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Junji Shimamura
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Steel material for line pipes, method for producing the same, line...
Patent number
12,227,814
Issue date
Feb 18, 2025
JFE Steel Corporation
Kyono Yasuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Mechanical property measuring apparatus, mechanical property measur...
Patent number
12,099,033
Issue date
Sep 24, 2024
JFE Steel Corporation
Yutaka Matsui
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Metal structure evaluator for rolled steel sheets, method for evalu...
Patent number
11,933,762
Issue date
Mar 19, 2024
JFE Steel Corporation
Takafumi Ozeki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Metal structure evaluator for rolled steel sheets, method for evalu...
Patent number
11,898,985
Issue date
Feb 13, 2024
JFE Steel Corporation
Takafumi Ozeki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Clad steel plate and method of producing the same
Patent number
11,628,512
Issue date
Apr 18, 2023
JFE Steel Corporation
Ryosuke Sakai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Thick steel plate for structural pipes or tubes, method of producin...
Patent number
11,555,233
Issue date
Jan 17, 2023
JFE Steel Corporation
Shusaku Ota
C21 - METALLURGY OF IRON
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 steel, method for manufacturing high-strength steel,...
Patent number
10,954,576
Issue date
Mar 23, 2021
JFE Steel Corporation
Shusaku Ota
C21 - METALLURGY OF IRON
Information
Patent Grant
Thick steel plate for structural pipes or tubes, method of producin...
Patent number
10,767,250
Issue date
Sep 8, 2020
JFE Steel Corporation
Junji Shimamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-strength steel, method for manufacturing high-strength steel,...
Patent number
10,570,477
Issue date
Feb 25, 2020
JFE Steel Corporation
Shusaku Ota
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High strength steel plate having low yield ratio excellent in terms...
Patent number
10,358,708
Issue date
Jul 23, 2019
JFE Steel Corporation
Junji Shimamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel plate for thick-walled steel pipe, method for manufacturing t...
Patent number
10,240,226
Issue date
Mar 26, 2019
JFE Steel Corporation
Shusaku Ohta
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
High strength steel plate having low yield ratio excellent in terms...
Patent number
9,657,868
Issue date
May 23, 2017
JFE Steel Corporation
Junji Shimamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Low yield ratio, high strength and high uniform elongation steel pl...
Patent number
8,926,766
Issue date
Jan 6, 2015
JFE Steel Corporation
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Grant
Low yield ratio, high strength and high toughness steel plate and m...
Patent number
8,778,096
Issue date
Jul 15, 2014
JFE Steel Corporation
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength steel pipe for low-temperature usage having excellent...
Patent number
8,765,269
Issue date
Jul 1, 2014
JFE Steel Corporation
Junji Shimamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-strength steel plate, method of producing the same, and high-s...
Patent number
8,758,528
Issue date
Jun 24, 2014
JFE Steel Corporation
Junji Shimamura
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
MECHANICAL PROPERTY MEASURING APPARATUS, MECHANICAL PROPERTY MEASUR...
Publication number
20230251226
Publication date
Aug 10, 2023
JFE STEEL CORPORATION
Yutaka MATSUI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MECHANICAL PROPERTY MEASURING APPARATUS, MECHANICAL PROPERTY MEASUR...
Publication number
20230228713
Publication date
Jul 20, 2023
JFE STEEL CORPORATION
Yutaka MATSUI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STEEL MATERIAL FOR LINE PIPES, METHOD FOR PRODUCING THE SAME, LINE...
Publication number
20220220574
Publication date
Jul 14, 2022
JFE STEEL CORPORATION
Kyono Yasuda
C21 - METALLURGY OF IRON
Information
Patent Application
METAL STRUCTURE EVALUATOR FOR ROLLED STEEL SHEETS, METHOD FOR EVALU...
Publication number
20220205950
Publication date
Jun 30, 2022
JFE STEEL CORPORATION
Takafumi OZEKI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CLAD STEEL PLATE AND METHOD OF PRODUCING THE SAME
Publication number
20210260689
Publication date
Aug 26, 2021
JFE STEEL CORPORATION
Ryosuke SAKAI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
THICK STEEL PLATE FOR STRUCTURAL PIPES OR TUBES, METHOD OF PRODUCIN...
Publication number
20180320257
Publication date
Nov 8, 2018
JFE STEEL CORPORATION
Shusaku OTA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR STRUCTURAL PIPES OR TUBES, METHOD OF PRODUCING STEE...
Publication number
20180298460
Publication date
Oct 18, 2018
JFE STEEL CORPORATION
Shusaku OTA
C21 - METALLURGY OF IRON
Information
Patent Application
THICK STEEL PLATE FOR STRUCTURAL PIPES OR TUBES, METHOD OF PRODUCIN...
Publication number
20180105907
Publication date
Apr 19, 2018
JFE STEEL CORPORATION
Shusaku OTA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL, METHOD FOR MANUFACTURING HIGH-STRENGTH STEEL,...
Publication number
20180073095
Publication date
Mar 15, 2018
JFE STEEL CORPORATION
Shusaku Ota
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL, METHOD FOR MANUFACTURING HIGH-STRENGTH STEEL,...
Publication number
20180066332
Publication date
Mar 8, 2018
JFE STEEL CORPORATION
Shusaku Ota
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR STRUCTURAL PIPES OR TUBES, METHOD OF PRODUCING STEE...
Publication number
20180057905
Publication date
Mar 1, 2018
JFE STEEL CORPORATION
Shusaku OTA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL, METHOD FOR MANUFACTURING HIGH-STRENGTH STEEL,...
Publication number
20180051355
Publication date
Feb 22, 2018
JFE STEEL CORPORATION
Shusaku Ota
C21 - METALLURGY OF IRON
Information
Patent Application
THICK STEEL PLATE FOR STRUCTURAL PIPES OR TUBES, METHOD OF PRODUCIN...
Publication number
20180051363
Publication date
Feb 22, 2018
JFE STEEL CORPORATION
Junji SHIMAMURA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR THICK-WALLED STEEL PIPE, METHOD FOR MANUFACTURING T...
Publication number
20160053354
Publication date
Feb 25, 2016
JFE STEEL CORPORATION
Shusaku Ohta
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL PLATE HAVING LOW YIELD RATIO EXCELLENT IN TERMS...
Publication number
20150090370
Publication date
Apr 2, 2015
JFE STEEL CORPORATION
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL PLATE HAVING LOW YIELD RATIO EXCELLENT IN TERMS...
Publication number
20150059912
Publication date
Mar 5, 2015
JFE STEEL CORPORATION
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Application
LOW YIELD RATIO, HIGH STRENGTH AND HIGH UNIFORM ELONGATION STEEL PL...
Publication number
20120247625
Publication date
Oct 4, 2012
JFE STEEL CORPORATION
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Application
LOW YIELD RATIO, HIGH STRENGTH AND HIGH TOUGHNESS STEEL PLATE AND M...
Publication number
20120241057
Publication date
Sep 27, 2012
JFE STEEL CORPORATION
Junji Shimamura
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL PIPE FOR LOW-TEMPERATURE USAGE HAVING EXCELLENT...
Publication number
20120018028
Publication date
Jan 26, 2012
JFE STEEL CORPORATION
Junji Shimamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
High-Strength Steel Plate, Method of Producing the Same, and High-S...
Publication number
20090120541
Publication date
May 14, 2009
JEF STEEL CORPORATION
Junji Shimamura
C21 - METALLURGY OF IRON