ALEXANDRIA, Va., April 7 -- United States Patent no. 12,593,921, issued on April 7.

"Seat support" was invented by Tao Song (Ganzhou City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a seat support applied to a vehicle, the vehicle has a front seat assembly and a back seat assembly. The seat support includes a support member, a connecting member and a fixing assembly. The support member includes a support portion arranged on the back seat assembly. The connecting member is arranged on the support portion and configured to connect the support portion with the front seat assembly. The fixing assembly is arranged on the support portion and configured to fix the support p...