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Kunihiro Yanagi
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Sagamihara, JP
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last 30 patents
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Patent Grant
Still picture search/retrieval method carried out on the basis of c...
Patent number
5,652,881
Issue date
Jul 29, 1997
Hitachi, Ltd.
Masamitsu Takahashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of expanding differential PCM data of speech signals
Patent number
5,621,851
Issue date
Apr 15, 1997
Hitachi, Ltd.
Toshio Moriya
G11 - INFORMATION STORAGE
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Patent Grant
Figure processing apparatus and method aided by display with ruled...
Patent number
5,302,967
Issue date
Apr 12, 1994
Hitachi, Ltd.
Kay Yonezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control method of zooming screen
Patent number
5,073,771
Issue date
Dec 17, 1991
Hitachi, Ltd.
Masayuki Satta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-window display system with modification or manipulation capab...
Patent number
4,806,919
Issue date
Feb 21, 1989
Hitachi, Ltd.
Yoshiyuki Nakayama
G06 - COMPUTING CALCULATING COUNTING