ClearSign Combustion Corporation (NASDAQ:CLIR) Q1 2019 Earnings Conference Call May 8, 2019 5:00 PM ET Company Participants Matthew Selinger - Investor Relations Rob Hoffman - Chairman of the Board Jim Deller - Chief Executive Officer Brian Fike - Chief Financial Officer Conference Call Participants Robert Kecseg - Las Colinas Capital Management. Operator Good afternoon, and welcome to the ClearSign Combustion First Quarter 2019 Conference Call. All participants will be in listen-only mode. [Operator Instru ...