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Takeshi Kamoshida
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Yokohama, JP
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last 30 patents
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Patent Grant
Method of controlling a data dictionary directory system in a data...
Patent number
4,979,109
Issue date
Dec 18, 1990
Hitachi Ltd.
Kazuaki Tanaka
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Dictionary/directory management method in database system
Patent number
4,833,597
Issue date
May 23, 1989
Hitachi, Ltd.
Satoshi Wakayama
G06 - COMPUTING CALCULATING COUNTING