Password Remember me Sapphire crystal growth technology company Rubicon Technology on Monday publicly displayed its disappointment with a major investor’s two nominations to Rubicon’s board of directors for an election to be decided at the company’s upcoming annual shareholder meeting. The contested nominations have launched a proxy battle for Rubicon’s future leadership . . .You must be a subscriber to The Texas Lawbook to access this content. Lost your password? Username Not a subscriber? Sign up for The Texas Lawbook.