ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,224,134, issued on Feb. 11, was assigned to Tokyo Cosmos Electric Co. Ltd. (Zama, Japan).
"Rotary electric component" was invented by Hajime Fukushima (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a rotary electric component in which the operation sensation is maintained over a long period. This rotary electric component comprises an operation part that is rotationally operated, a housing part that has an accommodation part with a corrugated part formed on a peripheral wall surface of the accommodation part; a rotary body that is accommodated in the accommodation part and connected to the operation part, and that is positio...