ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,430,398, issued on Sept. 30, was assigned to GOOGLE LLC (Mountain View, Calif.).

"Systems and methods for quantum tomography using an ancilla" was invented by Zhang Jiang (El Segundo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Quantum computing systems and methods are provided. In one example, a quantum computing system includes a quantum system having one or more quantum system qubits and one or more ancilla qubits. The quantum computing system includes one or more quantum gates implemented by the quantum computing system. The quantum gate(s) are operable to configure the one or more ancilla qubits into a known state. The quantum computing ...