Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8099828 | External filter chamber | Kurt Clarence Adelman | 2012-01-24 |
| 7662199 | Cyclonic filter for surface maintenance machine | Richard W. Wellens, Michael T. Basham | 2010-02-16 |
| 7520378 | Chain driven conveyor having automatic tensioning street sweeping method and system | Craig Block | 2009-04-21 |
| 7488391 | Rotating brush optimizing method | — | 2009-02-10 |
| 7082639 | Brush optimizer | — | 2006-08-01 |
| 6507968 | Side skirt for a surface treating apparatus | — | 2003-01-21 |
| 6421870 | Stacked tools for overthrow sweeping | Michael T. Basham, Joseph F. D'Costa | 2002-07-23 |
| 5873138 | Lost motion foot pedal linkage | Robert A. Geyer | 1999-02-23 |