Inventor

MOROHASHI YUKIHIRO

JP3 patents

Patents

3 patents

US9583086B2Feb 28, 2017

Keyboard device of electronic musical instrument

ROLAND CORP3 citations69

US9349359B2May 24, 2016

Electronic keyboard instrument

ROLAND CORP4 citations69

US9646578B2May 9, 2017

Keyboard device

ROLAND CORP1 citations48