ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,213,471, issued on Feb. 4, was assigned to GLOBERIDE INC. (Tokyo).
"Fishing spinning reel" was invented by Yoshihito Shimizu (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sound generator comprises a protrusion and a recess that are alternatingly disposed in a circumferential direction. The recess comprises a first apex that is a boundary with one adjacent protrusion, a first face that is continuous to the first apex, and is recessed in a radially outward direction, a second face that is continuous to the first face, and a second apex that is continuous to the second face, and is a boundary with the other protrusion that is adjacent to the reces...