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Naka-gun, JP
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last 30 patents
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Patent Grant
Portable terminal device with stackable IC card slot opening
Patent number
6,189,786
Issue date
Feb 20, 2001
Hitachi, Ltd.
Shinju Itou
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Portable terminal device with stackable IC cards slot opening
Patent number
6,010,066
Issue date
Jan 4, 2000
Hitachi, Ltd.
Shinju Itou
G06 - COMPUTING CALCULATING COUNTING