YK

Yasuhide Kogo

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #3,280,641 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7672197 Optical pickup device and manufacturing method thereof Chikashi Yoshinaga, Sadao Iizuka 2010-03-02