ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,604, issued on Oct. 20, was assigned to MYVOX AB (Stockholm).

"Acoustic levitation system, computer-implemented method for levitating an object, computer program and non-volatile data carrier" was invented by Josef Hansson (Sundbyberg, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic levitation system contains an acoustic transducer array emitting acoustic energy of periodically varying intensity. The acoustic transducer array includes a set of transducer elements arranged on a surface extending in at least two dimensions. The transducer elements are controllable in response to a control signal so as to emit the acoustic energy at a...