Sumio Nagata

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Tosu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for making porous masses of iron, nickel, titanium, and oth...
- Patent number 4,891,182
- Issue date Jan 2, 1990
- Agency of Industrial Science and Technology
- Michiru Sakamoto
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Foamed metal and method of producing same
- Patent number 4,713,277
- Issue date Dec 15, 1987
- Agency of Industrial Science and Technology
- Shigeru Akiyama
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for the preparation of a spongy metallic body
- Patent number 4,556,096
- Issue date Dec 3, 1985
- Director-General of the Agency of Industrial Science and Technology
- Sumio Nagata
- B22 - CASTING POWDER METALLURGY