ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,283, issued on April 22, was assigned to Coulter Ventures LLC (Columbus, Ohio).
"Plyometric box" was invented by Dylan Jones (Santa Barbara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A plyometric box for includes a platform, a first pair of opposed sidewalls, and a second pair of opposed sidewalls. Each sidewall extends downwardly from the platform, and includes a first side, an opposed second side, a first pair of stacking ribs on an interior surface of the sidewall proximate the first side, and a second pair of stacking ribs on an interior surface of the sidewall proximate the second side. Each stacking rib extends downwardly from the p...