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Yuichi Kohara
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Toyota-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Apparatus for detecting imbalance abnormality in air-fuel ratio bet...
Patent number
8,892,337
Issue date
Nov 18, 2014
Toyota Jidosha Kabushiki Kaisha
Shota Kitano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Abnormality detection apparatus and abnormality detection method fo...
Patent number
8,620,564
Issue date
Dec 31, 2013
Toyota Jidosha Kabushiki Kaisha
Masashi Hakariya
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for evaluating deterioration condition of catalyst of int...
Patent number
7,430,853
Issue date
Oct 7, 2008
Toyota Jidosha Kabushiki Kaisha
Yuichi Kohara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Failure test apparatus for fuel-vapor purging system
Patent number
6,698,280
Issue date
Mar 2, 2004
Toyota Jidosha Kabushiki Kaisha
Noriyuki Iden
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Diagnosis apparatus for fuel vapor purge system
Patent number
6,523,398
Issue date
Feb 25, 2003
Toyota Jidosha Kabushiki Kaisha
Shuichi Hanai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fault detection apparatus and method for fuel vapor purge system
Patent number
6,487,892
Issue date
Dec 3, 2002
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
ABNORMALITY DETECTION APPARATUS AND ABNORMALITY DETECTION METHOD FO...
Publication number
20120303248
Publication date
Nov 29, 2012
Toyota Jidosha Kabushiki Kaisha
Masashi Hakariya
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
APPARATUS FOR DETECTING IMBALANCE ABNORMALITY IN AIR-FUEL RATIO BET...
Publication number
20120253642
Publication date
Oct 4, 2012
TOYOTA JIDOSHA KABUSHIKI KAISHA
Shota Kitano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Apparatus for evaluating deterioration condition of catalyst of int...
Publication number
20070062177
Publication date
Mar 22, 2007
TOYOTA JIDOSHA KABUSHIKI KAISHA
Yuichi Kohara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES