Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083825 | Filter arrangement and method | John David Kuhn, Susan Rae Brady, Donald Larson, Wayne R. W. Bishop | 2011-12-27 |
| D636859 | Filter cartridge | Thomas Lundgren, Daniel E. Adamek | 2011-04-26 |