TS

Toshihisa Sadakata

Yamaha: 3 patents #738 of 2,001Top 40%
Overall (All Time): #1,577,676 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7589270 Musical content utilizing apparatus Yutaka Tohgi, Ken'ichi Yamauchi, Gary Gregson 2009-09-15
7371956 Musical content utilizing apparatus Yutaka Tohgi, Ken'ichi Yamauchi, Gary Gregson 2008-05-13
7294776 Content supply method and apparatus Yutaka Tohgi, Gary Gregson 2007-11-13