US Patent Issued to Sumitomo Riko on March 31 for "Fuel hose" (Japanese Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,653, issued on March 31, was assigned to Sumitomo Riko Co. Ltd. (Aichi, Japan).

"Fuel hose" was invented by Mayuka Taira (Aichi, Japan), Takaki Nakashima (Aichi, Japan) and Ryo Hirai (Aichi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel hose has an inner layer in a tubular shape and an outer layer provided in contact with an outer circumferential surface of the inner layer, and the inner layer is composed of a crosslinked body of a rubber composition containing the following (A) to (E), and the outer layer is composed of a crosslinked body of a rubber composition containing the following (F) to (G): (A) polyol-crosslinked fluororubber...