KS

Katsuhiro Sugiyama

SO Sony: 1 patents #281 of 1,124Top 25%
Overall (1994): #107,665 of 165,921Top 65%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5317456 Method and apparatus for recording signals with different recording current levels to determine optimum recording characteristics 1994-05-31