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Patents Grants
last 30 patents
Information
Patent Grant
Control device and control method for variable valve actuation mech...
Patent number
10,260,431
Issue date
Apr 16, 2019
TOYOTA JIDOSHA KABUSHIKI KAISHA
Fumito Takimoto
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Control device of internal combustion engine
Patent number
10,072,593
Issue date
Sep 11, 2018
Toyota Jidosha Kabushiki Kaisha
Masahide Okada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control apparatus for internal combustion engine
Patent number
9,752,523
Issue date
Sep 5, 2017
Toyota Jidosha Kabushiki Kaisha
Yuya Yoshikawa
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Abnormality detecting device of internal combustion engine
Patent number
9,341,544
Issue date
May 17, 2016
Toyota Jidosha Kabushiki Kaisha
Isao Nakajima
G01 - MEASURING TESTING
Information
Patent Grant
Control device of internal combustion engine
Patent number
9,206,754
Issue date
Dec 8, 2015
Toyota Jidosha Kabushiki Kaisha
Toshihiro Kato
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus and method for detecting abnormality of imbalance of air-...
Patent number
8,833,150
Issue date
Sep 16, 2014
Toyota Jidosha Kabushiki Kaisha
Takashi Yui
G01 - MEASURING TESTING
Information
Patent Grant
Variable valve system control apparatus
Patent number
8,620,562
Issue date
Dec 31, 2013
Toyota Jidosha Kabushiki Kaisha
Kota Hayashi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Control apparatus and control method for internal combustion engine
Patent number
8,050,850
Issue date
Nov 1, 2011
Toyota Jidosha Kabushiki Kaisha
Naohide Fuwa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Actuator control apparatus and method
Patent number
7,730,860
Issue date
Jun 8, 2010
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cooling apparatus for internal combustion engine
Patent number
7,409,929
Issue date
Aug 12, 2008
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cooling apparatus for internal combustion engine and diagnosis meth...
Patent number
7,325,447
Issue date
Feb 5, 2008
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Leak detector for fuel vapor purge system
Patent number
7,284,530
Issue date
Oct 23, 2007
DENSO CORPORATION
Kenji Nagasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Failure diagnostic apparatus for fuel vapor purge system and fuel v...
Patent number
7,165,447
Issue date
Jan 23, 2007
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Failure diagnostic apparatus for fuel vapor purge system and fuel v...
Patent number
7,165,446
Issue date
Jan 23, 2007
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Controller for an internal combustion engine
Patent number
7,104,046
Issue date
Sep 12, 2006
Toyota Jidosha Kabushiki Kaisha
Akihiro Katayama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Controller for internal combustion engine
Patent number
7,073,321
Issue date
Jul 11, 2006
Toyota Jidosha Kabushiki Kaisha
Akihiro Katayama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Apparatus and method for failure diagnosis of fuel vapor purge system
Patent number
6,848,298
Issue date
Feb 1, 2005
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine system diagnosing apparatus and method
Patent number
6,820,471
Issue date
Nov 23, 2004
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Abnormality detecting apparatus for fuel vapor treating system and...
Patent number
6,722,348
Issue date
Apr 20, 2004
Toyota Jidosha Kabushiki Kaisha
Kenji Nagasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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
Abnormality testing apparatus for engine system
Patent number
6,634,219
Issue date
Oct 21, 2003
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Malfunction determining apparatus of engine system
Patent number
6,606,551
Issue date
Aug 12, 2003
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Diagnostic apparatus and method for fuel vapor purge system
Patent number
6,564,780
Issue date
May 20, 2003
Toyota Jidosha Kabushiki Kaisha
Shuichi Hanai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for detecting abnormalities in fuel systems
Patent number
6,557,401
Issue date
May 6, 2003
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus and method for monitoring start of engine
Patent number
6,519,524
Issue date
Feb 11, 2003
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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
Information
Patent Grant
Valve timing control apparatus for an internal combustion engine
Patent number
6,006,707
Issue date
Dec 28, 1999
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Malfunction determining apparatus of an exhaust gas recirculation s...
Patent number
5,943,999
Issue date
Aug 31, 1999
Toyota Jidosha Kabushiki Kaisha
Masatomo Yoshihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Malfunction determining apparatus of an exhaust gas recirculation s...
