Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8082730 | Engine system having particulate reduction device and method | Nan Yang, Jeff A. Jensen, Michael Pollard, Herbert DaCosta | 2011-12-27 |
| 8070857 | Particulate removal tool | Jim Jirele, Stan Norland, William Brown, David Painter, Mark Alan Gasper +6 more | 2011-12-06 |