Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502454 | Furnace for a rooftop unit | — | 2019-12-10 |
| 10247430 | HVAC unit with hot gas reheat | Norman J. Blanton, Stephen B. Pickle | 2019-04-02 |
| 10174958 | HVAC unit with hot gas reheat | Norman J. Blanton, Stephen B. Pickle | 2019-01-08 |