Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752131 | Electronically-controlled late cycle air injection to achieve simultaneous reduction of NOx and particulates emissions from a diesel engine | Richard Lill, Paul Gottemoller, Keith E. Solomons, Michael B. Goetzke, Richard Wayne Tupek | 2004-06-22 |
| 6726459 | Variable injection rate high pressure fuel pump | Paul Gottemoller, Richard Wayne Tupek, Michael B. Goetzke | 2004-04-27 |