Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360493 | Modular pallet and method | Michael Hummel, John P. Conner, Gregory D. Dobie | 2008-04-22 |
| 5295474 | Combustion grate with rods for pellet fueled stove | Oliver J. Whitfield, Phillip W. Robertson, Abbas Dadkhah-Nikoo | 1994-03-22 |
| 5137010 | Combustion grate for pellet fueled stove | Oliver J. Whitfield, Phillip W. Robertson | 1992-08-11 |