ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,383, issued on June 17, was assigned to IQM Finland Oy (Espoo, Finland).

"Additive control of qubits for enabling time-domain and frequency-domain mutiplexing" was invented by Johannes Heinsoo (Espoo, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A quantum electronics circuit comprises quantum circuit elements, control signal lines, and signal couplings therebetween for coupling at least some control signal lines with at least some quantum circuit elements. There are at least a first subset and a second subset of control signal lines. The signal couplings couple each of at least a subgroup of the quantum circuit elements with a respective c...