ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,454, issued on May 20, was assigned to Core Mobility Solutions Inc. (San Jose, Calif.).

"Mobility assistance device with tensioner" was invented by Robert J. Karlovich (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobility assistance apparatus includes first and second frames positioned on left and right sides of a user; a hinge arm mechanism coupled to the first and second frames; and a pivotable securing unit or a walking seat coupled to the frames to transfer at least a portion of the user's body weight from the legs and to transfer weight through the user's hip or pelvis to the first and second frame enabling the user to sta...