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Kazuo Ito
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Yamagata, JP
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last 30 patents
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Patent Grant
Silicon single crystal pulling-up apparatus
Patent number
5,207,992
Issue date
May 4, 1993
Toshiba Ceramics Co., Ltd.
Shuitsu Matsuo
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon single crystal pull-up apparatus
Patent number
5,098,675
Issue date
Mar 24, 1992
Toshiba Ceramics Co., Ltd.
Shuitsu Matsuo
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for making an impregnated ceramic material
Patent number
5,087,490
Issue date
Feb 11, 1992
Toshiba Ceramics Co., Ltd.
Kazuo Ito
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for making an impregnated ceramic material
Patent number
4,963,396
Issue date
Oct 16, 1990
Toshiba Ceramics Co., Ltd.
Kazuo Ito
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES