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Yoshiaki Kumagai

SOSony: 1 patents #1,440 of 4,065Top 40%
Overall (2011): #122,939 of 364,097Top 35%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D649955 Portable recorder — 2011-12-06

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