SW

Shingeaki Wachi

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,861,792 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5157642 Optical disc recording/reproduction apparatus with improved track seeking Yoshihiro Tsukamura, Naoya Eguchi, Kimihiro Saitou 1992-10-20