ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,550,557, issued on Feb. 10, was assigned to LG Display Co. Ltd (South Korea).
"Display device including test part for testing thin film layer" was invented by Moon Ho Park (Paju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes a thin film layer test part capable of measuring a film quality of a deposited thin film layer, and the thin film layer test part includes a first wiring part formed at an upper surface of a thin film layer to be tested, pad parts connected to opposite ends of the first wiring part, a second wiring part formed at a lower surface of the thin film layer, and a pad part connected to the second ...