Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804628 | Hollow fiber cell culture device and method of operation | Robert D. Walker, Micheal Gruenberg | 1989-02-14 |
| D297620 | Multi-port cap fitting for a flask | William Roth Martin, William H. Harm | 1988-09-13 |