YS

Yukimitsu Sakurai

VJ Victor Company Of Japan: 2 patents #523 of 1,489Top 40%
Overall (All Time): #2,301,864 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5212682 Write-one type recording medium storing time and data-writing management data and recording apparatus thereof — 1993-05-18
5210734 Information management method for appendage type additional information recording medium — 1993-05-11