Energy Focus Awarded Patent for RedCap® Emergency Battery Backup LED Lamp GlobeNewswire
SOLON, Ohio, May 07, 2019 (GLOBE NEWSWIRE) — Energy Focus, Inc. (NASDAQ:EFOI), a leader in LED lighting technologies, has been awarded US Patent …
Energy Focus Awarded Patent for RedCap® Emergency Battery Backup LED Lamp GlobeNewswire
SOLON, Ohio, May 07, 2019 (GLOBE NEWSWIRE) — Energy Focus, Inc. (NASDAQ:EFOI), a leader in LED lighting technologies, has been awarded US Patent …