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Shuji Wanikawa
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Ibaraki, JP
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last 30 patents
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Patent Grant
High-strength metal solidified material and acid steel and manufact...
Patent number
6,332,905
Issue date
Dec 25, 2001
Japan as represented by Director General of National Research Institute for M...
Minoru Ootaguchi
B22 - CASTING POWDER METALLURGY