Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10092152 | Sweeper with a skirt assembly | Brett A. Scott | 2018-10-09 |
| 8458855 | Hopper assembly with filter module for surface maintenance machine | — | 2013-06-11 |
| 8256061 | Filter shaker assembly for sweeping machine | Michael T. Basham, Michael S. Ardito, Richard W. Wellens | 2012-09-04 |
| 7120961 | Brush wear adjustment system and method | Steven L. Boomgaarden, Robert Erko, Scott Kroll | 2006-10-17 |
| 7024719 | Sweeper drag shoe | — | 2006-04-11 |
| 6892414 | Street sweeper drag shoe | — | 2005-05-17 |
| 5884353 | Sweeper with hopper heat shield | David W. Berg | 1999-03-23 |
| 5276933 | Damage resistant recirculation flap | Robert D. Hennessey | 1994-01-11 |
| 5231725 | No-tool brush changing means | Robert D. Hennessey | 1993-08-03 |
| 5207289 | Foot pedal with angular adjustment | — | 1993-05-04 |