Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974137 | Quick coupler | Jeffrey M. Parker | 2015-03-10 |
| 6092616 | Cooling system for a skid steer loader | Andrew D. Burris, Timothy P. Graham, Jeffrey J. Griffith, Richard A. Naugle, Reid W. Waitt | 2000-07-25 |
| D419568 | Skid steer loader exterior design | Mirza Q. Baig, John R. Beaton, Jeffrey J. Griffith, Peter G. Knopp, Michael Mursch +3 more | 2000-01-25 |
| D405807 | Wheel loader exterior | James B. Amy, Alan A. Davidovich, Jeffrey A. Deneve, Owen S. Loughrin, Richard A. Naugle +4 more | 1999-02-16 |