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Saburo Shimizu
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Naka-gun, JP
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Patents Grants
last 30 patents
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Patent Grant
Si-SiC material and SiC fiber-reinforced Si-SiC composite material
Patent number
6,444,063
Issue date
Sep 3, 2002
NGK Insulators, Ltd.
Shigeru Hanzawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Si-SiC material and SiC fiber-reinforced Si-SiC composite material
Patent number
6,254,974
Issue date
Jul 3, 2001
NGK Insulators, Ltd.
Shigeru Hanzawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
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Patent Application
Si-SiC material and SiC fiber-reinforced Si-SiC composite material
Publication number
20010026868
Publication date
Oct 4, 2001
NGK Insulators, Ltd.
Shigeru Hanzawa
B32 - LAYERED PRODUCTS