ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,474, issued on June 10, was assigned to The Nielsen Co. (US) LLC (New York).

"Methods and apparatus to correct misattributions of media impressions" was invented by Anil Pratap Singh (Batavia, Ill.), Matthew VanLandeghem (Schaumburg, Ill.) and Lindsey Rabhan (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, apparatus, and articles of manufacture to correct misattributions of media impressions are disclosed. An example method includes obtaining first demographic-based impressions transmitted via a network in response to access to media by a first set of individuals, obtaining, from a database, second demographic-based impressions...