Issued Patents All Time
Showing 476–482 of 482 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284266 | Methods and apparatus for improved administration of fentanyl and sufentanil | Jie Zhang | 2001-09-04 |
| 6245347 | Methods and apparatus for improved administration of pharmaceutically active compounds | Jie Zhang | 2001-06-12 |
| 6207611 | Catalyst for hydrodemetalization of heavy oil | Suhua Sun, Weiping Fang, Jiahuan Wang, Guolin Wu, Jianan SUN +3 more | 2001-03-27 |
| 6193821 | Fine grain tantalum sputtering target and fabrication process | — | 2001-02-27 |
| 6071389 | Diffusion bonded sputter target assembly and method of making | — | 2000-06-06 |
| 5919479 | Noninvasive dermal anesthetics | Jie Zhang | 1999-07-06 |
| 5658583 | Apparatus and methods for improved noninvasive dermal administration of pharmaceuticals | Jie Zhang | 1997-08-19 |