| 12304329 |
Electrical architecture for battery powered machine |
Matthew Hendrickson, Eric M. Andris, Dustin Craig Selvey, Igor Strashny |
2025-05-20 |
|
| 12140620 |
Electrical contact wear monitoring system |
Christopher A. Willey, Eric J. Ruth, Zachary R. Carter |
2024-11-12 |
$118,431,000 |
| 12060877 |
Hydraulic fracturing pump control system |
Suresh Baddam Reddy, Alexander C. Crosman, III, Lucas J Peterson |
2024-08-13 |
$259,526,000 |
| 11874314 |
Electrical contact wear monitoring system |
Christopher A. Willey, Eric J. Ruth, Zachary R. Carter |
2024-01-16 |
$114,817,000 |
| 9187079 |
Retarding system for an electric drive machine |
Nischol N. Antao, Michael D. Staub, Bryan Everett Copeland, Harold Dabbs |
2015-11-17 |
$20,298,000 |
| 8960812 |
Electrical retarding deration |
Jian Wang, Joanne Borchert |
2015-02-24 |
$11,040,000 |
| 8692647 |
Resistor grid assembly |
Gerald Brown |
2014-04-08 |
$20,900,000 |
| 8635000 |
Brake monitoring system |
Matthew Hendrickson, Alexander C. Crosman, III, Bo Xie |
2014-01-21 |
$35,685,000 |
| 8626368 |
Electric drive power response management system and method |
Matthew Hendrickson, Suresh Baddam Reddy |
2014-01-07 |
$13,108,000 |
| 8505464 |
Control strategy for providing regenerative electrical power to trolley line in trolley capable mining truck |
Brian Huber, Eric J. Ruth, Matthew Hendrickson |
2013-08-13 |
$54,966,000 |
| 8428805 |
Engine load management for traction vehicles |
Matthew Hendrickson, William J. Tate, Walter E. Earleson, Jeffrey E. Brand |
2013-04-23 |
$26,124,000 |
| 8410739 |
Method and apparatus for determining the operating condition of generator rotating diodes |
Matthew Hendrickson, Frederick Beach |
2013-04-02 |
$59,225,000 |
| 8253357 |
Load demand and power generation balancing in direct series electric drive system |
— |
2012-08-28 |
$41,827,000 |
| 8140206 |
Engine load management for traction vehicles |
Matthew Hendrickson, William J. Tate, Walter E. Earleson, Jeffrey A. Brand |
2012-03-20 |
$41,895,000 |
| 7996163 |
Method and apparatus for detecting a short circuit in a DC link |
Frederick Beach, Matthew Hendrickson |
2011-08-09 |
$19,824,000 |
| 7956762 |
Method and apparatus for power generation failure diagnostics |
Matthew Hendrickson, Frederick Beach |
2011-06-07 |
$120,746,000 |
