Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518619 | Material conveying device and scraper | Xiaofeng Zhang, Lanying Ma, Xiaoqi Zhang | 2022-12-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518619 | Material conveying device and scraper | Xiaofeng Zhang, Lanying Ma, Xiaoqi Zhang | 2022-12-06 |