YK

Yukiyoshi Katahira

SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #3,434,572 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7139046 Light guide device, electro-optical device, and electronic apparatus — 2006-11-21