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Xiaoqiu Li
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Columbus, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
System for diagnosing operation of a cooling system for an internal...
Patent number
6,925,376
Issue date
Aug 2, 2005
Cummins, Inc.
Xiaoqiu Li
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
System for diagnosing operation of an EGR cooler
Patent number
6,848,434
Issue date
Feb 1, 2005
Cummins, Inc.
Xiaoqiu Li
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System for diagnosing EGR flow rate operation
Patent number
6,802,302
Issue date
Oct 12, 2004
Cummins, Inc.
Xiaoqiu Li
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
System for diagnosing operation of a cooling system for an internal...
Publication number
20040199324
Publication date
Oct 7, 2004
Xiaoqiu Li
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM FOR DIAGNOSING OPERATION OF AN EGR COOLER
Publication number
20040182373
Publication date
Sep 23, 2004
Xiaoqiu Li
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
System for diagnosing EGR valve, actuator and sensor related failur...
Publication number
20020129799
Publication date
Sep 19, 2002
Yue Yun Wang
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS