ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,564, issued on July 21, was assigned to A. G. Stacker Inc. (Weyers Cave, Va.).

"Air table conveyor" was invented by Randall Donn Senger (Mount Sidney, Va.), Jerry Blosser (Crimora, Va.), Joseph Wunder (Lexington, Va.) and Kennedy Sullivan Larramore (Staunton, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A conveyor includes a platform that has an upper surface with a plurality of holes in fluid communication with at least one air passage inside the platform. The conveyor includes a belt having an upper run supported by the upper surface of the platform and a lower run extending beneath the first platform, and the belt has a plurality of through...