ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,284, issued on April 22, was assigned to ROCKIT BODY LLC (Manhatten Beach, Calif.).

"Pilates exercise machine" was invented by Judith Aronson (Studio City, Calif.) and Alan Crawford (Glendale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect of the present exercise machine, an assembly is attached to the end of a reformer, where the assembly comprises a seat mechanism and a pedal mechanism. The seat mechanism has a seat, a bracket supporting the seat, and a height adjustment system, where activation of the height adjustment system permits selective adjustment and locking of the height of the seat and the bracket by restricting trav...