ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,462, issued on April 15, was assigned to Federal Card Services LLC (Cincinnati) and AmaTech Group Ltd. (County Galway, Ireland).
"Metal-containing dual interface smartcards" was invented by Mustafa Lotya (Cellbridge, Ireland).
According to the abstract* released by the U.S. Patent & Trademark Office: "Smartcard (SC) having a metal card body (MCB) which is a coupling frame (CF) with a slit (S), and a coupling loop antenna/structure (CLA, CLS) connected to termination points (TP) on each side of the slit (S) and coupled with the module antenna (MA) of a transponder chip module (TCM). A portion of the card body (CB) may be metal and another, coplanar portion of the card body may be a...