Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8631650 | Hydraulic system and method for control | Michael T. Verkuilen, John J. Krone, James A. Aardema | 2014-01-21 |
| 8171895 | Coolant flow control system and method | Chris J. Scolton | 2012-05-08 |
| 7926267 | Hystat transmission having pressure override control | Hyppolite Kuissi, Sandeep John Verghese, Balbahadur Singh | 2011-04-19 |
| 6609369 | System and method of pressure compensation for electro hydraulic control systems | Michael Schwab, Jiao Zhang | 2003-08-26 |
| 6446433 | Hydraulic control system for improving pump response and dynamic matching of pump and valve | Bradford J. Holt, John J. Krone, Michael A. Cobo | 2002-09-10 |
| 6357276 | System and method for calibrating a independent metering valve | Dennis J. Hausman | 2002-03-19 |
| 6257118 | Method and apparatus for controlling the actuation of a hydraulic cylinder | R. Carl Wilbur, John D. Duffy | 2001-07-10 |
| 6199378 | Off-setting rate of pressure rise in a fluid system | James A. Aardema, Thomas J. Hajek, Jr., Edward William Mate, Vincent Triffaux | 2001-03-13 |
| 6173572 | Method and apparatus for controlling a bypass valve of a fluid circuit | Michael A. Cobo | 2001-01-16 |
| 5960695 | System and method for controlling an independent metering valve | James A. Aardema | 1999-10-05 |
| 5947140 | System and method for controlling an independent metering valve | James A. Aardema | 1999-09-07 |
| 5878363 | Control to improve dump while lifting | — | 1999-03-02 |
| 5678470 | Tilt priority scheme for a control system | John J. Krone | 1997-10-21 |
| 5664477 | Control system for a hydraulic circuit | — | 1997-09-09 |