Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9388829 | Hydraulic control system having swing motor energy recovery | Jiao Zhang, Pengfei Ma, Dayao Chen, John Ferraz, Jr., Tetsuya Yoshino | 2016-07-12 |
| 9328744 | Hydraulic control system having swing energy recovery | Rustu Cesur, Pengfei Ma, Jiao Zhang, Tonglin Shang | 2016-05-03 |