Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10190275 | Pavement sweeper with conveyor lift-out drop-in system | Edward B. Stell, Jodie R. Wallace | 2019-01-29 |
| 9353492 | Pavement sweeper with conveyor lift out drop in system | Edward B. Stell, Jodie R. Wallace | 2016-05-31 |