Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11073189 | Pre-compression type emergency air spring assembly | Duomin Nong, Canhui CHEN, Haitao Cheng, Jun Zhou, Qiang Chen +3 more | 2021-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11073189 | Pre-compression type emergency air spring assembly | Duomin Nong, Canhui CHEN, Haitao Cheng, Jun Zhou, Qiang Chen +3 more | 2021-07-27 |