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YK

Yoshiaki Kumagai

SO Sony: 2 patents #161 of 1,361Top 15%

Overall (1997): #19,110 of 185,788Top 15%

2

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D388095	Media unit	Makoto Niijima	1997-12-23
D385562	Media unit	Makoto Niijima	1997-10-28