HA

Hiroyasu Abe

Yamaha: 1 patents #81 of 230Top 40%
📍 Ebeye: #122 of 398 inventorsTop 35%
Overall (2011): #288,089 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7952011 Key and keyboard apparatus Ichiro Osuga 2011-05-31