ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,651, issued on April 21, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Hyogo, Japan).
"Rubber composition and tire" was invented by Yamato Ichimoto (Hyogo, Japan) and Kensuke Washizu (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a rubber composition and a tire which provide improved overall performance in terms of wet performance and dry performance. The present disclosure relates to a rubber composition, containing at least one polybutadiene rubber and/or at least one styrene-butadiene rubber, having a complex modulus E* that reversibly changes with water, and satisfying the following relationships...