Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613106 | Membrane electrode assemblies | Mark K. Debe, James M. Larson, Andrew J. Steinbach, Raymond J. Ziegler | 2003-09-02 |
| 6432571 | Membrane electrode assemblies | Mark K. Debe, James M. Larson, Andrew J. Steinbach, Raymond J. Ziegler | 2002-08-13 |
| 6428584 | Membrane electrode assemblies | Mark K. Debe, James M. Larson, Andrew J. Steinbach, Raymond J. Ziegler | 2002-08-06 |
| 6207251 | Reinforced particle-loaded fibrillated PTFE web | Lloyd R. White | 2001-03-27 |
| 6183668 | Membrane electrode assemblies | Mark K. Debe, James M. Larson, Andrew J. Steinbach, Raymond J. Ziegler | 2001-02-06 |
| 5910378 | Membrane electrode assemblies | Mark K. Debe, James M. Larson, Andrew J. Steinbach, Raymond J. Ziegler | 1999-06-08 |
| 5464117 | Separation-science membrane dispenser | — | 1995-11-07 |
| 5383573 | Separation-science membrane dispenser | — | 1995-01-24 |
| 5366632 | Glass microbead filter and method of filtering | Steven J. St. Mary | 1994-11-22 |
| 5328756 | Temperature sensitive circuit breaking element | Robin E. Wright | 1994-07-12 |
| 5248428 | Article for separations and purifications and method of controlling porosity therein | Donald F. Hagen, Robin E. Wright, Craig G. Markell | 1993-09-28 |
| 5238621 | Method of controlling porosity in a composite article | Donald F. Hagen, Robin E. Wright, Craig G. Markell | 1993-08-24 |
| 5209967 | Pressure sensitive membrane and method therefor | Robin E. Wright | 1993-05-11 |
| 5207915 | Separation method using controlled pore composite polytetrafluoroethylene article | Donald F. Hagen, Craig G. Markell, Louis A. Errede | 1993-05-04 |
| 5147539 | Controlled pore composite polytetrafluoroethylene article | Donald F. Hagen, Craig G. Markell, Louis A. Errede | 1992-09-15 |
| 5071610 | Method of making a controlled pore composite polytetrafluoroethylene | Donald F. Hagen, Craig G. Markell, Louis A. Errede | 1991-12-10 |