Inventor
LEHMEN ALLEN
US16 patents
⚠️ This page may combine multiple inventors who share the name “LEHMEN ALLEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FORD GLOBAL TECH LLC
15 patentsUS10323562B2Jun 18, 2019
Gasoline particulate filter diagnostics
FORD GLOBAL TECH LLC21 citations93
US9470173B2Oct 18, 2016
System and method for reducing engine oil dilution
FORD GLOBAL TECH LLC7 citations82
US9399961B2Jul 26, 2016
Method and system for air fuel ratio control and detecting cylinder imbalance
FORD GLOBAL TECH LLC13 citations82
US10928275B1Feb 23, 2021
Systems and methods for coordinating engine-off vehicle diagnostic monitors
FORD GLOBAL TECH LLC6 citations72
US11261814B1Mar 1, 2022
System and method for detecting engine misfire
FORD GLOBAL TECH LLC3 citations69
US9644559B2May 9, 2017
Systems and methods for improving engine emissions during starting
FORD GLOBAL TECH LLC5 citations68
US9599052B2Mar 21, 2017
Methods and system for catalyst reactivation
FORD GLOBAL TECH LLC2 citations68
US10598069B2Mar 24, 2020
Method and system for regenerating a gasoline particulate filter
FORD GLOBAL TECH LLC3 citations66
US11073064B2Jul 27, 2021
Gasoline particulate filter diagnostics
FORD GLOBAL TECH LLC0 citations61
US11624336B2Apr 11, 2023
Methods and system for estimating a temperature of an after treatment device during reactivation of an exhaust after treatment device
FORD GLOBAL TECH LLC0 citations59
US11041423B2Jun 22, 2021
Method and system for leak detection at a particulate filter
FORD GLOBAL TECH LLC0 citations57
US11073063B2Jul 27, 2021
Gasoline particulate filter diagnostics
FORD GLOBAL TECH LLC0 citations51
US11274615B2Mar 15, 2022
Methods and system for estimating a temperature of an after treatment device
FORD GLOBAL TECH LLC0 citations48
US10041424B2Aug 7, 2018
Methods and system for catalyst reactivation
FORD GLOBAL TECH LLC0 citations47
US10059338B2Aug 28, 2018
Method and system for regenerating a gasoline particulate filter
FORD GLOBAL TECH LLC1 citations45