ClearSign Technologies Corporation (NASDAQ:CLIR) Q4 2019 Earnings Conference Call March 12, 2020 5:00 PM ET Company Participants Matthew Selinger - Investor Relations Jim Deller - President & Chief Executive Officer Brian Fike - Chief Financial Officer Conference Call Participants Operator Good day and welcome to the ClearSign Technologies' Fourth Quarter and Full Year 2019 Conference call. All participants will be in listen-only mode. [Operator Instructions] After today's presentation, there will be an opp ...