ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,928, issued on May 20.
"Multifunctional LED screen" was invented by Qifeng Mo (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A multifunctional LED screen comprises a case body and a plurality of LED screen modules connected to the front of the case body, and the LED screen also comprises a display body connector and a display body, wherein the display body connector is detachably connected to the case body, the display body is detachably connected to the display body connector and the display body is provided with display message, and the LED screen is capable of displaying the content of the display message on the back of the LED s...