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Tomoyoshi Miwa
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Fuchu, JP
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last 30 patents
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Patent Grant
Method for discharging gas out of metal molds and apparatus therefor
Patent number
5,460,218
Issue date
Oct 24, 1995
Ryobi Ltd
Tomoyoshi Miwa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for detecting defects at gas exhaust line in casting mach...
Patent number
5,379,826
Issue date
Jan 10, 1995
Ryobi Ltd.
Tomoyoshi Miwa
B22 - CASTING POWDER METALLURGY