Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835194 | Implantable devices and methods for treatment of pain by delivery of fentanyl and fentanyl congeners | Felix Theeuwes, Edward M. Gillis, Dana Litmanovitz, Barbara Laidlaw, James E. Brown +6 more | 2004-12-28 |
| 6689373 | Devices and methods for pain management | Felix Theeuwes | 2004-02-10 |
| 6541021 | Devices and methods for pain management | Felix Theeuwes | 2003-04-01 |