ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,401, issued on Sept. 15, was assigned to ROTATOR CUFF REHAB LLC (Walled Lake, Mich.).
"Shoulder muscle exercise machine" was invented by Kenneth R. Cervone (Grosse Point Shores, Mich.), Robert J. Irvine (Highland, Mich.) and Thomas R. House (Del Mar, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A machine for exercising various shoulder muscles. The machine includes a plurality of structural elements having a main vertical beam, a cross beam and a base frame operable to be positioned on the ground, where the main beam extends vertically from the base frame and the cross beam is mounted to and extends perpendicular to the vertical beam. The ...