Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663535 | Sound attenuator for HVAC systems | Thinakorn Assarattanakul | 1997-09-02 |
| 5486140 | Variable air volume terminal unit with exterior insulation | Thomas A. Abbott, Stephen Cooley | 1996-01-23 |