ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,522, issued on June 3, was assigned to University of Pittsburgh-Of the Commonwealth System of Higher Education (Pittsburgh).

"Low-voltage electron beam control of conductive state at a complex-oxide interface" was invented by Jeremy Levy (Pittsburgh).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described is a method comprising directing an ultra-low voltage electron beam to a surface of a first insulating layer. The first insulating layer is disposed on a second insulating layer. The method includes modifying, by the application of the ultra-low voltage electron beam, the surface of the first insulating layer to selectively switch an interface betwe...