Segment disclosures

Company overview

RESEARCH FRONTIERS INC

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

1 dimension combinations 4 retained observations 2 reported periods

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

Single Reportable Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=REFR:SingleReportableSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3086346 USD20260806Open filing evidence
2026-01-01 – 2026-06-30222665 USD20260806Open filing evidence
2025-04-01 – 2025-06-30129904 USD20260806Open filing evidence
2025-01-01 – 2025-06-30689680 USD20260806Open filing evidence