Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5534260 | Percutaneous drug delivery system | Robert V. Petersen, Tsung-Min Hsu, Han-Chen Lee | 1996-07-09 |
| 5296222 | Percutaneous drug delivery system | Robert V. Petersen, Tsung-Min Hsu, Han-Chen Lee | 1994-03-22 |