ME

Masatoshi Ezawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,290,830 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7729258 Switching device Masamichi Andou, Hisakazu Date 2010-06-01