, 2021
JFE Steel Corporation
Sota Goto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High strength thick-walled electric-resistance-welded steel pipe fo...
Patent number
11,041,223
Issue date
Jun 22, 2021
JFE Steel Corporation
Sota Goto
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled steel sheet and method for manufacturing the same
Patent number
10,900,104
Issue date
Jan 26, 2021
JFE Steel Corporation
Chikara Kami
C21 - METALLURGY OF IRON
Information
Patent Grant
Electric resistance welded steel pipe and manufacturing method ther...
Patent number
10,584,405
Issue date
Mar 10, 2020
JFE Steel Corporation
Shunsuke Toyoda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heavy wall electric resistance welded steel pipe for line pipe and...
Patent number
10,385,417
Issue date
Aug 20, 2019
JFE Steel Corporation
Sota Goto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-rolled steel sheet and method for producing the same
Patent number
10,287,661
Issue date
May 14, 2019
JFE Steel Corporation
Tomoaki Shibata
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet and method of manufacturing the same
Patent number
10,273,554
Issue date
Apr 30, 2019
JFE Steel Corporation
Tomoaki Shibata
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled steel sheet and method for manufacturing the same
Patent number
10,047,416
Issue date
Aug 14, 2018
JFE Steel Corporation
Chikara Kami
C21 - METALLURGY OF IRON
Information
Patent Grant
Electric resistance welded steel pipe or steel tube having excellen...
Patent number
9,873,164
Issue date
Jan 23, 2018
JFE Steel Corporation
Shunsuke Toyoda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-strength thick-walled electric resistance welded steel pipe ha...
Patent number
9,841,124
Issue date
Dec 12, 2017
JFE Steel Corporation
Shunsuke Toyoda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-strength electric-resistance-welded steel pipe of excellent lo...
Patent number
9,551,047
Issue date
Jan 24, 2017
JFE Steel Corporation
Shunsuke Toyoda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HIGH-STRENGTH HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING T...
Publication number
20230140191
Publication date
May 4, 2023
JFE STEEL CORPORATION
Hiroshi Hasegawa
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20230120827
Publication date
Apr 20, 2023
JFE STEEL CORPORATION
Thihuyen DOAN
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HIGH-STRENGTH HOT-ROLLED COATED STEEL SHEET
Publication number
20210238719
Publication date
Aug 5, 2021
JFE STEEL CORPORATION
Sota Goto
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH HOT-ROLLED COATED STEEL SHEET
Publication number
20210129491
Publication date
May 6, 2021
JFE STEEL CORPORATION
Sota Goto
B32 - LAYERED PRODUCTS
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR HEAVY-WALL, HIGH-STRENGTH LINE PIPE, WEL...
Publication number
20190211430
Publication date
Jul 11, 2019
JFE STEEL CORPORATION
Sota Goto
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
HOT ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20180312945
Publication date
Nov 1, 2018
JFE STEEL CORPORATION
Chikara Kami
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRIC RESISTANCE WELDED STAINLESS CLAD STEEL PIPE AND METHOD OF...
Publication number
20180243809
Publication date
Aug 30, 2018
JFE STEEL CORPORATION
Takatoshi Okabe
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HIGH-STRENGTH ELECTRIC RESISTANCE WELDED STEEL PIPE AND METHOD FOR...
Publication number
20180030557
Publication date
Feb 1, 2018
JFE STEEL CORPORATION
Sota Goto
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH THICK-WALLED ELECRIC-RESISTANCE-WELDED STEEL PIPE FOR...
Publication number
20170369962
Publication date
Dec 28, 2017
JFE STEEL CORPORATION
Sota GOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH THICK-WALLED ELECTRIC-RESISTANCE-WELDED STEEL PIPE FO...
Publication number
20170362678
Publication date
Dec 21, 2017
JFE STEEL CORPORATION
Sota GOTO
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE AND MANUFACTURING METHOD THER...
Publication number
20170356071
Publication date
Dec 14, 2017
JFE STEEL CORPORATION
Shunsuke TOYODA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-ROLLED STEEL SHEET AND METHOD OF MANUFACTURING THE SAME
Publication number
20160289788
Publication date
Oct 6, 2016
JFE STEEL CORPORATION
Tomoaki Shibata
C21 - METALLURGY OF IRON
Information
Patent Application
HEAVY WALL ELECTRIC RESISTANCE WELDED STEEL PIPE FOR LINE PIPE AND...
Publication number
20160153063
Publication date
Jun 2, 2016
JFE STEEL CORPORATION
Sota Goto
C21 - METALLURGY OF IRON
Information
Patent Application
OPEN-PIPE WELD SHIELDING SYSTEM FOR ELECTRIC RESISTANCE WELDED STEE...
Publication number
20160045974
Publication date
Feb 18, 2016
JFE STEEL CORPORATION
Takatoshi OKABE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HOT-ROLLED STEEL SHEET AND METHOD FOR PRODUCING THE SAME (AS AMENDED)
Publication number
20160017466
Publication date
Jan 21, 2016
JFE STEEL CORPORATION
Tomoaki Shibata
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR HIGH STRENGTH LINEPIPE HAVING TENSILE ST...
Publication number
20150368737
Publication date
Dec 24, 2015
JFE STEEL CORPORATION
Sota GOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR HIGH STRENGTH LINEPIPE
Publication number
20150368736
Publication date
Dec 24, 2015
JFE STEEL CORPORATION
Sota GOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20150344998
Publication date
Dec 3, 2015
JFE STEEL CORPORATION
Chikara Kami
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE OR STEEL TUBE HAVING EXCELLEN...
Publication number
20150251268
Publication date
Sep 10, 2015
JFE STEEL CORPORATION
Shunsuke Toyoda
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20150232970
Publication date
Aug 20, 2015
JFE STEEL CORPORATION
Chikara Kami
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH ELECTRIC-RESISTANCE-WELDED STEEL PIPE OF EXCELLENT LO...
Publication number
20150203933
Publication date
Jul 23, 2015
JFE STEEL CORPORATION
Shunsuke Toyoda
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH THICK-WALLED ELECTRIC RESISTANCE WELDED STEEL PIPE HA...
Publication number
20150083266
Publication date
Mar 26, 2015
JFE STEEL CORPORATION
Shunsuke Toyoda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
LOW-YIELD-RATIO HIGH-STRENGTH HOT-ROLLED STEEL PLATE WITH EXCELLENT...
Publication number
20140290807
Publication date
Oct 2, 2014
JFE STEEL CORPORATION
Sota Goto
C21 - METALLURGY OF IRON