ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,243, issued on Oct. 21, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).
"Organic light emitting diode display device" was invented by Wei Yang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light emitting diode display device are provided. The organic light emitting diode display device includes: a substrate; a barrier layer, located on a side of the substrate; a first buffer layer, located on a side of the barrier layer; a first semiconductor layer, located on a side of the first buffer layer; a first gate insulating layer, located on a side of the first semiconductor layer; a first gate electrode, located on a side of ...