Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6082083 | Ground speed control system | Philip G. Stalpes, Larry W. Schmidt, Richard A. Thorud, Nathan J. Friberg | 2000-07-04 |
| 5205112 | Multi-bladed mulching/bagging mower | James R. Baumann | 1993-04-27 |
| 5090183 | Discharge chute blocking device for a rotary lawn mower | Richard A. Thorud | 1992-02-25 |
| 5083387 | Removable snowthrower chute | James R. Baumann | 1992-01-28 |
| 5042238 | Riding lawn mower | Donald M. White, III, Richard A. Thorud | 1991-08-27 |
| 4909365 | Freewheeling clutch and implement employing same | David J. Scherbring | 1990-03-20 |
| 4908968 | Snowthrower with resilient impeller | Richard A. Thorud | 1990-03-20 |
| 4584771 | Line metering apparatus | — | 1986-04-29 |
| 4403466 | Lawn mower engine oil drain | Richard A. Thorud, James R. Baumann | 1983-09-13 |
| 4326145 | Compression relief adapter | Leslie W. Foster | 1982-04-20 |
| 4282653 | Cutting element for vegetation line trimmers | Robert C. Comer | 1981-08-11 |
| 4250695 | Powered lawn care and cultivating implement | Robert C. Comer | 1981-02-17 |
| 4204738 | Electrical connector retaining device | — | 1980-05-27 |