ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,034, issued on Oct. 21.
"Wind-driven poster display system" was invented by Birendra Prasad (Redondo Beach, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wind-driven poster display system enables quick insertion of a poster display and rotates the poster display to catch the attention of people in the area or passing by. A wind-driven poster display employs a rotor assembly coupled to a stator assembly having a foundation base. The rotor assembly, including the poster mounting frame, rotates about the stator assembly via a bearing that is coupled between the stator assembly and rotor assembly by a stator-rotor coupling assembly. The poster...