Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769831 | Conveniently disposable ostomy appliance | David Y. Phelps | 1998-06-23 |
| 5238742 | Polymer derived ceramic fibers having improved thermal stability | Neal R. Langley, Chi-Tang Li, Jonathan Lipowitz, James A. Rabe | 1993-08-24 |