Patent number
5,771,869
Issue date
Jun 30, 1998
Toyota Jidosha Kabushiki Kaisha
Masatomo Yoshihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Testing apparatus for fuel vapor treating device
Patent number
5,718,210
Issue date
Feb 17, 1998
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
AIR-FUEL RATIO CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE
Publication number
20160076474
Publication date
Mar 17, 2016
Toyota Jidosha Kabushiki Kaisha
Yuya YOSHIKAWA
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE
Publication number
20160003181
Publication date
Jan 7, 2016
TOYOTA JIDOSHA KABUSHIKI KAISHA
Masahide OKADA
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE
Publication number
20140290219
Publication date
Oct 2, 2014
Toyota Jidosha Kabushiki Kaisha
Toshihiro Kato
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ABNORMALITY DETECTING DEVICE OF INTERNAL COMBUSTION ENGINE
Publication number
20140290348
Publication date
Oct 2, 2014
Toyota Jidosha Kabushiki Kaisha
Isao Nakajima
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND APPARATUS FOR CONTROLLING A VARIABLE VALVE SYSTEM
Publication number
20130192548
Publication date
Aug 1, 2013
Toyota Jidosha Kabushiki Kaisha
Yoshiyuki Shogenji
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
APPARATUS AND METHOD FOR DETECTING ABNORMALITY OF IMBALANCE OF AIR-...
Publication number
20130133401
Publication date
May 30, 2013
Takashi Yui
G01 - MEASURING TESTING
Information
Patent Application
VARIABLE VALVE SYSTEM CONTROL APPARATUS
Publication number
20110192364
Publication date
Aug 11, 2011
Toyota Jidosha Kabushiki Kaisha
Kota HAYASHI
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CONTROL DEVICE FOR VARIABLE VALVE ACTUATION SYSTEM
Publication number
20110178694
Publication date
Jul 21, 2011
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CONTROL DEVICE AND CONTROL METHOD FOR VARIABLE VALVE ACTUATION MECH...
Publication number
20110174251
Publication date
Jul 21, 2011
Toyota Jidosha Kabushiki Kaisha
Fumito TAKIMOTO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CONTROL APPARATUS AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE
Publication number
20100170459
Publication date
Jul 8, 2010
Toyota Jidosha Kabushiki Kaisha
Naohide Fuwa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ACTUATOR CONTROL APPARATUS
Publication number
20080289605
Publication date
Nov 27, 2008
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ACTUATOR CONTROL APPARATUS AND METHOD
Publication number
20080283007
Publication date
Nov 20, 2008
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Cooling apparatus for internal combustion engine
Publication number
20070175414
Publication date
Aug 2, 2007
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Cooling apparatus for internal combustion engine and diagnosis meth...
Publication number
20070034172
Publication date
Feb 15, 2007
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Leak detector for fuel vapor purge system
Publication number
20060090553
Publication date
May 4, 2006
DENSO CORPORATION
Kenji Nagasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Failure diagnostic apparatus for fuel vapor purge system and fuel v...
Publication number
20050229689
Publication date
Oct 20, 2005
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Failure diagnostic apparatus for fuel vapor purge system and fuel v...
Publication number
20050229688
Publication date
Oct 20, 2005
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Controller for internal combustion engine
Publication number
20050081513
Publication date
Apr 21, 2005
Akihiro Katayama
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Controller for an internal combustion engine
Publication number
20050060988
Publication date
Mar 24, 2005
Akihiro Katayama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Apparatus and method for failure diagnosis of fuel vapor purge system
Publication number
20030131655
Publication date
Jul 17, 2003
Toyota Jidosha Kabushiki Kaisha
Hideki Miyahara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Abnormality detecting apparatus for fuel vapor treating system and...
Publication number
20030074958
Publication date
Apr 24, 2003
Kenji Nagasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Engine system diagnosing apparatus and method
Publication number
20020144667
Publication date
Oct 10, 2002
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for detecting abnormalities in fuel systems
Publication number
20020046609
Publication date
Apr 25, 2002
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Apparatus and method for monitoring start of engine
Publication number
20020022922
Publication date
Feb 21, 2002
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Abnormality testing apparatus for engine system
Publication number
20020007669
Publication date
Jan 24, 2002
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Diagnostic apparatus and method for fuel vapor purge system
Publication number
20010054415
Publication date
Dec 27, 2001
Toyota Jidosha Kabushiki Kaisha
Shuichi Hanai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Malfunction determining apparatus of engine system
Publication number
20010051848
Publication date
Dec 13, 2001
Toyota Jidosha Kabushiki Kaisha
Tokiji Ito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...