ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,872, issued on Sept. 16, was assigned to BRIDGESTONE Corp. (Tokyo).
"Rubber composition and tire" was invented by Ryota Sone (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a rubber composition that realizes excellent low heat generating properties while maintaining good steering stability when applied to a tire. The rubber composition of the present disclosure contains a rubber component containing a copolymer having a conjugated diene unit and an aromatic vinyl unit, and a filler, where the copolymer is a modified copolymer having a content of the aromatic vinyl unit of less than 10 mass % and modified with a modifier containing...