ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,323, issued on March 31, was assigned to Shantou Wintide Intelligent Technology Co. Ltd. (Shantou, China).
"Automatic bubble machine" was invented by Shen Yang (Shantou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present utility patent discloses an automatic bubble machine, including a fixed back shell, a back shell body, a base body, a bubble spitting device, a battery box back cover and a fixed front shell, wherein one side of the fixed back shell is fixedly connected to the fixed front shell, bottoms of the fixed back shell and the fixed front shell are rotatably connected with a bubble water base, a battery box is embedded inside ...