YI

Yoshikazu Ishimatsu

SO Sony: 1 patents #385 of 1,361Top 30%
Overall (1997): #56,318 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5612935 Apparatus and method for controlling the position of an optical pickup device in a recording/reproducing apparatus for a disc-shaped recording medium 1997-03-18