Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966940 | Air filter cartridge | William J. Krisko, Steven Scott Gieseke, Carolyn J. Finnerty, David W. Nelson | 2005-11-22 |
| D506539 | Filter cartridge | Benny K. Nelson, David W. Nelson | 2005-06-21 |
| 6878190 | Filter element having sealing members and methods | Jian Xu, John David Kuhn, Edward J. Kreitinger, Steven Scott Gieseke | 2005-04-12 |
| 6852141 | Filter element having center piece and methods | William Juliar, Jian Xu, Steven Scott Gieseke | 2005-02-08 |