ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,318, issued on July 28, was assigned to BESTWAY INFLATABLES & MATERIAL CORP. (Shanghai).
"Safe and reliable trampoline" was invented by Xiaobo Chen (Jinhua City, China), Fengwang Chen (Jinhua City, China), Yanping Wu (Jinhua City, China) and Chunqi Jiang (Jinhua City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A trampoline includes a trampoline frame and a bounce cloth. A plurality of bands are connected at circumferential intervals between the bounce cloth and the trampoline frame, an enclosing cloth is integrally sewn at an edge of the bounce cloth and covers the plurality of bands, an outer edge of the enclosing cloth is folded down and...