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Wataru Kitaura
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Hitachi, JP
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Patents Grants
last 30 patents
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Patent Grant
Man-machine system
Patent number
5,247,433
Issue date
Sep 21, 1993
Hitachi, Ltd.
Wataru Kitaura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-element information transmission system
Patent number
4,727,539
Issue date
Feb 23, 1988
Hitachi, Ltd.
Setsuo Arita
G08 - SIGNALLING
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Patent Grant
Image transmission system
Patent number
4,673,974
Issue date
Jun 16, 1987
Hitachi, Ltd.
Tetsuo Ito
G08 - SIGNALLING
Information
Patent Grant
Method and apparatus for detecting the position of a movable object...
Patent number
4,654,590
Issue date
Mar 31, 1987
Hitachi, Ltd.
Wataru Kitaura
G01 - MEASURING TESTING