Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7802774 | Cooling tower air inlet and drain pan | Andre Helsen | 2010-09-28 |
| 7603774 | Cooling tower with direct and indirect cooling sections | Frank T. Morrison | 2009-10-20 |
| 7484718 | Cooling tower with direct and indirect cooling sections | Frank T. Morrison | 2009-02-03 |