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Combinatorial Optimization Patent - TOHOKU University, April 21 2026

The USPTO granted patent US12608438B2 to TOHOKU UNIVERSITY for a combinatorial optimization problem processing apparatus, method, and program. The patent covers an annealing scheme for solving combinatorial optimization problems including third-or-higher-order terms in the Hamiltonian using an alternate optimization algorithm. The patent contains 11 claims and is classified under CPC groups G06N 5/01, G06N 7/00-01, and G06N 10/00-60, with applications in supply chain optimization (G06Q 10/04-047).