Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6194210 | Hepatitis A virus culture process | Frank S. Leu | 2001-02-27 |
| 5721120 | Method of disrupting cultured cells using an impinging jet device | Frank S. Leu | 1998-02-24 |
| 5175093 | Bioactive cells immobilized in alginate beads containing voids formed with polyethylene glycol | — | 1992-12-29 |