Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857159 | Data recording and display system | David L. Dickrell, Robert W. Keene, Ronald J. Mearek, Richard D. Rathe, Brian T. Rolli +4 more | 1999-01-05 |
| 5740044 | Torque limiting power take off control and method of operating same | Kevin D. Ehrenhardt, Prasad V. Parupalli, Thomas R. Sandborg | 1998-04-14 |
| 5642284 | Maintenance monitor system | Prasad V. Parupalli, David L. Dickrell, Robert W. Keene, Ronald J. Mearek, Richard D. Rathe +5 more | 1997-06-24 |
| 5611751 | Engine speed control and method for operating same | Kevin D. Ehrenhardt, Prasad V. Parupalli, Thomas R. Sandborg | 1997-03-18 |
| 5600558 | Data exception reporting system | Ronald J. Mearek, David L. Dickrell, Robert W. Keene, Richard D. Rathe, Brian T. Rolli +3 more | 1997-02-04 |