ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,581, issued on July 28.
"Camera rail positioners" was invented by David Christopher Gonzales (Long Beach, Calif.) and Ronald Ray Arredondo (La Crescenta, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses serving as camera rail positioners and methods of operation are featured and described, as well as methods of their operation. The featured apparatuses include a horizontal base having a plurality of wheels or casters, a vertical tower in communication with and projecting upward from the horizontal base, a vertical trolley designed for slidable movement up and down a length of the vertical tower by an actuator and configured to hold ...