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Tadahiro Kawagishi
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Yokohama, JP
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last 30 patents
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Patent Grant
Digital convergence correction device
Patent number
5,059,872
Issue date
Oct 22, 1991
Hitachi, Ltd.
Kuninori Matsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Correcting data reading device in a digital convergence correcting...
Patent number
5,012,332
Issue date
Apr 30, 1991
Hitachi, Ltd.
Makoto Shiomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE