YD

Yuichiro Doi

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,804,940 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5341349 Magnetooptical recording medium having improved sensitivity Nobutake Kagami, Yuko Nakamura 1994-08-23