Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11046349 | Method of driving a sliding tool on ice-surface | Wenli Song, Zhipeng Li, Ping Zhang, Ruizhu Yang, Yangyang Yu +2 more | 2021-06-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11046349 | Method of driving a sliding tool on ice-surface | Wenli Song, Zhipeng Li, Ping Zhang, Ruizhu Yang, Yangyang Yu +2 more | 2021-06-29 |