ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,957, issued on April 29, was assigned to SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY Co. LTD. (Shenzhen, China).

"Display panel and manufacturing method thereof" was invented by Macai Lu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display panel and a manufacturing method are provided. The present disclosure can reduce process steps of the display panel by disposing a first source electrode and a first drain electrode of a low temperature polysilicon thin film transistor and a second source electrode and a second drain electrode of an oxide thin film transistor in a same layer. Therefore, stability of the...