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Tsuneo Ichimatsu
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Yokohama, JP
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last 30 patents
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Patent Grant
Conductive paste compositions and ceramic substrates
Patent number
5,066,620
Issue date
Nov 19, 1991
Asahi Glass Company Ltd.
Kazuo Sunahara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Conductive paste compositions and ceramic substrates
Patent number
4,985,376
Issue date
Jan 15, 1991
Asahi Glass Company, Ltd.
Kazuo Sunahara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES