The parties accused SolarCity of gaining undue advantage of Cogenra's Shingling technology that helps in manufacturing high-efficiency commercially viable solar panels.
The 13th straight quarterly loss for the Silicon Valley electric carmaker underscores the financial hurdles that hamper it while it takes on increasingly ambitious goals.
The solar systems will be sold under the premium Tesla brand, which is seeking to expand its target market with a $35,000 electric vehicle called the Model 3 that it will begin delivering late next year.
