ALEXANDRIA, Va., May 19 -- United States Patent no. 12,632,686, issued on May 19, was assigned to Zebra Technologies Corp. (Lincolnshire, Ill.).

"Broadcast user indications" was invented by Nina Feinstein (Hicksville, N.Y.) and Mariya Wright (Cortland Manor, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for broadcasting user indications are provided. An example system includes a transmitter device that does not include a user interface display or verbal audio capabilities, that is configured to: detect an event and broadcast a signal including one or more of an alphanumeric string or a binary encoded message associated with the detected event as a unidirectional message via a first protocol ...