Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7798027 | Power takeoff and gearbox | DuWayne E. Paul, DuWayne R. Cookman, Shawn M. Green, Patrick W. Kruper | 2010-09-21 |
| 7101143 | Traffic cone retrieving device for removing traffic cones from roadway surfaces | Merwin Anderson, Jamie Zimmerman, Bertrum England, George Hammond, Jeffrey Arnold Wilkens | 2006-09-05 |
| 7011328 | Transversely extending pivotal hitch mechanism | Jeffrey Rogers, Brad Anderson, Jeffrey Arnold Wilkens | 2006-03-14 |
| 6908257 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2005-06-21 |
| 6902350 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2005-06-07 |
| 6902348 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2005-06-07 |
| 6902349 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2005-06-07 |
| 6896444 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2005-05-24 |
| 6832871 | Collated road marker assembly, and system and method for automatically applying collated road markers to roadway surfaces | Calice G. Courneya | 2004-12-21 |
| 6726434 | Traffic cone setting devices for depositing traffic cones onto roadway surfaces | Merwin Anderson, Jamie Zimmerman, Bertrum England, Brad Anderson, Jeffrey Arnold Wilkens | 2004-04-27 |
| 6712548 | Temporary raised pavement marker (TRPM) applicator machine for automatically applying pavement markers to road surfaces | Jeffrey Rogers, Brad Anderson, Jeffrey Arnold Wilkens | 2004-03-30 |
| 6685389 | Machine for automatically removing the protective coverings from temporary raised pavement markers (TRPMs) | Michael Christensen, John Glawe, Jeffrey Arnold Wilkens | 2004-02-03 |