Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806355 | Microencapsulation of living tissue and cells | Mattheus F. A. Goosen, Geraldine M. O'Shea | 1989-02-21 |
| 4797213 | Separation of Islets of Langerhans | John W. Parisius | 1989-01-10 |