ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,775,341, issued on Oct. 27.

"Finger mounted controller and a power replenishment device" was invented by Hui Li (Shenzhen City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A finger mounted controller and a power replenishment device are provided. The controller includes an outer shell, an upper cover, and a circuit board, a joystick control key is provided on the circuit board. A user only needs to insert his finger into a finger ring and easily operate the joystick control key by flipping a joystick key cap to trigger a corresponding function. Compared with traditional button operation methods, this joystick control method of the present discl...