Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161640 | Multi-zone variable refrigerant flow heating/cooling unit | Kelly Gene Sprayberry, Joel John Williams, Charles Thomas Couch | 2018-12-25 |
| 10094578 | Dual pass air conditioning unit | — | 2018-10-09 |
| 10088178 | Multi-zone variable refrigerant flow heating/cooling unit | Kelly Gene Sprayberry, Joel John Williams, Charles Thomas Couch | 2018-10-02 |