ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,134, issued on March 25, was assigned to Analog Devices Inc. (Wilmington, Mass.).

"Aluminum-based gallium nitride integrated circuits" was invented by Daniel Piedra (Somerville, Mass.), James G. Fiorenza (Carlisle, Mass.), Puneet Srivastava (Wilmington, Mass.), Andrew Proudman (Medford, Mass.), Kenneth Flanders (Reading, Mass.), Denis Michael Murphy (Concord, Mass.), Leslie P. Green (Framingham, Mass.) and Peter R. Stubler (Andover, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Gallium nitride-based monolithic microwave integrated circuits (MMICs) can comprise aluminum-based metals. Electrical contacts for gates, sources, and drains of trans...