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Yoshio Yamashima

OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Overall (All Time): #3,926,866 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4826943 Negative resist material Toshio Ito, Miwa Sakata 1989-05-02