ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,788, issued on Oct. 28, was assigned to Knowles Cazenovia Inc. (Cazenovia, N.Y.).

"Surface mount radio frequency crossover device" was invented by Pierre Nadeau (Fayetteville, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microwave or radio frequency (RF) device includes an insulating substrate having a first surface and a second surface opposing the first surface. The device also includes a crossover conductor disposed on the first surface extending between a first edge of the first surface and a second edge of the first surface. The device also includes a depression in the second surface defined at least in part by (i) a third surface rece...