ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,858, issued on Feb. 24, was assigned to Millefeuille Composite corp. (Osaka, Japan).

"Method of manufacturing elongated foam sheet, method of manufacturing composite material and elongated foam sheet" was invented by Tomoya Yoneshima (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In order to provide a manufacturing method of an elongated foam sheet capable of manufacturing the elongated foam sheet with highly-precise thickness without being limited by the material and thickness of foam material, a method of manufacturing an elongated foam sheet includes performing a slice process in which a foam sheet is created by slicing a foam block...