MO

Maretsugu Okubo

NC Nippon Columbia Co.: 2 patents #5 of 66Top 8%
Overall (All Time): #2,227,368 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D448757 Remote control unit 2001-10-02
D443259 Portable recording and playback device 2001-06-05