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Flaskless molding machine
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Patent number 11,666,964
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Issue date Jun 6, 2023
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Sintokogio, Ltd.
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Koichi Sakaguchi
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B22 - CASTING POWDER METALLURGY
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Flaskless molding machine
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Patent number 10,906,092
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Issue date Feb 2, 2021
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Sintokogio, Ltd.
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Koichi Sakaguchi
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B22 - CASTING POWDER METALLURGY
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Method of producing molds
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Patent number 5,558,148
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Issue date Sep 24, 1996
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Sintokogia, Ltd.
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Nagato Uzaki
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B22 - CASTING POWDER METALLURGY