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Keisuke Tsukamoto
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Toyota, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Vehicular abnormality diagnosing apparatus
Patent number
8,281,651
Issue date
Oct 9, 2012
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Lean burn internal combustion engine
Patent number
5,190,008
Issue date
Mar 2, 1993
Fujitsu Ten Limited
Hirofumi Yamasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control device for an engine
Patent number
5,146,885
Issue date
Sep 15, 1992
Toyota Jidosha Kabushiki Kaisha
Takao Fukuma
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control device for a vehicle engine
Patent number
5,092,297
Issue date
Mar 3, 1992
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control device of an internal combustion engine
Patent number
5,080,074
Issue date
Jan 14, 1992
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Lean burn internal combustion engine
Patent number
5,067,465
Issue date
Nov 26, 1991
Fujitsu Ten Limited
Hirofumi Yamasaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for controlling torque variations in an intern...
Patent number
5,060,618
Issue date
Oct 29, 1991
Toyota Jidosa Kabushiki Kaisha
Toshio Takaoka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Device for determining activated condition of an oxygen sensor
Patent number
5,058,556
Issue date
Oct 22, 1991
Toyota Jidosha Kabushiki Kaisha
Takao Fukuma
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for controlling an air-fuel ratio in an internal combusti...
Patent number
5,056,491
Issue date
Oct 15, 1991
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and device for correcting a fuel injection quantity in a die...
Patent number
4,879,673
Issue date
Nov 7, 1989
Toyota Jidosha Kabushiki Kaisha
Masaomi Nagase
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of controlling individual cylinder fuel injection quantities...
Patent number
4,862,853
Issue date
Sep 5, 1989
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and system for controlling fuel ignition timing in diesel en...
Patent number
4,736,726
Issue date
Apr 12, 1988
Toyota Jidosha Kabushiki Kaisha
Kiyotaka Matsuno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and device for controlling energization of high pressure ele...
Patent number
4,726,345
Issue date
Feb 23, 1988
Toyota Jidosha Kabushiki Kaisha
Nagase Masaomi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of and device for controlling fuel injection timing in diese...
Patent number
4,643,154
Issue date
Feb 17, 1987
Toyota Jidosha Kabushiki Kaisha
Kiyotaka Matsuno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of adaptively controlling individual cylinder fuel injection...
Patent number
4,590,907
Issue date
May 27, 1986
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of controlling individual cylinder fuel injection quantities...
Patent number
4,572,130
Issue date
Feb 25, 1986
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
VEHICULAR ABNORMALITY DIAGNOSING APPARATUS
Publication number
20110146394
Publication date
Jun 23, 2011
Toyota Jidosha Kabushiki Kaisha
Keisuke Tsukamoto
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES