ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,557, issued on May 19, was assigned to Titin KM Biomedical Corp. (Bozeman, Mont.).

"Shoulder strengthening systems" was invented by Kole Mickolio (Billings, Mont.), Kameron Mickolio (Mesa, Ariz.), Rory Maughan (Bozeman, Mont.) and Seth Meyer (Bozeman, Mont.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Shoulder strengthening systems can provide multidirectional and dynamic resistance to shoulder movement of a user. A shoulder strengthening system can include a frame, a joint pivotably coupled to the frame, a resistance mechanism coupled to the joint, and a shaft coupled to the joint. Resistance mechanisms can include a first hydraulic member and a s...