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Tsunefumi Tanaka

Canon: 2 patents #703 of 3,266Top 25%
Overall (2011): #60,372 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7961404 Zoom lens Toyokatsu Fujisaki 2011-06-14
7876507 Zoom lens Toyokatsu Fujisaki 2011-01-25