Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9919721 | Front suspension system having overload protection | Hui Liu, Jibo Liu | 2018-03-20 |
| 9902408 | Vertical spring support device for coupler | Hui Liu, Hai Zhao | 2018-02-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9919721 | Front suspension system having overload protection | Hui Liu, Jibo Liu | 2018-03-20 |
| 9902408 | Vertical spring support device for coupler | Hui Liu, Hai Zhao | 2018-02-27 |