Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773458 | Angiogenic tissue implant systems and methods | Ronald Stewart Hill, Robert C. Johnson, Laura Martinson, William D. Johnston | 2004-08-10 |
| 6702857 | Membrane for use with implantable devices | Mark C. Shults, Mark A. Tapsak | 2004-03-09 |