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Tsuyoshi Hamaguchi
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Hadano, JP
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last 30 patents
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Patent Grant
Integrated information processing system capable of supplying speci...
Patent number
6,477,521
Issue date
Nov 5, 2002
Hitachi, Ltd.
Akira Kumomura
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and apparatus for handling transaction slips including illeg...
Patent number
4,734,859
Issue date
Mar 29, 1988
Hitachi, Ltd.
Tsuyoshi Hamaguchi
G06 - COMPUTING CALCULATING COUNTING