Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364041 | Mid-axle suspension | — | 2002-04-02 |
| 6354615 | Vehicle having a torsional suspension and torsional joint | Richard T. Cairns, Rodney W. Woock, Dennis J. Berndt | 2002-03-12 |
| D445066 | Vehicle | Darrell W. Hinklin, Bart T. Ellson, Richard T. Cairns, Jonathan P. Van Dore, Kenneth R. Parker | 2001-07-17 |
| 5009270 | Earthworking machine with single handle for adjusting and locking blade depth | — | 1991-04-23 |