ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,229,748, issued on Feb. 18, was assigned to Block Inc. (Oakland, Calif.).
"Transaction object reader with shielding" was invented by Mani Razaghi (San Francisco), Joseph Laucks (San Francisco) and Jeremy Martin (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "A card reader includes a digital connector such as a Universal Serial Bus (USB) plug or an Apple(R) Lightning(R) plug. The digital connector includes a corresponding connector interface, which provides voltage to at least a card reader interface and an integrated circuit (IC) of the card reader. The card reader interface outputs an analog transaction information signal upon reading the...