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Takeshi YOKOTA
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Chiyoda-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-strength thin steel sheet and method for manufacturing same
Patent number
12,195,819
Issue date
Jan 14, 2025
JFE Steel Corporation
Katsutoshi Takashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and member, and methods for manufacturing same
Patent number
12,110,568
Issue date
Oct 8, 2024
JFE Steel Corporation
Yoichiro Matsui
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength hot rolled steel sheet and method for manufacturing same
Patent number
12,065,711
Issue date
Aug 20, 2024
JFE Steel Corporation
Kazuhiko Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for manufacturing same
Patent number
11,939,642
Issue date
Mar 26, 2024
JFE Steel Corporation
Hidekazu Minami
C21 - METALLURGY OF IRON
Information
Patent Grant
High-carbon hot-rolled steel sheet and method for producing the same
Patent number
11,434,542
Issue date
Sep 6, 2022
JFE Steel Corporation
Yuka Miyamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet for coiled tubing and method for manufacturi...
Patent number
11,401,594
Issue date
Aug 2, 2022
JFE Steel Corporation
Hideyuki Kimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel plate and method for manufacturing same
Patent number
11,390,931
Issue date
Jul 19, 2022
JFE Steel Corporation
Hideyuki Kimura
C21 - METALLURGY OF IRON
Information
Patent Grant
High-carbon cold rolled steel sheet and method for manufacturing same
Patent number
11,365,460
Issue date
Jun 21, 2022
JFE Steel Corporation
Yuka Miyamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High strength steel sheet having high Young's modulus and method fo...
Patent number
11,085,100
Issue date
Aug 10, 2021
JFE Steel Corporation
Hidekazu Minami
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength steel sheet and production method therefor
Patent number
11,035,019
Issue date
Jun 15, 2021
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for manufacturing same
Patent number
10,954,578
Issue date
Mar 23, 2021
JFE Steel Corporation
Yoshiyasu Kawasaki
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength steel sheet and production method therefor
Patent number
10,934,600
Issue date
Mar 2, 2021
JFE Steel Corporation
Hidekazu Minami
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for manufacturing same
Patent number
10,711,333
Issue date
Jul 14, 2020
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and production method for same, and produ...
Patent number
10,662,496
Issue date
May 26, 2020
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and production method for same, and produ...
Patent number
10,662,495
Issue date
May 26, 2020
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Thin high-strength cold-rolled steel sheet and method of producing...
Patent number
10,626,485
Issue date
Apr 21, 2020
JFE Steel Corporation
Yoshie Obata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and production method for same, and produ...
Patent number
10,570,475
Issue date
Feb 25, 2020
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High strength steel sheet having high Young's modulus and method fo...
Patent number
10,563,279
Issue date
Feb 18, 2020
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet, high-strength hot-dip galvanized steel s...
Patent number
10,550,446
Issue date
Feb 4, 2020
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and production method therefor
Patent number
10,472,697
Issue date
Nov 12, 2019
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength hot-pressed part and method for manufacturing the same
Patent number
10,392,677
Issue date
Aug 27, 2019
JFE Steel Corporation
Koichi Nakagawa
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High strength steel sheet having high young's modulus and method fo...
Patent number
10,385,431
Issue date
Aug 20, 2019
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength galvanized steel sheet and method for manufacturing t...
Patent number
10,266,906
Issue date
Apr 23, 2019
JFE Steel Corporation
Hidetaka Kawabe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for producing the same
Patent number
10,260,133
Issue date
Apr 16, 2019
JFE Steel Corporation
Hidetaka Kawabe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength galvannealed steel sheet and method for manufacturing...
Patent number
10,100,394
Issue date
Oct 16, 2018
JFE Steel Corporation
Hidetaka Kawabe
B32 - LAYERED PRODUCTS
Information
Patent Grant
High-strength cold-rolled steel sheet and method for producing the...
Patent number
10,072,316
Issue date
Sep 11, 2018
JFE Steel Corporation
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold-rolled steel sheet and method for manufacturing...
Patent number
9,631,250
Issue date
Apr 25, 2017
JFE Steel Corporation
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength steel sheet and method for manufacturing the same
Patent number
9,212,411
Issue date
Dec 15, 2015
JFE Steel Corporation
Koichi Nakagawa
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength galvannealed steel sheet with excellent appearance an...
