Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10206321 | Aerator with variable delay of coring head | Chris M. Georgoulias, Marquez Perkins | 2019-02-19 |
| 9510497 | Aerator with active turf calibration of ground sensor | Loren A. Zabel, Marquez Perkins, Zackary P. Sipper | 2016-12-06 |
| 8925643 | Aerator with coring depth adjustment | Chris M. Georgoulias, Bradley P. Aldridge, Shane D. Simon, Allen J. Takes, Randall G. Peters | 2015-01-06 |
| 8844645 | Aerator hole spacing control | Bradley P. Aldridge, Shane D. Simon | 2014-09-30 |
| 7971416 | Mounting hydraulic motor on mower deck | Jeffrey David Witwer, James Edward Muse, Roger Howard Tesch, John L. Bocksnick | 2011-07-05 |
| 7370718 | Hood with integral air duct | Jeffrey David Witwer, Jennifer Lynn Jaramillo, Roger Howard Tesch, John L. Bocksnick | 2008-05-13 |
| 6823955 | 360 degree air intake screen | Neil Vincent Harber, Robert A. Henson, Jennifer Lynn Jaramillo, Jeffrey David Witwer | 2004-11-30 |