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Takeshi Atago
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Katsuta, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Engine control device
Patent number
6,401,454
Issue date
Jun 11, 2002
Hitachi, Ltd.
Yoshiya Takano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Condition adaptive-type control method for internal combustion engines
Patent number
RE37434
Issue date
Nov 6, 2001
Hitachi, Ltd.
Mikihiko Onari
364 -
Information
Patent Grant
Control device for engine provided with electromagnetic driven inta...
Patent number
6,286,478
Issue date
Sep 11, 2001
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine control device
Patent number
6,212,880
Issue date
Apr 10, 2001
Hitachi, Ltd.
Yoshiya Takano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection control apparatus and fuel injection method
Patent number
6,182,647
Issue date
Feb 6, 2001
Hitachi, Ltd.
Toshio Hori
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for a direct injection engine and control method...
Patent number
6,155,227
Issue date
Dec 5, 2000
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for use in internal combustion engine
Patent number
6,135,085
Issue date
Oct 24, 2000
Hitachi, Ltd.
Masahiro Toyohara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine fuel supply apparatus
Patent number
6,125,832
Issue date
Oct 3, 2000
Hitachi, Ltd.
Masahiro Toyohara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus and control method for lean burn engine and engin...
Patent number
6,123,056
Issue date
Sep 26, 2000
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Direct injection engine controller
Patent number
6,092,502
Issue date
Jul 25, 2000
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust gas purifying method and catalyst used therefor
Patent number
6,045,764
Issue date
Apr 4, 2000
Hitachi, Ltd.
Hidehiro Iizuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Engine control device having an arrangement for limiting interrupt...
Patent number
6,029,630
Issue date
Feb 29, 2000
Hitachi, Ltd.
Masahiro Toyohara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Direct injection system internal combustion engine controlling appa...
Patent number
5,964,199
Issue date
Oct 12, 1999
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus and control method for lean burn engine and engin...
Patent number
5,964,200
Issue date
Oct 12, 1999
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System for purifying exhaust gas for use in an automobile
Patent number
5,937,637
Issue date
Aug 17, 1999
Hitachi, Ltd.
Masakatsu Fujishita
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for controlling the fuel injection quantity
Patent number
5,921,226
Issue date
Jul 13, 1999
Hitachi, Ltd.
Masahiro Toyohara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cylinder fuel injection engine controller
Patent number
5,904,128
Issue date
May 18, 1999
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine control device
Patent number
5,857,445
Issue date
Jan 12, 1999
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection control method for an internal-combustion engine pro...
Patent number
5,791,139
Issue date
Aug 11, 1998
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus and control method of internal combustion engine
Patent number
5,727,528
Issue date
Mar 17, 1998
Hitachi, Ltd.
Toshio Hori
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Controller for multi-cylinder engine
Patent number
5,687,699
Issue date
Nov 18, 1997
Hitachi, Ltd.
Kousaku Shimada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control method and controller for engine
Patent number
5,605,132
Issue date
Feb 25, 1997
Hitachi, Ltd.
Toshio Hori
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for controlling internal combustion engine
Patent number
5,577,383
Issue date
Nov 26, 1996
Hitachi, Ltd.
Osamu Kuroda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System for purifying exhaust gas for use in an automobile
Patent number
5,560,201
Issue date
Oct 1, 1996
Hitachi, Ltd.
Masakatsu Fujishita
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and controller for supplying fuel to cylinders of multicylin...
Patent number
RE35195
Issue date
Apr 2, 1996
Hitachi, Ltd.
Masami Nagano
123 - Internal-combustion engines
Information
Patent Grant
Catalyzer control apparatus
Patent number
5,503,804
Issue date
Apr 2, 1996
Hitachi, Ltd.
Masakatsu Fujishita
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Lean burn control method and device for internal combustion engine...
Patent number
5,447,137
Issue date
Sep 5, 1995
Hitachi, Ltd.
Seiji Asano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for controlling the electric heating of catalyst
Patent number
5,390,493
Issue date
Feb 21, 1995
Hitachi, Ltd.
Masakatsu Fujishita
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
System for purifying exhaust gas for use in an automobile
Patent number
5,388,405
Issue date
Feb 14, 1995
Hitachi, Ltd.
Masakatsu Fujishita
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control system for generator mounted on vehicle
Patent number
5,256,959
Issue date
Oct 26, 1993
Hitachi, Ltd.
Masami Nagano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Control apparatus for use in internal combustion engine performing...
Publication number
20020104508
Publication date
Aug 8, 2002
Hitachi, Ltd.
Takeshi Atago
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Control apparatus for use in internal combustion engine performing...
Publication number
20020017270
Publication date
Feb 14, 2002
Hitachi, Ltd.
Takeshi Atago
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Engine control device
Publication number
20010009094
Publication date
Jul 26, 2001
HITACHI LTD.
Yoshiya Takano
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES