ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,840, issued on July 29, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Kobe, Japan).
"Two-wheel vehicle tire" was invented by Kazuki Fukushima (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A two-wheel vehicle tire has a tread portion. The tread portion includes a plurality of grooves. The grooves include crown grooves arranged on a tire equator, middle grooves, and shoulder grooves. Each of the crown grooves is bent in a V-shape so as to be convex to one side in a tire circumferential direction. Each of the grooves has the shortest distance from 5% to 30% of a tread development half width between another one of the grooves immediatel...