YO

Yasuhiko Ohba

Yamaha: 1 patents #81 of 230Top 40%
Overall (2011): #126,280 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7985914 Automatic player accompanying singer on musical instrument and automatic player musical instrument Rei Furukawa 2011-07-26