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Hiroshi Ujita
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Mito, JP
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last 30 patents
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Patent Grant
Information processing apparatus having a neural network and an exp...
Patent number
5,701,394
Issue date
Dec 23, 1997
Hitachi, Ltd.
Setsuo Arita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Intelligent education and simulation system and method
Patent number
5,306,154
Issue date
Apr 26, 1994
Hitachi, Ltd.
Hiroshi Ujita
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Man-machine system
Patent number
5,247,433
Issue date
Sep 21, 1993
Hitachi, Ltd.
Wataru Kitaura
G06 - COMPUTING CALCULATING COUNTING