TK

Tetsuji Kawashima

SO Sony: 1 patents #385 of 1,361Top 30%
Overall (1997): #69,938 of 185,788Top 40%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5684772 Magneto-optical disc recording and reproducing system with level clamping Tamotsu Yamagami 1997-11-04