Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143432 | Combined ventilation and illumination system | Ryan Revers | 2021-10-12 |
| 11054145 | Downdraft ventilation systems and methods | Kurt Limberg, Brent Lillesand, Marjorie Schwanke | 2021-07-06 |