YA

Yoshihiko Arayama

AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
RO Roland: 1 patents #161 of 292Top 60%
📍 Osaki, JP: #75 of 142 inventorsTop 55%
Overall (All Time): #2,066,616 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8378204 Pedal device for electronic keyboard instrument — 2013-02-19
5012366 Magnetic head supporting device Masao Ohkita, Yasuhiro Akiyama, Makito Takikawa 1991-04-30