ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,791, issued on Dec. 30, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).

"Method and apparatus for processing food product mass alteration during a cooking process involving RF application" was invented by Paul Storiz (Glenview, Ill.), Christopher Hopper (Buffalo Grove, Ill.), Daniele Chirico (Brugherio, Italy), Dionysios Tsiogkas (Des Plaines, Ill.) and Joshua Linton (Winnetka, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An oven may include a cooking chamber configured to receive a first food product, a convective heating system configured to provide heated air into the cooking chamber, a radio frequency (RF) heating system config...