Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10024341 | Hydraulic hybrid swing drive system for excavators | Hao Zhang, Jeff Cullman, Raymond Collett, James Howland, Nick White | 2018-07-17 |
| 9777464 | Variable load sense open center hybrid system | Jarmo Harsia | 2017-10-03 |