KO

Katsuyuki Obata

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,230,919 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6295263 Electronic apparatus Masaomi Ishida 2001-09-25
5204850 Loading apparatus for a disc-shaped recording medium 1993-04-20