Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8596078 | System and methods for actively controlling an HVAC system based on air cleaning requirements | Stephen P. Williams, Marwan Estiban | 2013-12-03 |
| 8146376 | System and methods for actively controlling an HVAC system based on air cleaning requirements | Stephen P. Williams, Marwan Estiban | 2012-04-03 |