Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937858 | Hitch assembly and tractor scraper using same | — | 2011-05-10 |
| 7900740 | Method for adjusting a wheel axis of rotation of a scraper and actuation mechanism therefor | — | 2011-03-08 |
| 6822347 | Service control for work machine | — | 2004-11-23 |
| 6536419 | Method and apparatus for preheating of combustion air for an internal combustion engine | — | 2003-03-25 |
| 4392657 | Belleville spring loaded seal | — | 1983-07-12 |
| 4262914 | End face seal assembly | — | 1981-04-21 |
| 4257621 | Vehicle hitch and drawbar assembly | Carl P. Adams | 1981-03-24 |
| 4195852 | End face seal assembly | James R. Sturges | 1980-04-01 |
| 4191431 | Track-type vehicle undercarriage and link assembly | Roy L. Maguire | 1980-03-04 |
| 4185391 | Sprocket wear template | — | 1980-01-29 |