Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527337 | Bioabsorbable stent and method of making the same | Richard S. Stack, Howard Clark, William F. Walker | 1996-06-18 |
| 4867156 | Percutaneous axial atheroectomy catheter assembly and method of using the same | Richard S. Stack | 1989-09-19 |