Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707542 | Immunogenic HbsAg derived from transformed yeast | Arthur J. Friedman, E. Dale Lehman, William J. McAleer, Ted F. Schaefer, Edward M. Scolnick | 1987-11-17 |
| 4349539 | Separation of hepatitis B surface antigen | — | 1982-09-14 |