ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,209, issued on Oct. 21, was assigned to CARNEGIE MELLON UNIVERSITY (Pittsburgh).

"High-density automated storage and retrieval system" was invented by Herman Herman (Pittsburgh) and Gabriel Goldman (Pittsburgh).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-density storage system for goods is described in which totes carrying the goods are storage in a storage structure and stored and retrieved by robotic carriers. The carriers move laterally and/or longitudinally along the exterior of the support structure and retrieve totes from the interior of the structure by manipulating rows of coupled totes. Totes at the ends of rows are quickly removed...