Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5029437 | Mower deck outrigger suspension | — | 1991-07-09 |
| 4982762 | Hydraulic lift with weight transfer | Michael Chun-chieh Lee, Robert N. Behrens, Lloyd A. Wykhuis, Dix S. Montogomery | 1991-01-08 |
| 4974711 | Brake and clutch control | Rudolph A. Peterson, Jr., Barry Michael Hough | 1990-12-04 |
| 4930593 | Pivoting seat structure for a front mounted mower | James A. Swartzendruber | 1990-06-05 |
| 4920732 | Hydraulic lift with weight transfer | Michael Chun-chieh Lee, Robert N. Behrens, Lloyd A. Wykhuis, Dix S. Montgomery | 1990-05-01 |
| 4919215 | Hitch with anti-sway link | Michael Chun-chieh Lee | 1990-04-24 |
| 4838101 | Power take-off shaft stabilizer unit | Edward C. Kruel | 1989-06-13 |
| 4671395 | Power take-off brake and clutch actuation assembly | Robert N. Behrens | 1987-06-09 |
| 4640378 | Power take-off system and isolation mounting therefor | David K. Stricker | 1987-02-03 |
| 4289224 | Independent wheel drive | — | 1981-09-15 |
| 4270032 | Combined safety lever and ignition interlock switch | — | 1981-05-26 |
| 4224996 | Control mechanism for a walk-behind rotary tiller | — | 1980-09-30 |
| 4212364 | Drive axle support frame for a walk-behind, self-propelled lawn mower | — | 1980-07-15 |