Research Frontiers(REFR) - 2023 Q2 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) of THE SECURITIES AND EXCHANGE ACT OF 1934 For the quarter ended June 30, 2023 Commission File Number 000-14893 RESEARCH FRONTIERS INCORPORATED (Exact name of registrant as specified in its charter) Registrant's telephone number, including area code (516) 364-1902 Securities registered pursuant to Section 12(b) of the Act: Title of Class Name of Exchange on Which Registered | DE ...