ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,307, issued on Jan. 13, was assigned to BESTWAY INFLATABLES & MATERIAL CORP. (Shanghai).
"Inflatable massage pool with built-in inflatable seat" was invented by Xianglin Zeng (Shanghai), Yunzhe Ban (Shanghai), Qingshui Song (Shanghai) and Chenggen Liu (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "As inflatable massage pool is provided and includes a pool body including an inflatable side wall, defining therein a first air chamber, and a bottom wall. The inflatable side wall and the bottom wall jointly define a water containing cavity. An inflatable seat is disposed in the water containing cavity and defines therein a second air chamber. A...