ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,211,422, issued on Jan. 28, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).

"Display device capable of reducing the number of readout wires for receiving a biometric sensing signal" was invented by Seungchan Lee (Yongin-si, South Korea), Raeyoung Gwak (Yongin-si, South Korea) and Sanghyun Jun (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes: a display layer and a sensor layer, which senses an external input. The display layer includes: a plurality of pixels and a plurality of sensors, each of which includes a sensing element and a sensor driving circuit connected to the sensing element...