ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,550,988, issued on Feb. 17.
"Bi-fold wallet incorporating electromagnetic shielding" was invented by Nicolas Adelchanow (Santa Barbara, Calif.), Ramsey Carter (Goleta, Calif.), Ryan Thomas (Santa Barbara, Calif.) and Peter Ducato (Santa Barbara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bi-fold wallet is provided for securely storing RFID contactless cards from RFID skimming by incorporating multiple sheets of a faraday fabric which are then layered, bound, and attached within the interior of the bi-fold wallet for enabling the blocking of all electromagnetic signals including Wi-Fi, GPS, Bluetooth, Cellular 5G, Radio and RFID and others. ...