Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7669667 | Aerator with assembled multi-part crankshaft | Michael J. Gilberg, Gerald J. Pomerening | 2010-03-02 |
| 7600573 | Tine holder for turf aerator | Thomas F. Langworthy | 2009-10-13 |
| 7472759 | Aerator with shortened coring head depth | — | 2009-01-06 |
| 7293612 | Walk aerator with ground following coring head | Gerald J. Pomerening | 2007-11-13 |
| 7096969 | Walk aerator with inboard wheels | Jackie R. Gust, Michael J. Gilberg, Gerald J. Pomerening | 2006-08-29 |
| 6032441 | Triplex trim mower with laterally adjustable cutting units | Jack R. Gust, Gordon R. Schmidt, Donald T. Lackner | 2000-03-07 |
| 5745947 | Automatic debris retrieval system | Kaibai Liu, Charles C. Holley | 1998-05-05 |
| 5744701 | Electronic liquid leak detector | Daniel E. Peterson, Dana R. Lonn | 1998-04-28 |
| 5364114 | Vehicle steering and suspension system | — | 1994-11-15 |
| RE34018 | Heating coil assembly | John M. Svendsen | 1992-08-04 |
| 4854112 | Turf maintenance apparatus | Charles C. Holley, Michael N. Zenner | 1989-08-08 |
| 4683370 | Hot air gun with air directing housing | John M. Svendsen | 1987-07-28 |
| 4636617 | Heating coil assembly for a heavy duty hot air blower | John M. Svendsen, Verne James Morand | 1987-01-13 |
| 4325211 | Floating deck for rider mower | Robert Witt | 1982-04-20 |
| 4246803 | Traction control mechanism for hydrostatic transmission | David S. Klis | 1981-01-27 |
| 4223771 | Brake clutch | — | 1980-09-23 |