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Michitaka Tsunezawa
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-strength steel sheet and high-strength galvanized steel sheet
Patent number
11,319,622
Issue date
May 3, 2022
Kobe Steel, Ltd.
Michitaka Tsunezawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength cold-rolled steel sheet, high-strength hot-dip galvan...
Patent number
10,570,473
Issue date
Feb 25, 2020
Kobe Steel, Ltd.
Michitaka Tsunezawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength cold-rolled steel sheet, high-strength hot-dip galvan...
Patent number
10,501,830
Issue date
Dec 10, 2019
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Michitaka Tsunezawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High strength steel sheet having excellent hydrogen embrittlement r...
Patent number
9,464,337
Issue date
Oct 11, 2016
Kabushiki Kaisha Kobe Seiko Sho
Yoichi Mukai
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold-rolled steel sheet excellent in workability and...
Patent number
8,349,471
Issue date
Jan 8, 2013
Kobe Steel, Ltd.
Michitaka Tsunezawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High-strength hot dip galvannealed steel sheet having high powderin...
Patent number
8,025,982
Issue date
Sep 27, 2011
Kobe Steel, Ltd.
Yuichi Futamura
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
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Patent Application
HIGH-STRENGTH STEEL SHEET AND HIGH-STRENGTH GALVANIZED STEEL SHEET
Publication number
20210115542
Publication date
Apr 22, 2021
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Michitaka TSUNEZAWA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVAN...
Publication number
20180171442
Publication date
Jun 21, 2018
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Michitaka TSUNEZAWA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVAN...
Publication number
20170183751
Publication date
Jun 29, 2017
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Michitaka TSUNEZAWA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET HAVING EXCELLENT HYDROGEN EMBRITTLEMENT R...
Publication number
20120132327
Publication date
May 31, 2012
VOESTALPINE STAHL GMBH
Yoichi Mukai
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET EXCELLENT IN WORKABILITY AND...
Publication number
20100247958
Publication date
Sep 30, 2010
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Michitaka TSUNEZAWA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HIGH-STRENGTH HOT DIP GALVANNEALED STEEL SHEET HAVING HIGH POWDERIN...
Publication number
20100003541
Publication date
Jan 7, 2010
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Yuichi Futamura
C21 - METALLURGY OF IRON