Brown, G. G. and Washburn, A. R., 2017, "Method and System for Determining Shortest Oceanic Routes," awarded U.S. Patent 9,541,401 January 10.

Brown, G. G., Kline, J., Rosenthal, R., and Washburn, A. R., 2007, "Steaming on Convex Hulls," Interfaces, 37, pp. 342-352. (Awarded U.S. Patent 8,050,849 B1, "Mixed Mode Fuel Minimization" November 1, 2011.)