ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,557, issued on March 18, was assigned to Sony Interactive Entertainment Inc. (Tokyo).

"Image rendering method and apparatus" was invented by Andrew James Bigos (Staines, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image rendering method for a virtual scene includes, for a plurality of IDs, generating a respective mask identifying elements of the scene that are associated with a respective ID; for the resulting plurality of masks, dividing a respective mask into a plurality of tiles; and discarding tiles that do not identify any image elements; for the resulting plurality of remaining tiles, selecting a respective trained machine...