YH

Yoshinari Hayafuji

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,988,691 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4564403 Single-crystal semiconductor devices and method for making them Akashi Sawada, Setsuo Usui, Akikazu Shibata 1986-01-14