PHOENIX--(BUSINESS WIRE)--Electric Transportation Engineering Corporation (eTec), a subsidiary of ECOtality, Inc. (OTCBB: ETLY), a leader in the clean electric transportation and storage technologies, announced today it has been awarded a patent for its Bridge Power Manager (BPM) by the United States Patent and Trademark Office. The BPM provides cost effective means to share power with existing electric circuits for eTec’s Minit-Charger™ line of fast charge systems. “The BPM ta
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