Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11105529 | Multi-zone indoor climate control and a method of using the same | Douglas W. Durnil | 2021-08-31 |
| 11054160 | Simultaneous heating and cooling of multiple zones | Bradley D. Powell | 2021-07-06 |