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John M. Janssen
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Columbus, IN, US
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Patents Grants
last 30 patents
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Patent Grant
Dual mode EGR valve
Patent number
6,964,270
Issue date
Nov 15, 2005
Cummins, Inc.
John M. Janssen
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dual-pressure hydraulic valve-actuation system
Patent number
6,067,946
Issue date
May 30, 2000
Cummins Engine Company, Inc.
Byron J. Bunker
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cooled exhaust gas recirculation system with load and ambient bypasses
Patent number
5,617,726
Issue date
Apr 8, 1997
Cummins Engine Company, Inc.
Todd A. Sheridan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
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Patent Application
Dual mode EGR valve
Publication number
20050028797
Publication date
Feb 10, 2005
John M. Janssen
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS