Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041467 | Backflow preventer and engine EGR system | Wei Li, Junlong Liu, Zhijie Li, Jie Pan, Zuofeng Wang +1 more | 2021-06-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041467 | Backflow preventer and engine EGR system | Wei Li, Junlong Liu, Zhijie Li, Jie Pan, Zuofeng Wang +1 more | 2021-06-22 |