P

Inventor

CHEN SHIKUI KEVIN

US44 patents
⚠️ This page may combine multiple inventors who share the name “CHEN SHIKUI KEVIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TULA TECHNOLOGY INC

41 patents
US9175613B2Nov 3, 2015

System and method for safe valve activation in a dynamic skip firing engine

TULA TECHNOLOGY INC62 citations98
US10494971B2Dec 3, 2019

Lean burn internal combustion engine exhaust gas temperature control

TULA TECHNOLOGY INC20 citations94
US10247072B2Apr 2, 2019

Lean burn internal combustion engine exhaust gas temperature control

TULA TECHNOLOGY INC21 citations94
US9890732B2Feb 13, 2018

Valve fault detection

TULA TECHNOLOGY INC29 citations94
US9784644B2Oct 10, 2017

Engine error detection system

TULA TECHNOLOGY INC31 citations94
US9212610B2Dec 15, 2015

Engine diagnostics with skip fire control

TULA TECHNOLOGY INC39 citations94
US9835522B2Dec 5, 2017

Induction diagnostics for skip fire engine

TULA TECHNOLOGY INC23 citations93
US9790867B2Oct 17, 2017

Deceleration cylinder cut-off

TULA TECHNOLOGY INC29 citations93
US9399963B2Jul 26, 2016

Misfire detection system

TULA TECHNOLOGY INC40 citations93
US9581098B2Feb 28, 2017

Engine diagnostics with skip fire control

TULA TECHNOLOGY INC19 citations92
US9562470B2Feb 7, 2017

Valve fault detection

TULA TECHNOLOGY INC50 citations92
US11143575B2Oct 12, 2021

Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

TULA TECHNOLOGY INC7 citations84
US10088388B2Oct 2, 2018

Engine error detection system

TULA TECHNOLOGY INC8 citations84
US9995652B1Jun 12, 2018

Induction diagnostics for skip fire engines

TULA TECHNOLOGY INC10 citations84
US9891137B2Feb 13, 2018

Induction diagnostics for skip fire engines

TULA TECHNOLOGY INC13 citations83
US11131259B1Sep 28, 2021

Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines

TULA TECHNOLOGY INC5 citations81
US11125175B2Sep 21, 2021

Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

TULA TECHNOLOGY INC8 citations81
US10816438B2Oct 27, 2020

Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

TULA TECHNOLOGY INC10 citations81
US11300026B2Apr 12, 2022

Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

TULA TECHNOLOGY INC1 citations73
US11060430B2Jul 13, 2021

Lean burn internal combustion engine exhaust gas temperature control

TULA TECHNOLOGY INC2 citations73
US10823029B2Nov 3, 2020

Determining firing density of a skip fire controlled lean-burn engine using air-fuel ratio and exhaust temperatures

TULA TECHNOLOGY INC3 citations73
US9650923B2May 16, 2017

System and method for safe valve activation in a dynamic skip firing engine

TULA TECHNOLOGY INC6 citations73
US11326534B2May 10, 2022

Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

TULA TECHNOLOGY INC2 citations70
US11326532B1May 10, 2022

Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines

TULA TECHNOLOGY INC1 citations70
US11959432B2Apr 16, 2024

Exhaust valve failure diagnostics and management

TULA TECHNOLOGY INC0 citations62
US11680505B2Jun 20, 2023

Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

TULA TECHNOLOGY INC0 citations62
US11674423B2Jun 13, 2023

Lean burn internal combustion engine exhaust gas control

TULA TECHNOLOGY INC0 citations62
US11635350B2Apr 25, 2023

Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

TULA TECHNOLOGY INC0 citations62
US11624335B2Apr 11, 2023

Exhaust valve failure diagnostics and management

TULA TECHNOLOGY INC0 citations62
US11560818B2Jan 24, 2023

Lean burn internal combustion engine exhaust gas control

TULA TECHNOLOGY INC0 citations62
US11492987B2Nov 8, 2022

Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines

TULA TECHNOLOGY INC0 citations62
US11415483B2Aug 16, 2022

Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

TULA TECHNOLOGY INC0 citations62
US11352966B2Jun 7, 2022

Deceleration cylinder cut-off

TULA TECHNOLOGY INC0 citations62
US11352967B2Jun 7, 2022

Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines

TULA TECHNOLOGY INC0 citations62
US11333053B2May 17, 2022

Lean burn internal combustion engine exhaust gas temperature control

TULA TECHNOLOGY INC0 citations62
US11053828B2Jul 6, 2021

Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

TULA TECHNOLOGY INC0 citations62
US11434839B2Sep 6, 2022

Use of machine learning for detecting cylinder intake and/or exhaust valve faults during operation of an internal combustion engine

TULA TECHNOLOGY INC1 citations61
US11619187B2Apr 4, 2023

Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines

TULA TECHNOLOGY INC0 citations60
US11624341B2Apr 11, 2023

Exhaust gas recirculation control in an internal combustion engine

TULA TECHNOLOGY INC0 citations59
US11441519B2Sep 13, 2022

Exhaust gas recirculation control in a dynamic skip fire engine

TULA TECHNOLOGY INC0 citations59
US11821379B1Nov 21, 2023

Non-rotating cylinder pattern selection for equalizing cylinder usage in an internal combustion engine

TULA TECHNOLOGY INC0 citations52

FORD GLOBAL TECH LLC

2 patents

CHEN WILLA ANGEL

1 patent