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Susumu Tsumura

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Odai, JP: #3 of 11 inventorsTop 30%
Overall (All Time): #3,448,243 of 4,157,543Top 85%
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Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6890800 Method of manufacturing semiconductor device with ceramic multilayer board Hideki Takehara, Noriyuki Yoshikawa 2005-05-10