ALEXANDRIA, Va., June 9 -- United States Patent no. 12,290,009, issued on April 29, was assigned to Arizona Board of Regents on Behalf of the University of Arizona (Tucson, Ariz.).

"Terahertz transistor" was invented by Christopher K. Walker (Tucson, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Superconducting Meissner effect transistors, methods of modulating, and systems are disclosed. In one aspect a disclosed transistor includes a superconducting bridge between a first and a second current probe, the first and second current probe being electrically connected to a source and a drain electrical connection, respectively and a control line configured to emit a magnetic field signal having signal str...