ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,323, issued on July 15, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Kobe, Japan).
"Tire" was invented by Takahiro Kawachi (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "It is an object to provide a tire having an excellent balance of wet grip performance and chipping resistance. The tire is a tire comprising a tread, wherein the tread has a lateral groove neither of both ends of which opens into circumferential grooves, wherein a predetermined rubber component, a predetermined filler, and a silane coupling agent are compounded in a rubber layer of a tread surface, wherein a brittleness temperature of the rubber component and a rati...