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Yuuki Ota
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Ako-shi, JP
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last 30 patents
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Patent Grant
Semiconductor laser device, optical pickup device and semiconductor...
Patent number
8,471,289
Issue date
Jun 25, 2013
Sanyo Electric Co., LTD
Yoshio Okayama
B82 - NANO-TECHNOLOGY
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last 30 patents
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Patent Application
SEMICONDUCTOR LASER DEVICE, OPTICAL PICKUP DEVICE AND SEMICONDUCTOR...
Publication number
20110158273
Publication date
Jun 30, 2011
Yoshio OKAYAMA
B82 - NANO-TECHNOLOGY