ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,218,142, issued on Feb. 4, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Display device" was invented by Ki Hyun Kim (Hwaseong-si, South Korea), Young Gil Park (Anyang-si, South Korea), Jin Suk Lee (Gwangmyeong-si, South Korea), Jai Sun Kyoung (Cheonan-si, South Korea) and Sug Woo Jung (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one s...