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Ryohta NIIYA
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Himeji-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Hot-rolled steel sheet and production method of therefor
Patent number
10,513,749
Issue date
Dec 24, 2019
Nippon Steel Corporation
Takeshi Toyoda
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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Patent Application
HOT-ROLLED STEEL SHEET AND PRODUCTION METHOD OF THEREFOR
Publication number
20170159149
Publication date
Jun 8, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Takeshi TOYODA
C21 - METALLURGY OF IRON
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Patent Application
HOT-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF
Publication number
20150017471
Publication date
Jan 15, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroshi Shuto
B32 - LAYERED PRODUCTS