ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,451, issued on June 17, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Kobe, Japan).
"Pneumatic tire" was invented by Yuta Miseki (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pneumatic tire comprises a tread portion provided with a band layer disposed radially inside a tread rubber provided with a first circumferential groove. Cords of the band layer are a hybrid cord formed by twisting together a first filament and a second filament having an elastic modulus lower than that of the first filament. In a region radially inside the first circumferential groove, a maximum thickness t1 of topping rubber on the radially outer side of th...