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Tomohide Kamiyama
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Kitakyushu-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Sn-based metal-coated steel strip excellent in appearance and proce...
Patent number
6,908,693
Issue date
Jun 21, 2005
Nippon Steel Corporation
Seiji Sugiyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
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Patent Application
Sn-based metal-coated steel strip excellent in appearance and proce...
Publication number
20040048093
Publication date
Mar 11, 2004
Seiji Sugiyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...