Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913858 | Acid-neutralizing filter media | David M. Stehouwer, Barry M. Verdegan | 2011-03-29 |
| 7879125 | Filter with variable pleat depth | Jerald J. Moy, Eric A. Janikowski, Mark A. Terres, Scott P. Heckel | 2011-02-01 |