Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069621 | Ridge vent apparatus | James McKee, Rick Parkinson, Nicholas Broeders, Gordon F. Olsen | 2011-12-06 |
| 8007016 | Grease interceptor latching and riser system and method of use thereof | Rick Parkinson, Stephen W. Hamilton | 2011-08-30 |