YK

Yasuyoshi Kawashima

VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
📍 Ayase, JP: #223 of 339 inventorsTop 70%
Overall (All Time): #3,524,486 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6628602 Optical information recording medium Hirotoshi Ohno 2003-09-30