ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,029, issued on March 18, was assigned to GENOVA INC (Diamond Bar, Calif.).
"Sofa armrest folding mechanism and sofa armrest" was invented by Jiachen Jin (Diamond Bar, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sofa armrest folding mechanism and a sofa armrest are provided. The sofa armrest folding mechanism includes: side boards, a handle, and folding devices, where the side boards are connected to two sides of the folding devices, respectively; two ends of the handle are connected to top ends of the folding devices, respectively; the folding devices switch between a folded state and an unfolded state through the handle; when the handl...