Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294441 | Avirulent microbes and uses therefor: salmonella typhi | — | 1994-03-15 |
| 4968619 | Modified microorganisms and method of preparing and using same | — | 1990-11-06 |
| 4888170 | Vaccines obtained from antigenic gene products of recombinant genes | — | 1989-12-19 |
| 4190495 | Modified microorganisms and method of preparing and using same | — | 1980-02-26 |