ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,422, issued on Sept. 23, was assigned to Ninghai Jiarun Hardware Co. Ltd. (Ningbo, China).
"Folding chair" was invented by Zhenguo Zhang (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A folding chair includes an upper connector, a lower connector, a plurality of upper connecting rods, a plurality of lower connecting rods and a chair cloth, a plurality of cloth corners of the chair cloth being connected to free ends of the upper connecting rods respectively. The lower connector has a same number of lower open slots as the number of the lower connecting rods, and the lower open slot is provided with a stop protrusion and provided wit...