KY

Ken-Ichi Yonemaru

DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
Overall (All Time): #4,008,413 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4492977 Photomultiplier tube device Masaya Tsuda, Yoshikazu Masuda 1985-01-08