ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,486, issued on June 10, was assigned to TYFO SPORTS Ltd. (Letterkenny, Ireland).
"Insole apparatus and method of manufacture thereof" was invented by Ezio Margiotta (Letterkenny, Ireland) and Siimon Skirrow (Letterkenny, Ireland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides an insole apparatus for use with an item of footwear. The insole includes upper and opposing lower faces, the upper face being arranged to interface with the sole of a user's foot, in use. The upper face includes two or more areas or regions wherein a portion or portions of the surface of the upper face is raised relative to the remainder of the upper face...