Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7039893 | System and method for implementing configurable finite state machine | — | 2006-05-02 |
| 6131061 | Apparatus and method for preventing underdigging of a work machine | John D. Duffy, Mark Hawkins, Steven J. Zmuda | 2000-10-10 |
| 6032093 | Apparatus and method for restricting implement movement of a work machine | Mark Hawkins, Ronald J. Penick, Steve J. Zmuda | 2000-02-29 |
| 5564274 | Cold oil protection circuit for a hydraulic system | Mark Hawkins, David R. Meinhold, Steven J. Zmuda | 1996-10-15 |