Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997117 | Electrically controlled hydraulic valve calibration method and system | Benjamin Yoo, Aleksandar Egelja, Tonglin Shang, Matthew J. Beschorner | 2011-08-16 |
| 7908852 | Control system for recovering swing motor kinetic energy | Pengfei Ma, Michael Schwab, Tonglin Shang, Kalpesh Patel | 2011-03-22 |