Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863469 | Method and apparatus for expanding nerve tissue | Allen L. VanBeek, William J. Eastman | 1989-09-05 |
| 4803029 | Process for manufacturing an expandable member | William J. Eastman | 1989-02-07 |