MD

Masao Doyama

UI Ube Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #3,520,336 of 4,157,543Top 85%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6607676 Preparation of carbonaceous semiconductor material Shigehiko Yamada 2003-08-19