Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062399 | Air filter arrangement; assembly; and, methods | Benny K. Nelson, Bruce Allen Boehrs, Paul Wendt | 2011-11-22 |
| 8034145 | Air filter arrangement; assembly; and, methods | Bruce Allen Boehrs, Paul Wendt, Stephen Sabelko | 2011-10-11 |
| 7997425 | Fluted filter medium and process for its manufacture | Patrick Golden, Daniel T. Risch | 2011-08-16 |
| 7967886 | Z-filter media pack arrangement; and, methods | Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne R. W. Bishop, Benny K. Nelson +3 more | 2011-06-28 |