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Yasumi Ushikubo
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Yamato, JP
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last 30 patents
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Patent Grant
System for RF communication between a computer and a remote wireles...
Patent number
5,793,359
Issue date
Aug 11, 1998
Mitsumi Electric Co., Ltd.
Yasumi Ushikubo
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Circuit board and method of producing circuit board
Patent number
5,119,272
Issue date
Jun 2, 1992
Mitsumi Electric Co., Ltd.
Sadahiro Ohyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR