Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887343 | Filter coating, winding, finishing and manufacturing system | Murray R. Schukar, Brian K. Fillbach, Gary J. Frank, Craig A. Clayton, Douglas P. Marquis +9 more | 2005-05-03 |
| 6712869 | Exhaust aftertreatment device with flow diffuser | C. Raymond Cheng, Z. Gerald Liu | 2004-03-30 |
| 6544310 | Exhaust aftertreatment filter with particulate distribution pattern | Kurt M. A. Badeau, Z. Gerald Liu, Thomas M. Yonushonis, William C. Haberkamp, Murray R. Schukar | 2003-04-08 |