Scott D. Madden

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St. Petersburg, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Airflow balancing valve for HVAC systems
- Patent number 12,085,299
- Issue date Sep 10, 2024
- Greenheck Fan Corporation
- James P. Ashton
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Airflow balancing valve for HVAC systems
- Patent number 11,281,239
- Issue date Mar 22, 2022
- Metal Industries, LLC
- James P. Ashton
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Airflow balancing valve for HVAC systems
- Patent number 11,054,846
- Issue date Jul 6, 2021
- MI VALVE, LLC
- James P. Ashton
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Airflow balancing valve for HVAC systems
- Patent number 10,203,703
- Issue date Feb 12, 2019
- MI VALVE, LLC
- James P. Ashton
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Airflow Balancing Valve for HVAC Systems
- Publication number 20220147068
- Publication date May 12, 2022
- Metal Industries, LLC
- James P. Ashton
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Airflow Balancing Valve for HVAC Systems
- Publication number 20190286170
- Publication date Sep 19, 2019
- MI VALVE, LLC
- James P. Ashton
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Airflow Balancing Valve for HVAC Systems
- Publication number 20190129451
- Publication date May 2, 2019
- MI VALVE, LLC
- James P. Ashton
- G05 - CONTROLLING REGULATING
Information Patent Application
AIRFLOW BALANCING VALVE FOR HVAC SYSTEMS
- Publication number 20150253781
- Publication date Sep 10, 2015
- AUTOMATIC AIRFLOW BALANCING LLC
- James P. Ashton
- F24 - HEATING RANGES VENTILATING