Dallas-Fort Worth ranked No. 9 for patents out of 250 metros. Patents granted include: Vinli's cloud-integrated vehicle platform, Bank of America's network device spoofing detection, BizNet Software's smart data engine system, Blue Calypso's advertising distribution through mobile social gaming, CareFusion 303's methods for managing a return of medication, NxGen Partners' system for signal penetration into a building, PACCAR's augmented reality system for vehicle blind spot prevention, Platform Manufacturing Group's modular stair system, State Farms' vehicle image and sound data gathering for insurance rating purposes, USAA's low-bandwidth information distribution, and Verizon's traffic monitoring systems and methods.