YO

Yosuke Otsu

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,856,978 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5138502 Tape counter for a rotary head type video signal recording and reproducing apparatus and tape counting method therefor Tamon Ikeda, Kikuo Yamamoto 1992-08-11