ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,541,738, issued on Feb. 3, was assigned to Walmart Apollo LLC (Bentonville, Ark.).

"Methods and systems for monitoring on-shelf inventory and detecting out of stock events" was invented by Sung H. Kim (Bentonville, Ark.), Asim S. Alvi (Kendall Park, N.J.), Jody P. Cook (New York), Kshitiz Gupta (Jersey City, N.J.), Christopher R. Jescheling (Bentonville, Ark.), Rahul S. Kala (Jersey City, N.J.), Britto J. Michaelsamy (Bentonville, Ark.), Maxwell A Yardley (Redmond, Wash.), Matthew A. Jones (Bentonville, Ark.), Kumar Chandan (Newark, N.J.), Jadran Sirotkovic (Dublin), Mirko A. Arnold (Dublin), Peter M. Terlecky (Yonkers, N.Y.) and Tirui Wu (Tuam, Ireland).

According to the abstract* re...