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Bunzi Takeuchi
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Sagamihara, JP
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last 30 patents
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Patent Grant
Apparatus for scribing semiconductor wafer with laser beam
Patent number
4,543,464
Issue date
Sep 24, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Bunzi Takeuchi
B28 - WORKING CEMENT, CLAY, OR STONE
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Patent Grant
SOS Substrate for semiconductor device
Patent number
4,442,178
Issue date
Apr 10, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Minoru Kimura
B28 - WORKING CEMENT, CLAY, OR STONE