ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,061, issued on Dec. 2, was assigned to Dongguan Qunan Technology Co. Ltd. (Dongguan, China) and Shenzhen Zhonghongtian Technology Co. Ltd. (Shenzhen, China).
"Massage device" was invented by Bo Yan (Guangdong, China) and Hong Zhang (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A massage device includes a shell defining a chamber and a moving space therein, a driving assembly supported by the shell, and a massage member. The moving space communicates with an external environment out of the shell. The driving assembly includes a driving wheel and a driven wheel cooperating with the driving wheel, one of the driving wheel and driven w...