Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9826821 | Broom and manufacturing method thereof | Mengyi Cao, Yuwei Wang, Junsheng Cao, Chen Chen | 2017-11-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9826821 | Broom and manufacturing method thereof | Mengyi Cao, Yuwei Wang, Junsheng Cao, Chen Chen | 2017-11-28 |