Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016903 | Z-filter media pack arrangement; filter cartridge; air cleaner arrangement; and, methods | Benny K. Nelson | 2011-09-13 |
| 7993422 | Filter elements; air cleaner; assembly; and, methods | William J. Krisko, Wayne R. W. Bishop, Steven Scott Gieseke, Carolyn J. Finnerty | 2011-08-09 |
| D635233 | Filter cartridge | Benny K. Nelson, John David Kuhn, Donald Larson | 2011-03-29 |