Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7226558 | Method of making an expanded polytetrafluoroethylene structure | Tim Nieman, Randy Earl Saylor, Robert Hunkins | 2007-06-05 |
| 6355063 | Expanded PTFE drug delivery graft | — | 2002-03-12 |
| 5935667 | Dual porosity PTFE tubes | Rajagopal R. Kowligi, Stacy Wollner | 1999-08-10 |
| 5641443 | Method of forming dual porosity PTFE tubes by extrusion of concentric preforms | Rajagopal R. Kowligi, Stacy Wollner | 1997-06-24 |
| 5453235 | Method of forming dual porosity FTFE tubes by extrusion of concentric preforms | Rajagopal R. Kowligi, Stacy Wollner | 1995-09-26 |