6. A123 Systems LLC #DetroitNews

Leslie Green Special to Crain's Detroit Business - Top executive: Jason Forcier, CEO Patents in 2015: 13 Score: 123.96 A123 Systems develops and manufactures nanophosphate lithium iron phosphate batteries, nickel manganese cobalt technology for plug-in vehicles, energy storage systems, and high-performance motorsports cells for racing teams, including the Porsche 919 hybrid. The company ranked No. 13 last year. In conjunction with the Department of Energy, A123 recently was awarded patents related to performance improvements to electrochemical

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