KO

Kainosuke Obata

Yamaha: 2 patents #899 of 2,001Top 45%
Overall (All Time): #1,906,660 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10642409 Electronic instrument controller 2020-05-05
10490176 Automatic accompaniment apparatus and automatic accompaniment method Tomota Nakamura 2019-11-26