Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709223 | Tracked compact utility loader | Ronald T. Keagle, Philip G. Stalpes | 2004-03-23 |
| 6460640 | Control system for compact utility loader | Ronald T. Keagle, Larry W. Schmidt | 2002-10-08 |
| D368914 | Fertilizer spreader hopper | Anthony N. Pink | 1996-04-16 |
| 5485963 | Granular fertilizer spreader | Nathan J. Friberg, Floyd D. Niskanen | 1996-01-23 |
| D359963 | Granular fertilizer spreader attachment for lawn mower | Anthony N. Pink, Nathan J. Friberg | 1995-07-04 |
| 5031840 | Adjustable radius sprinkler nozzle | Michael J. Grundy | 1991-07-16 |
| D310577 | Post light fixture | Jay J. Kakuk, Steven T. O'Brien | 1990-09-11 |
| 4682732 | Sprinkler with improved riser seal | — | 1987-07-28 |
| 4634052 | Adjustable arc sprinkler head | Glen Grizzle, Stephen L. Tyler | 1987-01-06 |
| 4609146 | Sprinkler with improved riser seal | — | 1986-09-02 |
| 4569485 | Mist emitter | — | 1986-02-11 |
| 4232505 | Dual element filament mower | — | 1980-11-11 |
| 4190954 | Cutting heads | — | 1980-03-04 |