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Yu NAGAI
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Chattering detection method for cold rolling mill, chattering detec...
Patent number
11,779,978
Issue date
Oct 10, 2023
JFE Steel Corporation
Yu Nagai
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling method, production method for metal sheet, and rolling device
Patent number
11,772,142
Issue date
Oct 3, 2023
JFE Steel Corporation
Noriki Fujita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
ROLLING METHOD, PRODUCTION METHOD FOR METAL SHEET, AND ROLLING DEVICE
Publication number
20220250129
Publication date
Aug 11, 2022
JFE STEEL CORPORATION
Noriki Fujita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CHATTERING DETECTION METHOD FOR COLD ROLLING MILL, CHATTERING DETEC...
Publication number
20220072594
Publication date
Mar 10, 2022
JFE STEEL CORPORATION
Yu NAGAI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...