RO

Ritsuo Oka

SC Shindengen Electric Manufacturing Co.: 1 patents #159 of 307Top 55%
Overall (All Time): #3,444,240 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6870202 Surge protection semiconductor device — 2005-03-22