ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,037, issued on Sept. 23, was assigned to Symbotic LLC (Wilmington, Mass.).

"System having workstation with tote retention and release mechanism" was invented by William J. Fosnight (Windham, N.H.), Devin Lert (Wakefield, Mass.), John G. Lert Jr. (Wakefield, Mass.), Stephanie Waite (Burlington, Mass.), Julian Warhurst (Portsmouth, R.I.) and David Hartnett (Tewksbury, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic storage and retrieval system is disclosed including storage positions for storing containers, a portal and mobile robots for transferring the containers between the storage positions and portal. The portal may include a b...