Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345003 | Automatic side broom strike pattern positioning system for a street sweeping machine | Alston Roberson, Felix W. Crunk, III, Sean E. Howley | 2025-07-01 |
| 11572667 | Roadway sweeper with multiple sweeping modes | Dale D. Glubrecht, Felix W. Crunk, III, Ronald J. Schrimsher, Sean H. Howley, Jared N. Berke +1 more | 2023-02-07 |
| 10711416 | Roadway sweeper with multiple sweeping modes | Dale D. Glubrecht, Felix W. Crunk, III, Ronald J. Schrimsher, Sean H. Howley, Jared N. Berke +1 more | 2020-07-14 |
| 7424767 | Street sweeper with litter hose | Peter J. McDonough | 2008-09-16 |