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Katsumi Kuwabara
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Kanagawa, JP
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last 30 patents
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Patent Grant
Movable cursor for selecting and exchanging main picture and sub pi...
Patent number
5,414,471
Issue date
May 9, 1995
Sony Corporation
Mitsumasa Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
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Patent number
5,237,327
Issue date
Aug 17, 1993
Sony Corporation
Mitsumasa Saitoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE