Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716445 | Hydrogel entrapping therapeutic agent and stent with coating comprising this | Yeli Zhang, Chih-Chang Chu | 2004-04-06 |
| 6709668 | Hydrogel-forming system with hydrophobic and hydrophilic components | Yeli Zhang, Chih-Chang Chu | 2004-03-23 |