ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,401,325, issued on Aug. 26, was assigned to Sumitomo Electric Industries Ltd. (Osaka, Japan).
"Doherty amplifier" was invented by Ken Kikuchi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Doherty amplifier includes a first amplifier that includes first output fingers and a first output electrode connected to the first output fingers, a second amplifier that includes second output fingers and a second output electrode connected to the second output fingers, a first bonding wire connected between a first region in the first output electrode and a second region in the second output electrode, a second bonding wire connected between a third...