EN

Etsuto Nakatsu

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #226,312 of 270,089Top 85%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6711345 Data stream recording/reproducing apparatus, recording/reproducing method, and recording medium Yasuaki Tohyama, Atsuo Ochi, Naoshi Usuki 2004-03-23