Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297843 | Fault diagnostic systems and methods using oxygen sensor impedance | Eric M. Hall, John W. Siekkinen, Stephen Paul Levijoki | 2016-03-29 |
| 9146210 | Control system and method for heating an oxygen sensor | Michael L. Kociba, Eric M. Hall | 2015-09-29 |
| 9133785 | Oxygen sensor output correction systems and methods | Michael L. Kociba, Eric M. Hall, Geoffrey McNabb | 2015-09-15 |
| 8646252 | Preventing catalyst damage during misfire event | Andrew W. Baur | 2014-02-11 |
| 8121744 | Control system and method for oxygen sensor heater control | Jeffrey A. Sell, Christopher P. Musienko | 2012-02-21 |
| 7630840 | Oxygen sensor readiness detection | Jeffrey A. Sell | 2009-12-08 |