ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,696, issued on May 19, was assigned to Asahi Kasei K.K. (Tokyo).
"Rubber composition, and tire" was invented by Yoshihisa Inoue (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a rubber composition, containing 10 parts by mass or more and 90 parts by mass or less of a rubber-like polymer having an iodine value of 10 to 200 (g/100 g), a content of an ethylene structure of 3% by mass or more, a content of an aromatic vinyl monomer block of less than 10% by mass, and a content of a conjugated diene monomer unit of 2% by mass or more; 10 parts by mass or more and 90 parts by mass or less of a natural rubber; and 20 par...