Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5917017 | Diphtheria toxin vaccines bearing a mutated R domain | R. John Collier, Wei Hai Shen, David S. Eisenberg | 1999-06-29 |
| 5843711 | Diphtheria toxin receptor-binding region | R. John Collier, David S. Eisenberg, Haian Fu | 1998-12-01 |