ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,386, issued on March 18, was assigned to EDH US LLC (Orlando, Fla.).

"Tracking a moving sports object in varied environmental conditions" was invented by Henri Johnson (Windermere, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods and computer-readable media are provided for determining an effective altitude in relation to a moving sports object. In some examples, a method includes determining respective values for an air temperature, an air pressure, and a relative humidity of an environment of interest. Based on the determined respective values of the air temperature, the air pressure, and the relative humidity, an air density ...