Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290765 | Method of protecting biological materials from destructive reactions in the dry state | Aldo C. Leopold | 1994-03-01 |
| 5200399 | Method of protecting biological materials from destructive reactions in the dry state | Aldo C. Leopold | 1993-04-06 |