TS

Toru Sugai

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,963,508 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4787004 Magnetic head including single crystal and polycrystalline ferrites with interfacial oxide layer Hiraku Akiho, Hideaki Karamon, Sadayuki Nishiuchi 1988-11-22