Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10238777 | Hydrophobic porous non mechanical valve for medical suction device | Guoqiang Mao | 2019-03-26 |
| 6710093 | Immobilized ion exchange materials and processes for making the same | Li Yao, George Greene | 2004-03-23 |