KK

Kumi Koyama

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,460,339 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6952834 Disc chucking device and disk recording and/or reproducing apparatus Akihisa Inatani, Hajime Mizuno 2005-10-04