Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11322320 | Switch | — | 2022-05-03 |
| 10415881 | Method and device for freeze-drying drug liposomes powder assisted by variable-frequency alternating-current electric field | Dawen Sun, Zhiwei Zhu, Xin'an Zeng, Qijun Wang, Zi Zhang | 2019-09-17 |