| 10247116 |
Hydrocarbon vapor start techniques using a purge pump and hydrocarbon sensor |
Joseph M Dekar, Roger C Sager, James J. Daley, Jeffrey P. Wuttke, Russell J. Wakeman +8 more |
2019-04-02 |
| 9970391 |
Techniques for monitoring purge flow and detecting vapor canister leaks in an evaporative emissions system |
Roger C Sager, James J. Daley, Aikaterini Tsahalou, Ronald A Yannone, Jr., Luis Del Rio +2 more |
2018-05-15 |
| 9879623 |
Evaporative emissions control system including a purge pump and hydrocarbon sensor |
Joseph M Dekar, Roger C Sager, James J. Daley, Jeffrey P. Wuttke, Russell J. Wakeman +8 more |
2018-01-30 |
| 9353711 |
Boost purge ejector tee arrangement |
Daniel H Edmund, Roger C Sager, Michael R Grote, Frederick A Gibb, Christopher G. Hadre |
2016-05-31 |
| 7204237 |
Evaporative system leak detection upon refueling |
Chris J Booms, Roger C Sager |
2007-04-17 |
| 7131322 |
Vehicle evaporative system diagnostic |
Chris J Booms, Roger C Sager |
2006-11-07 |
| 6530265 |
Small/gross leak check |
Gary Dawson, Chris J Booms, Fadi S. Kanafani |
2003-03-11 |
| 6374847 |
Seal cleansing routine |
Gary Dawson, Chris J Booms |
2002-04-23 |
| 6327901 |
Purge monitor/switch rationality diagnostics |
Gary Dawson, Chris J Booms |
2001-12-11 |
| 6314797 |
Evaporative emission control for very small leak detection |
Gary Dawson, Chris J Booms |
2001-11-13 |
| 6205982 |
Proportional purge solenoid control system |
Michael W. Weglarz |
2001-03-27 |
| 6202478 |
Evaporative system leak detection feature after a refueling event |
Roland T. Richardson, Gary Dawson |
2001-03-20 |
| 6148804 |
Duty cycling feature for the proportional purge solenoid to improve low flow resolution |
Sandra N. Thomson, Patrick T. McCourt, Yi Cheng |
2000-11-21 |
| 5715799 |
Method of leak detection during low engine vacuum for an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek, John E. Letcher, Mark E. Hope |
1998-02-10 |
| 5685279 |
Method of de-pressurizing an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek |
1997-11-11 |
| 5651350 |
Method of leak detection for an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek, John E. Letcher, Mark E. Hope |
1997-07-29 |
| 5641899 |
Method of checking for purge flow in an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek |
1997-06-24 |
| 5635630 |
Leak detection assembly |
Gary Dawson, John E. Cook, Murray F. Busato |
1997-06-03 |
| 5616836 |
Method of pinched line detection for an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek |
1997-04-01 |
| 5606121 |
Method of testing an evaporative emission control system |
Gary Dawson, Roland T. Richardson, Glen E. Tallarek, John E. Letcher, Mark E. Hope |
1997-02-25 |
| 5495749 |
Leak detection assembly |
Gary Dawson |
1996-03-05 |
| 5263460 |
Duty cycle purge control system |
Claude J. Baxter, Jr., Cynthia H. Cichon, Roland T. Richardson |
1993-11-23 |
