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Earl Ekdahl
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Ithaca, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Compensating for VCT phase error over speed range
Patent number
7,021,257
Issue date
Apr 4, 2006
BorgWarner, Inc.
Earl Ekdahl
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Methods and apparatus for receiving excessive inputs in a VCT system
Patent number
6,955,145
Issue date
Oct 18, 2005
BorgWarner Inc.
Thomas McCabe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Control method for transitions between open and closed loop operati...
Patent number
6,807,931
Issue date
Oct 26, 2004
Danny R. Taylor
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Control method for preventing integrator wind-up when operating VCT...
Patent number
6,766,776
Issue date
Jul 27, 2004
BorgWarner Inc.
Zhenyu Jiang
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
VCT cam timing system utilizing calculation of intake phase for dua...
Patent number
6,745,732
Issue date
Jun 8, 2004
BorgWarner Inc.
Earl Ekdahl
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
VCT solenoid dither frequency control
Patent number
6,736,094
Issue date
May 18, 2004
BorgWarner Inc.
Earl Ekdahl
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Self-calibrating variable camshaft timing system
Patent number
5,289,805
Issue date
Mar 1, 1994
Borg-Warner Automotive Transmission & Engine Components Corporation
Stanley B. Quinn
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
METHODS AND APPARATUS FOR RECEIVING EXCESSIVE INPUTS IN A VCT SYSTEM
Publication number
20050229879
Publication date
Oct 20, 2005
BorgWarner Inc.
Thomas McCabe
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method and apparatus for extended cam position measurement
Publication number
20050229687
Publication date
Oct 20, 2005
BorgWarner Inc.
Thomas McCabe
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Control method for transitions between open and closed loop operati...
Publication number
20030230265
Publication date
Dec 18, 2003
BorgWarner Inc.
Danny R. Taylor
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Compensating for VCT phase error over speed range
Publication number
20030230264
Publication date
Dec 18, 2003
BorgWarner Inc.
Earl Ekdahl
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VCT solenoid dither frequency control
Publication number
20030230266
Publication date
Dec 18, 2003
BorgWarner Inc.
Earl Ekdahl
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Control method for preventing integrator wind-up when operating VCT...
Publication number
20030230261
Publication date
Dec 18, 2003
Zhenyu Jiang
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VCT cam timing system utilizing calculation of intake phase for dua...
Publication number
20030230263
Publication date
Dec 18, 2003
Earl Ekdahl
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...