| 9897120 |
Hydraulic system having energy recovery |
Jiao Zhang, Tonglin Shang, Peter Spring, Pengfei Ma, Randal N. Peterson |
2018-02-20 |
| 9388828 |
Hydraulic control system having swing motor energy recovery |
Bryan J. Hillman, Jiao Zhang, Lawrence C. Tognetti, Peter Spring, Tonglin Shang |
2016-07-12 |
| 9328744 |
Hydraulic control system having swing energy recovery |
Lawrence J. Tognetti, Pengfei Ma, Jiao Zhang, Tonglin Shang |
2016-05-03 |
| 9206583 |
Void protection system |
Matthew J. Beschorner, Bryan A. Johnson, Brett J. Janson, Brandon Z. Barnes |
2015-12-08 |
| 9187878 |
Hydraulic control system having swing oscillation dampening |
Tonglin Shang, Bryan J. Hillman, Jiao Zhang |
2015-11-17 |
| 9145660 |
Hydraulic control system having over-pressure protection |
Randal N. Peterson, Aleksandar Egelja |
2015-09-29 |
| 9091286 |
Hydraulic control system having electronic flow limiting |
Jiao Zhang, Tonglin Shang, Bryan J. Hillman, Peter Spring, Lawrence J. Tognetti +1 more |
2015-07-28 |
| 9086081 |
Hydraulic control system having swing motor recovery |
Jiao Zhang, Pengfei Ma, Tonglin Shang, Bryan J. Hillman, Peter Spring +3 more |
2015-07-21 |
| 9068575 |
Hydraulic control system having swing motor energy recovery |
Jiao Zhang, Tonglin Shang, Peter Spring, Pengfei Ma, Randal N. Peterson |
2015-06-30 |
| 8813486 |
Hydraulic control system having cylinder stall strategy |
Grant S. Peterson, Randall T. Anderson, Jason L. Brinkman |
2014-08-26 |
| 8726647 |
Hydraulic control system having cylinder stall strategy |
Grant S. Peterson, Randall T. Anderson, Jason L. Brinkman |
2014-05-20 |
