Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9057338 | Exhaust gas oxygen sensor fault detection systems and methods using fuel vapor purge rate | Stephen Paul Levijoki | 2015-06-16 |
| 9038489 | System and method for controlling a vacuum pump that is used to check for leaks in an evaporative emissions system | Robert Jackson, William R. Cadman | 2015-05-26 |
| 8560158 | Method and apparatus for engine control module wake-up test | Wenbo Wang, William R. Cadman, Robert Jackson | 2013-10-15 |