Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658583 | Apparatus and methods for improved noninvasive dermal administration of pharmaceuticals | Hao Zhang | 1997-08-19 |
| 5645645 | Method and apparatus for plasma treatment of a surface | Jes Asmussen | 1997-07-08 |