Inventor

KAFARNIK PETER

DE9 patents

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

GM GLOBAL TECH OPERATIONS INC

3 patents

US7729844B2Jun 1, 2010

HCCI combustion moding state control for fuel economy and seamless transitions

GM GLOBAL TECH OPERATIONS INC8 citations84

US7975668B2Jul 12, 2011

Spark timing and control during transitions between spark ignited combustion and homogenous charge compression ignition

GM GLOBAL TECH OPERATIONS INC12 citations83

US8036807B2Oct 11, 2011

Control strategy for transitioning among combustion modes in an internal combustion engine

GM GLOBAL TECH OPERATIONS INC0 citations52

RAMAPPAN VIJAY

3 patents

US8316818B2Nov 27, 2012

HCCI mode switching control system and method

RAMAPPAN VIJAY8 citations83

US8322324B2Dec 4, 2012

System and method for controlling transient switching between HCCI mode and SI mode of an engine

RAMAPPAN VIJAY3 citations62

US8452520B2May 28, 2013

Control system and method for low quantity fuel injection

RAMAPPAN VIJAY0 citations51

RAYL ALLEN B

2 patents

US8776762B2Jul 15, 2014

HCCI mode switching control system and method

RAYL ALLEN B2 citations61

US8220436B2Jul 17, 2012

HCCI/SI combustion switching control system and method

RAYL ALLEN B1 citations51

SHIBATA JONATHAN T

1 patent

US8326511B2Dec 4, 2012

System and method for estimating torque output of a homogeneous charge compression ignition engine

SHIBATA JONATHAN T2 citations61