Issued Patents All Time
Showing 126–130 of 130 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7243019 | EGR fuzzy logic pintle positioning system | Kurt D. McLain | 2007-07-10 |
| 7228852 | Quick EGR flow restriction test based on compensated mass flow differential | Kurt D. McLain | 2007-06-12 |
| 6868666 | Method and apparatus for monitoring catalyst efficiency and outlet oxygen sensor performance | David Frank, Igor Anilovich | 2005-03-22 |
| 6871136 | Method for on-board diagnosis of cold start emissions reduction control strategy | Richard B. Jess, Lyle E. Hamilton, Daniel G. Bolstrum, Matthew Roelle, John F. Van Gilder +3 more | 2005-03-22 |
| 6802181 | Method and apparatus for monitoring catalyst efficiency and secondary air injection | Matthew Roelle, Guojun Shi | 2004-10-12 |