Frio Patents

Patent portfolio assigned to Frio (verified via public assignee records). Estimated patent count: 3. Frio (CDL) builds IoT smart heat-trace controllers for commercial process heating / freeze protection. Patents confirmed via CB Insights (3 filed; topics: electrical engineering, resistive components, sensors). Competitors are the incumbent electric heat-tracing control players (nVent RAYCHEM, Thermon, Chromalox) per market analysis; not a head-to-head startup comparison.