Issued Patents 2016
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458604 | Hybrid apparatus and method for hydraulic systems | Michael Schwab, Pengfei Ma | 2016-10-04 |
| 9388828 | Hydraulic control system having swing motor energy recovery | Bryan J. Hillman, Lawrence C. Tognetti, Peter Spring, Rustu Cesur, Tonglin Shang | 2016-07-12 |
| 9388829 | Hydraulic control system having swing motor energy recovery | Lawrence J. Tognetti, Pengfei Ma, Dayao Chen, John Ferraz, Jr., Tetsuya Yoshino | 2016-07-12 |
| 9328744 | Hydraulic control system having swing energy recovery | Rustu Cesur, Lawrence J. Tognetti, Pengfei Ma, Tonglin Shang | 2016-05-03 |
| 9290912 | Energy recovery system having integrated boom/swing circuits | Gang Wen, Pengfei Ma, Tonglin Shang | 2016-03-22 |
| 9290911 | Energy recovery system for hydraulic machine | Pengfei Ma, Tonglin Shang, Dayao Chen, Gang Wen | 2016-03-22 |
| 9279236 | Electro-hydraulic system for recovering and reusing potential energy | Pengfei Ma, Tonglin Shang, Gang Wen, Bryan E. Nelson, Dayao Chen | 2016-03-08 |
| 9261118 | Boom cylinder dig flow regeneration | Pengfei Ma, Vickram Murugesan, Tonglin Shang, Bryan J. Hillman | 2016-02-16 |