Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133878 | Polymeric microfiber filter medium | Thomas C. Gsell, Isaac Rothman, Paul Smith | 1992-07-28 |
| 5128041 | Microporous membrane, method of manufacture, and method of use | Peter J. Degen, Thomas C. Gsell | 1992-07-07 |