ALEXANDRIA, Va., March 12 -- United States Patent no. 12,248,890, issued on March 11, was assigned to Amazon Technologies Inc. (Seattle).

"Disambiguating between users" was invented by Dilip Kumar (Seattle), Ammar Chinoy (Seattle), Sudarshan Narasimha Raghavan (Snoqualmie, Wash.), Shrivatsan Vasudhevan (Sammamish, Wash.) and Jin Dong Kim (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes a system for disambiguating between multiple potential users that may have performed an item action (e.g., item removal or item placement) at an inventory location. For example, if there are three picking agents (users) standing near an inventory location and one of the agents removes...