Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11802650 | Methods and materials to universally fit duct liner insulation for oval HVAC duct systems | Thomas John Fellinger, Ames Kulprathipanja, Brennan Hall | 2023-10-31 |
| 11333287 | Methods and materials to universally fit duct liner insulation for oval HVAC duct systems | Thomas John Fellinger, Ames Kulprathipanja, Brennan Hall | 2022-05-17 |
| 10782046 | Methods, materials, and equipment to form improved fit duct liner insulation for round and oval HVAC duct systems | Thomas John Fellinger, Brennan Hall, Ames Kulprathipanja, Eric Adamczyk | 2020-09-22 |