ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,715, issued on July 14, was assigned to Wuhan Tianma Microelectronics Co. Ltd. (Wuhan, China) and Wuhan Tianma Microelectronics Co. Ltd. Shanghai Branch (Shanghai).

"Display device" was invented by Xingchen Qian (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a display device, which relates to the technical field of electronic devices. The display device includes a fixed structure, a first display screen, an external display screen, and a movable support. The first display screen is disposed on the fixed structure, and the movable support is movably disposed on the fixed structure. The display device has at least a first sta...