Inventor

Layne K. Wiggins

Inventor

Plymouth, MI, US

Overview

2006–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 32 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Dprimary

F02DControlling combustion engines37%

Y02TClimate change mitigation technologies related to transportation22%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof8%

F02BInternal-combustion piston engines5%

F02PIgnition, other than compression ignition, for internal-combustion engines4%

G07CTime or attendance registers4%

F01LCyclically operating valves for machines or engines3%

G01MTesting static or dynamic balance of machines or structures3%

B01DSeparation1%

B60WConjoint control of vehicle sub-units of different type or different function1%

PatentTitleYear

10,961,941Physics-based charge temperature model2021 10,655,550Intake manifold and cylinder airflow estimation systems and methods2020 10,344,767Method for compressor surge detection to enable model base air estimation2019 10,152,834Combustion engine airflow management systems and methods2018 10,132,260Method of continuously calculating trapped and scavenged air per cylinder2018 10,026,241Combustion engine airflow management systems and methods2018 10,008,049Positive crankcase ventilation system diagnostic systems and methods2018 9,458,779'Intake runner temperature determination systems and methods'2016 9,376,973'Volumetric efficiency determination systems and methods'2016 9,249,764'Engine control systems and methods with humidity sensors'2016 9,194,321'System and method for diagnosing a fault in a camshaft position sensor and/or a crankshaft position sensor'2015 9,163,576'System and method for calibrating engine crankshaft-camshaft correlation and for improved vehicle limp-home mode'2015 8,849,545'Controlling fuel injection based on fuel volatility'2014 8,706,381'System and method for detection failures of mass airflow sensors in a parallel intake engine'2014 8,608,374'Outside air temperature sensor diagnostic systems for a vehicle'2013 8,606,486'System and method for measuring engine airflow'2013 8,538,659'Method and apparatus for operating an engine using an equivalence ratio compensation factor'2013 8,416,053'Intermittent sensor detection using signal string length'2013 8,096,271'System and method for determining a camshaft position in a variable valve timing engine'2012 8,095,292'Variable intake manifold diagnostic systems and methods'2012 8,090,522'Air pressure control systems and methods for turbocharger systems'2012 8,050,841'Security for engine torque input air-per-cylinder calculations'2011 7,870,843'Torque control system with scavenging'2011 7,769,524'Control system for determining mass air flow'2010 7,689,345'Systems and methods for estimating residual gas fraction for internal combustion engines using altitude compensation'2010 7,509,845'Throttle inlet absolute air pressure sensor for dirty air filter detection'2009 7,472,013'System and method for estimating volumetric efficiency for engines with intake and exhaust cam phasers'2008 7,464,676'Air dynamic steady state and transient detection method for cam phaser movement'2008 7,440,838'Torque based air per cylinder and volumetric efficiency determination'2008 7,292,931'Model-based inlet air dynamics state characterization'2007 7,246,004'Nonlinear fuel dynamics control with lost fuel compensation'2007 7,010,413'Cylinder mass air flow prediction model'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2014Based in Plymouth, MI, US· patent location history

2007–2016Patents assigned to GM GLOBAL TECH OPERATIONS INC (23)· patent assignee history

2012–2016Patents assigned to WIGGINS LAYNE K (11)· patent assignee history

2013–2015Patents assigned to WANG WENBO (4)· patent assignee history

2013–2016Patents assigned to HAMAMA WAJDI B (2)· patent assignee history

2015–2021Based in Dexter, MI, US· patent location history

2016–2021Patents assigned to GM GLOBAL TECH OPERATIONS LLC (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GM GLOBAL TECH OPERATIONS INC	23	2007–2016
WIGGINS LAYNE Kself	11	2012–2016
GM GLOBAL TECH OPERATIONS LLC	8	2016–2021
WANG WENBO	4	2013–2015
HAMAMA WAJDI B	2	2013–2016

Locations

Location	Patents	Span
Plymouth, MI, US	20	2006–2014
Dexter, MI, US	12	2015–2021