ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,594, issued on March 18, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).
"Light emitting diode and display device" was invented by Gang Yu (Beijing) and Zhuo Chen (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting diode and a display device including the light emitting diode. The light emitting diode includes a first electrode, a quantum dot light emitting layer, a carrier transport layer and a second electrode, in which the light emitting diode further includes a metal transition layer located between the carrier transport layer and the second electrode, and the second electrode includes a transparent conductive oxid...