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Yukiya Shibata
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Hitachi, JP
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last 30 patents
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Patent Grant
Epitaxial wafer and manufacturing method thereof as well as light-e...
Patent number
6,413,791
Issue date
Jul 2, 2002
Hitachi Cable Ltd.
Yukiya Shibata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Epitaxial wafer and manufacturing method thereof as well as light-e...
Patent number
5,965,908
Issue date
Oct 12, 1999
Hitach Cabel, Ltd.
Yukiya Shibata
H01 - BASIC ELECTRIC ELEMENTS