Patents/Assignees

Greenheck Fan Corporation

7 patents in portfolio

US12595806utility2026
Efficient Fan Assembly
0 cites
US12253096utility2025
Fan Assembly
0 cites
US12085299utility2024
Airflow Balancing Valve for HVAC Systems
0 cites
US11971047utility2024
Efficient Fan Assembly
0 cites
US11913460utility2024
Exhaust Fan
0 cites
US11892098utility2024
Airflow Balancing Valve with Actuator
0 cites
US11668314utility2023
Efficient Fan Assembly
0 cites