Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10456003 | Surface maintenance machine | Martin L. Dickrell, Ronald W. Lehman, Kyle D. Sedam, Jacob L. Stock, Michael M. Dimovski | 2019-10-29 |
| 7520017 | Street sweeper recirculation flap | Gregory J. Engel | 2009-04-21 |
| 7281625 | Self cleaning conveyor | Joseph K. Krueger | 2007-10-16 |
| 7159706 | Self cleaning conveyor with roller scraper and debris reduction skirt | Joseph K. Krueger | 2007-01-09 |
| 7073661 | Self cleaning conveyor with roller scraper and debris reduction skirt | Joseph K. Krueger | 2006-07-11 |
| 6877180 | Street sweeper main broom cutoff flap | Archie A. Weidner | 2005-04-12 |
| 5515568 | Scrubbing machine having offset cylindrical brushes | Warren L. Larson, Michael L. Blehert, Robert A. Geyer | 1996-05-14 |
| 5483718 | Floor scrubbing machine having impact energy absorption | Michael L. Blehert, Robert A. Geyer | 1996-01-16 |