ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,733, issued on Nov. 18, was assigned to CookTek Induction Systems LLC (Chicago).
"Tray assembly" was invented by James Kelly Pool III (Frisco, Texas) and Peter Jerome Ashcraft (McKinney, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tray assembly includes a tray having a top side, an underside opposite the top side, and a plurality of protrusions extending from the underside. Each protrusion defines a recess in the top side and has a bottom wall and a contoured surface connecting the bottom wall to the top side. The tray assembly also includes a diffuser in the form of a plate with a plurality of apertures therethrough. The diffuser is coup...