Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D815268 | Removable base rail section for a replacement rooftop unit (RTU) | David Mackey, Nick Chabolla, H. Gene Havard | 2018-04-10 |
| 6734794 | Alarm control algorithm for multi-sourced alarms | Frank Sciabica | 2004-05-11 |