Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976448 | Restriction indicator | William E. Couillard, Robert W. Diver, Wayne A. Kaul, Bernard A. Matthys, Larry R. Nepsund | 2005-12-20 |
| 6966940 | Air filter cartridge | Wayne R. W. Bishop, Steven Scott Gieseke, Carolyn J. Finnerty, David W. Nelson | 2005-11-22 |
| 6908494 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, Thomas Miller, Winston E. Olson, Fred H. Wahlquist +2 more | 2005-06-21 |
| 6872237 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, Thomas Miller, Winston E. Olson, Fred H. Wahlquist +2 more | 2005-03-29 |