ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,511,566, issued on Dec. 30, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Quantum devices with chains of quantum dots for controlling tunable couplings between Majorana zero modes" was invented by Christina Paulsen Knapp (Goleta, Calif.), Roman Bela Bauer (Santa Barbara, Calif.), Torsten Karzig (Redwood City, Calif.), Roman Mykolayovych Lutchyn (Santa Barbara, Calif.), Jonne Verneri Koski (The Hague, Netherlands) and David Reilly (Sydney).

According to the abstract* released by the U.S. Patent & Trademark Office: "Quantum devices with chains of quantum dots for controlling tunable couplings between Majorana zero modes (MZMs) are described. Methods for controll...