ALEXANDRIA, Va., July 30 -- United States Patent no. 12,374,371, issued on July 29, was assigned to Amazon Technologies Inc. (Seattle).

"Computer-implemented media player to play multiple audio tracks at the same time to enable accessibility experiences" was invented by Ankit Prem Manocha (Lynnwood, Wash.), Abhishek Patidar (Sammamish, Wash.), Pemra Narli (Seattle), Arjun Cholkar (Bothell, Wash.), Jayashree Rajagopalan (Bangalore, India) and Kumar Sohony (Sammamish, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for playing a first audio track for a video on a first audio device of a first audience member and simultaneously playing a second audio track that includes different content for the...