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Kouichi Ishibashi
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Chigasaki, JP
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last 30 patents
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Patent Grant
Television receiver capable of enlarging and compressing image
Patent number
5,534,934
Issue date
Jul 9, 1996
Hitachi, Ltd.
Kenji Katsumata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wide-screen television receiver with aspect ratio conversion functi...
Patent number
5,343,238
Issue date
Aug 30, 1994
Hitachi, Ltd.
Haruki Takata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Compatible wide aspect ratio receiver with spatial filtering for va...
Patent number
5,276,515
Issue date
Jan 4, 1994
Hitachi, Ltd.
Kenji Katsumata
G06 - COMPUTING CALCULATING COUNTING