MI

Masayuki Ishizu

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,999,499 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4603358 Auto-reverse tape recording and reproducing apparatus Izumi Sakurai, Masao Tsuruoka, Kiyoshi Ishige 1986-07-29