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Yuka Yokota

Yamaha: 1 patents #81 of 230Top 40%
Overall (2011): #118,066 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7956275 Music performance training apparatus and method Tadahiko Ikeya, Toshiya Ikegami, Takeshi Fuse, Misa Noguchi, Kayoko Sugiyama +1 more 2011-06-07