Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8037880 | Dry powder inhaler | Jingxu Zhu, Yingliang Ma, Hui Zhang | 2011-10-18 |
| 6684917 | Apparatus for volumetric metering of small quantity of powder from fluidized beds | Jesse Zhu, Ying Ma, Hui Zhang | 2004-02-03 |