Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9381469 | Radial split ring seal for filtration systems | Curtis J. Elwell, Frederick K. Lesan, Victor Verbeek | 2016-07-05 |
| 8758489 | Radial split ring seal for filtration systems | Curtis J. Elwell, Frederick K. Lesan, Victor Verbeek | 2014-06-24 |