ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,520,933, issued on Jan. 13, was assigned to Inno-Sports Co. Ltd. (Xiamen, China).
"Stable and convenient foldable frame and table" was invented by Kwan Jun Choi (Xiamen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A foldable structure includes an elongated shaft having at least one non-circular portion. The foldable structure also includes a first mounting assembly with a proximal side fixedly connected to the shaft to restrict rotation of the first mounting assembly relative to the shaft and a second mounting assembly with a proximal side rotatably connected to the shaft to allow rotation of the second mounting assembly relative to the shaft. ...