Membership
Tour
Register
Log in
Jeffrey M. Pfeiffer
Follow
Person
Frankenmuth, MI, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Camshaft position sensing in engines with electric variable cam pha...
Patent number
8,682,564
Issue date
Mar 25, 2014
Delphi Technologies, Inc.
Daniel G. Gauthier
G01 - MEASURING TESTING
Information
Patent Grant
Method for determining an engine response characteristic
Patent number
8,650,011
Issue date
Feb 11, 2014
Delphi Technologies, Inc.
Martin Müller
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for controlling and diagnosing a vane-type cam phaser having...
Patent number
8,457,862
Issue date
Jun 4, 2013
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method for synchronizing an oil control valve as a virtual check valve
Patent number
8,145,404
Issue date
Mar 27, 2012
Delphi Technologies, Inc.
Daniel G. Gauthier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Detection of valve deactivation failure by monitoring exhaust tempe...
Patent number
7,571,047
Issue date
Aug 4, 2009
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
G01 - MEASURING TESTING
Information
Patent Grant
Method for reducing phaser rotational instability in an internal co...
Patent number
7,350,487
Issue date
Apr 1, 2008
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of determining the position of a cam phaser
Patent number
6,915,767
Issue date
Jul 12, 2005
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and apparatus for controlling a variable valve system for an...
Patent number
6,758,179
Issue date
Jul 6, 2004
Delphi Technologies, Inc.
Daniel Lee McKay
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method and apparatus to control a variable valve system
Patent number
6,758,177
Issue date
Jul 6, 2004
Delphi Technologies, Inc.
Daniel Lee McKay
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of bounding cam phase adjustment in an internal combustion e...
Patent number
6,748,910
Issue date
Jun 15, 2004
Delphi Technologies, Inc.
Martin Müller
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Engine phaser control system using phaser instability measurement
Patent number
6,732,691
Issue date
May 11, 2004
Delphi Technologies, Inc.
Jongmin Lee
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method and apparatus for cleaning an oil control valve for an inter...
Patent number
6,718,921
Issue date
Apr 13, 2004
Delphi Technologies, Inc.
Amanpal S. Grewal
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Model-based method of estimating crankcase oil temperature in an in...
Patent number
6,681,172
Issue date
Jan 20, 2004
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Model-based method of estimating crankcase oil pressure in an inter...
Patent number
6,561,015
Issue date
May 13, 2003
Delphi Technologies, Inc.
Jeffrey M. Pfeiffer
G01 - MEASURING TESTING
Information
Patent Grant
Method of estimating residual exhaust gas concentration in a variab...
Patent number
6,550,451
Issue date
Apr 22, 2003
Delphi Technologies, Inc.
Martin Müller
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Volumetric efficiency compensation for dual independent continuousl...
Patent number
6,393,903
Issue date
May 28, 2002
Delphi Technologies, Inc.
Dennis C. Reed
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR REAL-TIME MODELING OF AN N-DIMENSIONAL SURFACE
Publication number
20120158374
Publication date
Jun 21, 2012
Delphi Technologies, Inc.
MARTIN MÜLLER
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CAMSHAFT POSITION SENSING IN ENGINES WITH ELECTRIC VARIABLE CAM PHA...
Publication number
20120053817
Publication date
Mar 1, 2012
Delphi Technologies, Inc.
DANIEL G. GAUTHIER
G01 - MEASURING TESTING
Information
Patent Application
Method for synchronizing an oil control valve as a virtual check valve
Publication number
20100042306
Publication date
Feb 18, 2010
Daniel G. Gauthier
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method for controlling and diagnosing a vane-type cam phaser having...
Publication number
20090312937
Publication date
Dec 17, 2009
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Detection of valve deactivation failure by monitoring exhaust tempe...
Publication number
20090037042
Publication date
Feb 5, 2009
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Adaptive control of a cam phase adjustment mechanism
Publication number
20070185640
Publication date
Aug 9, 2007
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method of determining the position of a cam phaser
Publication number
20050061271
Publication date
Mar 24, 2005
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD OF BOUNDING CAM PHASE ADJUSTMENT IN AN INTERNAL COMBUSTION E...
Publication number
20040083996
Publication date
May 6, 2004
Martin Muller
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for cleaning an oil control valve for an inter...
Publication number
20040007195
Publication date
Jan 15, 2004
Amanpal S. Grewal
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Model-based method of estimating crankcase oil temperature in an in...
Publication number
20020161508
Publication date
Oct 31, 2002
Jeffrey M. Pfeiffer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Volumetric efficiency compensation for dual independent continuousl...
Publication number
20020062687
Publication date
May 30, 2002
Dennis C. Reed
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...