Cobra - based in USA
Founded more than 50 years ago, Cobra Electronics Corporation produces mobile electronic equipment and has it's headquarts in Chicago, Illinois with international offices in Dublin, Ireland and Hong Kong.
Cobra Electronics Corporation
6500 West Cortland Street
Chicago, IL 60707
Inverters - A range of 12V inverters with outputs from 400 to 2500 watts at 120 volts.
Location of Cobra website - http://www.cobra.com