ALEXANDRIA, Va., June 12 -- United States Patent no. 12,302,739, issued on May 13, was assigned to SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY Co. LTD. (Shenzhen, China).

"Display panel, manufacturing method thereof, and display device" was invented by Zhijun Wan (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display panel, a manufacturing method, and a display device are provided, which includes following steps: providing a substrate; forming a signal terminal located in the non-display region on the substrate; forming a light-emitting layer located in the display region on the substrate; adopting a mask plate to sequentially form an electron layer and a cathode l...