ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,722,061, issued on Sept. 1.

"Athlete agility-training devices and systems" was invented by Raymond Parker (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An athlete agility-training system is disclosed. The system includes a frame and several of mounting plates. Each plate is removably secured to an associated position on the frame. The frame includes at least one athlete agility-training (or reaction-training) device removably secured to one of the plural mounting plates. Each plate includes a shank portion that extends from a device-mounting portion. The device-mounting portion is planar and substantially circular. A first end portion of...