| 6210574 |
System for separation of nucleated fetal erythrocytes from maternal blood samples |
David W. Sammons, Joseph G. Utermohlen, Rizwan Sharnez |
2001-04-03 |
| 5948278 |
System and method for enrichment of rare cell population from whole blood samples |
David W. Sammons, Michael T. Manley, Joseph G. Utermohlen |
1999-09-07 |
| 5906724 |
Apparatus for separation of nucleated blood cells from a blood sample |
David W. Sammons, Joseph G. Utermohlen, Rizwan Sharnez |
1999-05-25 |
| 5676849 |
Method for enrichment of fetal cell population from maternal whole blood samples |
David W. Sammons, Michael T. Manley, Joseph G. Utermohlen |
1997-10-14 |
| 5662813 |
Method for separation of nucleated fetal erythrocytes from maternal blood samples |
David W. Sammons, Joseph G. Utermohlen, Rizwan Sharnez |
1997-09-02 |
| 5336387 |
Electrical separator apparatus and method of counterflow gradient focusing |
Ned B. Egen, David W. Sammons |
1994-08-09 |
| 5173164 |
Multi-modality electrical separator apparatus and method |
Ned B. Egen, David W. Sammons, Rizwan Sharnez |
1992-12-22 |
| 4897169 |
Process and apparatus for recycling isoelectric focusing and isotachophoresis |
Milan Bier |
1990-01-30 |