Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12350632 | Impeller assembly and mixing apparatus | Qiao Shi, Yongcheng Xu, Shujuan Bai | 2025-07-08 |
| 12257559 | Device and apparatus for mixing and dispersing solid and liquid | Qiao Shi, Shujuan Bai | 2025-03-25 |