ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,621, issued on June 23, was assigned to Infineon Technologies Americas Corp. (El Segundo, Calif.).

"Radio transmitter" was invented by Davide Ponton (Villach, Austria), Ibrahim Petricli (Pavia, Italy), Nicolo Zilio (Villach, Austria), David Seebacher (Villach, Austria), Joo Tham (Sunnyvale, Calif.), Giuseppe Li Puma (Bochum, Germany), Mustafa Altintas (Mission Viejo, Calif.) and Philip Neaves (Troston, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transmitter has a port configured to receive a transmit signal, a first power amplifier connected to the port, a second power amplifier connected to the port, a power supply switch configu...