ClearSign Technologies (CLIR) - 2023 Q1 - Quarterly Report

2 Table of Contents ClearSign Technologies Corporation and Subsidiary Condensed Consolidated Statements of Stockholders' Equity (Unaudited) For the Three Months Ended March 31, 2023 and 2022 | --- | --- | --- | --- | --- | --- | --- | --- | --- | |-----------------------------------------------------------------------------------------|--------------------------|--------------------------|-------|-------------------------------------------|--------------------------------------------|----------------------- ...