Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599627 | Microencapsulation of drugs by solvent exchange | Yoon Yeo, Alvin Chen, Kinam Park | 2003-07-29 |
| 6513894 | Method and apparatus for producing drops using a drop-on-demand dispenser | Alvin Chen | 2003-02-04 |