Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648206 | Lyophilization of cells | Christine M. Williams | 1997-07-15 |
| 5641637 | Method of preparing lyophilized and frozen cell standards | Robert M. Hudak, Iris Williams, Vijay Adda | 1997-06-24 |