ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,539, issued on Feb. 10, was assigned to CASIO COMPUTER Co. LTD. (Tokyo).
"Electronic device and electronic musical instrument" was invented by Mari Nakajima (Hino, Japan), Kouji Oshima (Fussa, Japan), Yuuki Nakajima (Tachikawa, Japan), Naoto Imamura (Akishima, Japan), Ryohei Kobayashi (Akishima, Japan) and Shingo Fukushima (Ome, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device, which is an electronic musical instrument as an electronic device, includes: a rotating shaft inclined with respect to a perpendicular line of a panel; and a rotary knob that is attached to the rotating shaft and has a fingering marker portion provide...