Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746231 | Range exhaust cleaning system and method | David Alan Kellogg, Ryan Dietrich Bruns | 2014-06-10 |
| 8316839 | Range exhaust cleaning system and method | David Alan Kellogg, Ryan Dietrich Bruns | 2012-11-27 |
| 7832391 | Range exhaust cleaning system | David Alan Kellogg, Ryan Dietrich Bruns | 2010-11-16 |