Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6200474 | Cast membrane structures for sample prepartion | William Kopaciewicz, Donald G. Sheer, Todd E. Arnold | 2001-03-13 |
| 6048457 | Cast membrane structures for sample preparation | William Kopaciewicz, Donald G. Sheer, Todd E. Arnold | 2000-04-11 |
| 5037457 | Sterile hydrophobic polytetrafluoroethylene membrane laminate | Paul S. Goldsmith, Claire M. Carey, Donald E. Keeley | 1991-08-06 |