ALEXANDRIA, Va., July 30 -- United States Patent no. 12,376,502, issued on July 29, was assigned to Commissariat a l'Energie Atomique et aux Energies Alternatives (Paris) and Centre National de la Recherche Scientifique (Paris).

"Array of quantum dots with spin qubits" was invented by Benoit Bertrand (Grenoble, France), Tristan Meunier (Grenoble, France) and Pierre-Andre Mortemousque (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "An elementary cell for a two-dimensional array of quantum dots, said elementary cell extending along a main plane and including: a plurality of sites occupied by quantum dots capable of confining at least one spin qubit and including at least: a first quantum dot, ...