Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958168 | Cooking exhaust hood ventilation system and related methods | Russell Robison, Michael Borntrager | 2018-05-01 |
| 9702566 | Cooking exhaust hood ventilation system and related methods | Russell Robison, Michael Borntrager | 2017-07-11 |
| 8939142 | Commercial kitchen exhaust system | Russell Robison, Kui-Chiu Kwok | 2015-01-27 |
| 8505530 | Commercial kitchen exhaust system | Russell Robison, Kui-Chiu Kwok | 2013-08-13 |