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Ryotaro Aoki — 26 Patents

Yamaha: 26 patents #45 of 2,001Top 3%
Overall (All Time): #152,128 of 4,157,543Top 4%
26 Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
7940941 Effect adding method and effect adding apparatus Hitoshi Akiyama 2011-05-10