Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7017674 | Method of changing operating characteristics of an implement | James M. Bell, Paul A. Dvorak, Mark Andrew Sporer | 2006-03-28 |
| 6186260 | Arm rest/seat switch circuit configuration for use as an operational state sensor for a work machine | Steven T. Ufheil | 2001-02-13 |
| 6135230 | Interlock control system for a work machine | W. Chris Swick, Steven T. Ufheil, Reid W. Waitt | 2000-10-24 |
| 6062331 | Auxiliary hydraulic control system for a work machine | Timothy William Grunow, II, Steven T. Ufheil | 2000-05-16 |
| 4936429 | Indexing device for a vehicular steering assembly | John P. Mackoway | 1990-06-26 |