Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D838428 | Conveyor pulley | Paul John Ross, Alberto Chamorro, Dennis Grizzell, Jeffery Carlisle | 2019-01-15 |
| 10124964 | Spiral clean pulley | Paul John Ross, Alberto Chamorro, Dennis Grizzell, Jeffery Carlisle | 2018-11-13 |