ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,470, issued on Sept. 16, was assigned to Amazon Technologies Inc. (Seattle).

"Machine learning systems for optimizing audio advertisements" was invented by Daniel Neil MacTiernan (Ocean City, N.J.), Rohit Bhatia (San Carlos, Calif.) and Laurence Benjamin Linietsky (Montclair, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of an audio advertising optimization system are disclosed to enable optimization of audio ad play selection and audio ad content creation using machine learning techniques. In embodiments, the system uses audio processing model(s) to extract metadata about audio ads that it receives from advertisers, such as speak...