Krengel; Eric
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krengel; Eric.The latest application filed is for "system and methods for controlling air fuel ratio".
- Krengel; Eric - Moreland Hills OH
- Krengel; Eric - Dearborn MI
- Krengel; Eric - Oak Park MI
| Patent | Date |
|---|---|
| Method for fuel injection control Grant 10,760,520 - Surnilla , et al. Sep | 2020-09-01 |
| System and methods for controlling air fuel ratio Grant 10,294,883 - Krengel , et al. | 2019-05-21 |
| System And Methods For Controlling Air Fuel Ratio App 20170292465 - Krengel; Eric ; et al. | 2017-10-12 |
| Method for adjusting a grille shutter opening Grant 9,726,067 - Hakeem , et al. August 8, 2 | 2017-08-08 |
| Method and system for engine control Grant 9,708,999 - Surnilla , et al. July 18, 2 | 2017-07-18 |
| System and methods for controlling air fuel ratio Grant 9,695,731 - Krengel , et al. July 4, 2 | 2017-07-04 |
| Method For Fuel Injection Control App 20160356236 - Surnilla; Gopichandra ; et al. | 2016-12-08 |
| Method for fuel injection control Grant 9,435,287 - Surnilla , et al. September 6, 2 | 2016-09-06 |
| Method For Adjusting A Grille Shutter Opening App 20160194999 - Hakeem; Mohannad ; et al. | 2016-07-07 |
| Method And System For Engine Control App 20160131073 - Surnilla; Gopichandra ; et al. | 2016-05-12 |
| Method and system for engine cold start and hot start control Grant 9,303,577 - Surnilla , et al. April 5, 2 | 2016-04-05 |
| Method and system for engine control Grant 9,297,329 - Surnilla , et al. March 29, 2 | 2016-03-29 |
| Method and system for engine control Grant 9,255,541 - Surnilla , et al. February 9, 2 | 2016-02-09 |
| Direct injection event-based engine starting Grant 9,222,423 - Storhok , et al. December 29, 2 | 2015-12-29 |
| Method For Fuel Injection Control App 20150240737 - Surnilla; Gopichandra ; et al. | 2015-08-27 |
| System And Method For Injector Coking Diagnostics And Mitigation App 20140318498 - Rumpsa; Todd Anthony ; et al. | 2014-10-30 |
| Method And System For Engine Control App 20140297159 - Surnilla; Gopichandra ; et al. | 2014-10-02 |
| Method And System For Engine Control App 20140297162 - Surnilla; Gopichandra ; et al. | 2014-10-02 |
| Method And System For Engine Control App 20140172275 - Surnilla; Gopichandra ; et al. | 2014-06-19 |
| Direct Injection Event-based Engine Starting App 20140137837 - Storhok; Eric ; et al. | 2014-05-22 |
| Fuel-based injection control Grant 8,712,669 - Krengel , et al. April 29, 2 | 2014-04-29 |
| Direct injection event-based engine starting Grant 8,656,881 - Storhok , et al. February 25, 2 | 2014-02-25 |
| Direct Injection Event-based Engine Starting App 20130340718 - Storhok; Eric ; et al. | 2013-12-26 |
| Fuel-based Injection Control App 20130253803 - Krengel; Eric ; et al. | 2013-09-26 |
| System and method for reducing particulate matter produced by an engine Grant 8,521,399 - Peters , et al. August 27, 2 | 2013-08-27 |
| Fuel-based injection control Grant 8,447,496 - Krengel , et al. May 21, 2 | 2013-05-21 |
| System And Methods For Controlling Air Fuel Ratio App 20120324864 - Krengel; Eric ; et al. | 2012-12-27 |
| Direct Injection Event-based Engine Starting App 20120191328 - Storhok; Eric ; et al. | 2012-07-26 |
| Fuel-based Injection Control App 20110184629 - Krengel; Eric ; et al. | 2011-07-28 |
| System And Method For Reducing Particulate Matter Produced By An Engine App 20110132325 - Peters; Mark W. ; et al. | 2011-06-09 |
| Direct injection event-based engine starting Grant 7,866,303 - Storhok , et al. January 11, 2 | 2011-01-11 |
| Direct Injection Event-based Engine Starting App 20080196696 - Storhok; Eric ; et al. | 2008-08-21 |
| Method and system to mitigate pump noise in a direct injection, spark ignition engine Grant 7,373,924 - Krengel , et al. May 20, 2 | 2008-05-20 |
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