ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,699, issued on Sept. 16, was assigned to The Nielsen Co. (US) LLC (New York).

"Tracking media-delivery-device in relation to media presentation and exposure" was invented by Ronny Lerch (San Antonio, Fla.), Meryem Berrada (Beacon, N.Y.), Alan Lekah (New York), John Zoldos (Albany, Ore.) and James Anderson (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for attributing media-exposure to a particular media-delivery device, such as a media player, at a panelist site. An example system includes a first meter configured to detect media presentation by a media-presentation device at the panelist site, and a second meter confi...