Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852568 | Method and apparatus for sealing an opening in tissue of a living being | — | 1989-08-01 |
| 4795438 | Method and apparatus for forming a restriction in a vessel, duct or lumen | John E. Nash | 1989-01-03 |