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Energy Focus Awarded Patent for RedCap® Emergency Battery Backup LED Lamp

Energy Focus, Inc.  (EFOI) 
Last energy focus, inc. earnings: 3/19 08:30 am Check Earnings Report
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PDF SOLON, Ohio, May 07, 2019 (GLOBE NEWSWIRE) -- Energy Focus, Inc. (NASDAQ:EFOI), a leader in LED lighting technologies, has been awarded US Patent 10,236,716 for the Re [Read more]