Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5861160 | Isospora suis sporozoite antigen | Douglas P. Quick, C. Joseph Welter, Lisa M. Welter, Ann M. Steger | 1999-01-19 |
| 5283172 | Type-C rotavirus cultures and uses therefor | David M. Chambers, C. Joseph Welter | 1994-02-01 |
| 5147639 | Type-C rotavirus cultures and uses therefor | David M. Chambers, C. Joseph Welter | 1992-09-15 |