Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8377183 | High cleaning efficiency room air cleaner with slim profile | Ross L. Cowie, Rudy A. Vandenbell, David Harris | 2013-02-19 |
| 8083840 | High cleaning efficiency room air cleaner with slim profile | Ross L. Cowie, Rudy A. Vandenbell, David Hards | 2011-12-27 |
| D614276 | Room air cleaner | David Harris, Rudy A. Vandenbelt | 2010-04-20 |