Vehicle Routing Problem Solution Using Annealer-Based Solvers
Summary
The European Patent Office published patent application EP4336427A1 for Fujitsu Limited, covering a vehicle routing problem (VRP) solution using annealer-based solvers for optimized logistics. The invention, classified under G06Q 10/047, was filed by inventors Ushijima-Mwesigwa, Shati, and Ghosh. The patent application designates all major European states including DE, FR, GB, IT, NL, ES, and others.
What changed
Fujitsu Limited has been granted a European patent (EP4336427A1) for a method solving the Vehicle Routing Problem using annealer-based solvers, enabling optimized logistics operations. The invention, filed by three inventors, is classified under IPC G06Q 10/047 (Business Methods - Transport), with designated states covering all major European Patent Convention members including AL, AT, BE, BG, CH, DE, DK, ES, FI, FR, GB, GR, HR, HU, IE, IT, LI, LT, LU, LV, MC, MT, NL, NO, PL, PT, SE, SI, SK, SM, and TR.\n\nTechnology companies and logistics operations utilizing quantum or annealing computing for route optimization should review this patent to assess potential licensing needs or freedom-to-operate considerations. Patent protection extends to the annealer-based solver methodology for vehicle routing applications across all designated European states. No immediate compliance actions are required, though companies developing similar VRP solutions may need to evaluate potential infringement risks.
What to do next
- Review patent claims to assess potential infringement exposure in VRP/annealer-based logistics solutions
- Evaluate licensing requirements if developing similar technology in designated European states
- Document freedom-to-operate analysis for annealing-based routing optimization
- Monitor related Fujitsu patent portfolio for future filings in this technology area
Source document (simplified)
VEHICLE ROUTING PROBLEM (VRP) SOLUTION USING ANNEALER-BASED SOLVERS
Publication EP4336427A1 Kind: A1 Mar 25, 2026
Applicants
Fujitsu Limited
Inventors
USHIJIMA-MWESIGWA, Hayato, SHATI, Pouya, GHOSH, Indradeep
IPC Classifications
G06Q 10/047 20230101AFI20240125BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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