ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,751,890, issued on Oct. 6.

"Type of foot massage plate" was invented by Jun Ge (Huai 'an, China) and Jianguo Chen (Huai 'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A type of foot massage plate, comprising a bottom shell, an upper shell, a gear box, a power mechanism, first gear transmission mechanisms, and a second gear transmission mechanism, wherein the upper shell is mounted on the bottom shell by screws; the upper shell is provided with a mounting groove, and the gear box is installed in the mounting groove; the gear box is symmetrically provided with two first gear transmission mechanisms, and the middle part of the gear box is provide...