Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D646368 | Filter cartridge | Dolan Bartels, Andrew Albitz, Bradley Kuempel | 2011-10-04 |
| 8012233 | Filter cartridge for air cleaner | Bradley Kuempel | 2011-09-06 |
| 7972404 | Air cleaner arrangements; components thereof; and, methods | Bradley Kuempel, Dan Adamek, Wayne R. W. Bishop, Nels Nordstrom, John Pooler +1 more | 2011-07-05 |