John W. Duddles

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Clarkston, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
EGR valve having rest position
- Patent number 7,607,638
- Issue date Oct 27, 2009
- BorgWarner Inc.
- Joseph A. Wilson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Single sensing multiple output system
- Patent number 7,570,046
- Issue date Aug 4, 2009
- BorgWarner Inc.
- Robert D. Keefover
- G01 - MEASURING TESTING
Information Patent Grant
Method of providing shaft biasing lubrication for a short runner va...
- Patent number 7,100,569
- Issue date Sep 5, 2006
- BorgWarner Inc.
- Mark F. Lozen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method of providing shaft biasing lubrication for a short runner va...
- Patent number 6,854,180
- Issue date Feb 15, 2005
- BorgWarner Inc.
- Mark F. Lozen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Electric positional actuator
- Patent number 6,683,429
- Issue date Jan 27, 2004
- BorgWarner Inc.
- Hal Pringle
- G05 - CONTROLLING REGULATING
Information Patent Grant
Short runner valve plate and shaft biasing lubrication
- Patent number 6,543,413
- Issue date Apr 8, 2003
- BorgWarner Inc.
- Mark F. Lozen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
Egr Valve Having Rest Position
- Publication number 20080230040
- Publication date Sep 25, 2008
- BORGWARNER INC.
- Joseph A. Wilson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Method of providing shaft biasing lubrication for a short runner va...
- Publication number 20050115541
- Publication date Jun 2, 2005
- BorgWarner Inc.
- Mark F. Lozen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
Single sensing multiple output system
- Publication number 20050077893
- Publication date Apr 14, 2005
- BorgWarner Inc.
- Robert D. Keefover
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ELECTRIC POSITIONAL ACTUATOR
- Publication number 20030201742
- Publication date Oct 30, 2003
- Hal Pringle
- G05 - CONTROLLING REGULATING
Information Patent Application
Short runner valve plate and shaft biasing lubrication
- Publication number 20030121498
- Publication date Jul 3, 2003
- Mark F. Lozen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
Short runner valve plate and shaft biasing lubrication
- Publication number 20020088422
- Publication date Jul 11, 2002
- Mark F. Lozen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...