Patent number
9,200,352
Issue date
Dec 1, 2015
JFE Steel Corporation
Hayato Saito
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength galvanized steel sheet exhibiting excellent fatigue p...
Patent number
9,044,920
Issue date
Jun 2, 2015
JFE Steel Corporation
Nobusuke Kariya
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240425943
Publication date
Dec 26, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240384379
Publication date
Nov 21, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20230349019
Publication date
Nov 2, 2023
JFE STEEL CORPORATION
Yusuke Wada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20230349020
Publication date
Nov 2, 2023
JFE STEEL CORPORATION
Yusuke Wada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20230071793
Publication date
Mar 9, 2023
JFE STEEL CORPORATION
Mayumi Ojima
B32 - LAYERED PRODUCTS
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20230072557
Publication date
Mar 9, 2023
JFE STEEL CORPORATION
Yusuke Wada
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH THIN STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20220275471
Publication date
Sep 1, 2022
JFE STEEL CORPORATION
Katsutoshi TAKASHIMA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20220251676
Publication date
Aug 11, 2022
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20220195552
Publication date
Jun 23, 2022
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND MEMBER, AND METHODS FOR MANUFACTURING SAME
Publication number
20220154301
Publication date
May 19, 2022
JFE STEEL CORPORATION
Yoichiro MATSUI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET AND PRODUCTION METHOD FOR SAME
Publication number
20220064752
Publication date
Mar 3, 2022
JFE STEEL CORPORATION
Yoshie Obata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20210381075
Publication date
Dec 9, 2021
JFE STEEL CORPORATION
Hidekazu MINAMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH HOT ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20210140007
Publication date
May 13, 2021
JFE STEEL CORPORATION
Kazuhiko Yamazaki
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-CARBON HOT-ROLLED STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20210054477
Publication date
Feb 25, 2021
JFE STEEL CORPORATION
Yuka Miyamoto
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR COILED TUBING AND METHOD FOR MANUFACTURI...
Publication number
20210054487
Publication date
Feb 25, 2021
JFE STEEL CORPORATION
Hideyuki Kimura
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-CARBON COLD ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20200392600
Publication date
Dec 17, 2020
JFE STEEL CORPORATION
Yuka MIYAMOTO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-ROLLED STEEL PLATE AND METHOD FOR MANUFACTURING SAME
Publication number
20200385839
Publication date
Dec 10, 2020
JFE STEEL CORPORATION
Hideyuki Kimura
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET HAVING HIGH YOUNG'S MODULUS AND METHOD FO...
Publication number
20190323101
Publication date
Oct 24, 2019
JFE STEEL CORPORATION
Hidekazu MINAMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT PRESSED MEMBER AND METHOD OF MANUFACTURING SAME
Publication number
20190093191
Publication date
Mar 28, 2019
JFE STEEL CORPORATION
Koichi NAKAGAWA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT PRESSED MEMBER AND METHOD OF MANUFACTURING SAME
Publication number
20180305785
Publication date
Oct 25, 2018
JFE STEEL CORPORATION
Koichi NAKAGAWA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH THIN STEEL SHEET AND METHOD OF PRODUCING THE SAME
Publication number
20180195143
Publication date
Jul 12, 2018
JFE STEEL CORPORATION
Fusae SHIIMORI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20180179610
Publication date
Jun 28, 2018
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20180127847
Publication date
May 10, 2018
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HIGH-STRENGTH STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL S...
Publication number
20180127846
Publication date
May 10, 2018
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
THIN HIGH-STRENGTH COLD-ROLLED STEEL SHEET AND METHOD OF PRODUCING...
Publication number
20180057916
Publication date
Mar 1, 2018
JFE STEEL CORPORATION
Yoshie OBATA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20180023161
Publication date
Jan 25, 2018
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20180023160
Publication date
Jan 25, 2018
JFE STEEL CORPORATION
Hidekazu MINAMI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20180016656
Publication date
Jan 18, 2018
JFE STEEL CORPORATION
Hidekazu MINAMI
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL S...
Publication number
20170327919
Publication date
Nov 16, 2017
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20170314091
Publication date
Nov 2, 2017
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR