Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328758 | Particle-loaded nonwoven fibrous article for separations and purifications | Craig G. Markell, Paul E. Hansen, Nicholas R. Baumann | 1994-07-12 |
| 5300714 | Method of purifying saturated fluoroperhalocarbon liquids | Venkateswarlu Pothapragada, Robert B. Fletcher, Frederick E. Behr | 1994-04-05 |
| 5279742 | Solid phase extraction medium | Craig G. Markell, James D. Luedtke | 1994-01-18 |
| 5248428 | Article for separations and purifications and method of controlling porosity therein | William V. Balsimo, Robin E. Wright, Craig G. Markell | 1993-09-28 |
| 5238621 | Method of controlling porosity in a composite article | Robin E. Wright, William V. Balsimo, Craig G. Markell | 1993-08-24 |
| 5207915 | Separation method using controlled pore composite polytetrafluoroethylene article | Craig G. Markell, William V. Balsimo, Louis A. Errede | 1993-05-04 |
| 5147539 | Controlled pore composite polytetrafluoroethylene article | Craig G. Markell, William V. Balsimo, Louis A. Errede | 1992-09-15 |
| 5071610 | Method of making a controlled pore composite polytetrafluoroethylene | Craig G. Markell, William V. Balsimo, Louis A. Errede | 1991-12-10 |
| 5019232 | Medium for electrophoresis | Theresa Wilson, Louis C. Haddad | 1991-05-28 |
| 4971736 | Method of preparing composite chromatographic article | Steven J. St. Mary, Louis A. Errede | 1990-11-20 |
| 4906378 | Composite chromatographic article | Steven J. St. Mary, Louise A. Errede | 1990-03-06 |
| 4810381 | Composite chromatographic article | Steven J. St. Mary, Louis A. Errede, Peter W. Carr | 1989-03-07 |
| 4532219 | High frequency radiation-induced plasma analysis of volatile or non-volatile materials | John Stephen Marhevka | 1985-07-30 |