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Masahide Sakamoto
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Katsuta, JP
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last 30 patents
Information
Patent Grant
Driving torque control device and method for controlling driving to...
Patent number
5,816,976
Issue date
Oct 6, 1998
Hitachi, Ltd.
Hiroshi Kuroiwa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus and method for automobile control using a control charact...
Patent number
5,467,277
Issue date
Nov 14, 1995
Hitachi, Ltd.
Masaaki Fujisawa
B60 - VEHICLES IN GENERAL
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
Information
Patent Grant
Altitude decision system and an engine operating parameter control...
Patent number
5,226,393
Issue date
Jul 13, 1993
Hitachi, Ltd.
Masami Nagano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of electronic engine control for internal combustion engine...
Patent number
5,148,791
Issue date
Sep 22, 1992
Hitachi, Ltd.
Masami Nagano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for reducing vibrations of car body
Patent number
5,109,815
Issue date
May 5, 1992
Hitachi, Ltd.
Yuuji Maeda
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control apparatus for automobiles
Patent number
5,091,856
Issue date
Feb 25, 1992
Hitachi, Ltd.
Taiji Hasegawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Engine control system using learning control
Patent number
4,991,102
Issue date
Feb 5, 1991
Hitachi, Ltd.
Masahide Sakamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition timing control device of internal combustion engine
Patent number
4,896,641
Issue date
Jan 30, 1990
Hitachi, Ltd.
Masami Nagano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for internal combustion engine
Patent number
4,862,855
Issue date
Sep 5, 1989
Hitachi, Ltd.
Toshio Manaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of controlling air-fuel ratio
Patent number
4,837,698
Issue date
Jun 6, 1989
Hitachi, Ltd.
Matsuo Amano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine rotation speed detecting apparatus
Patent number
4,799,380
Issue date
Jan 24, 1989
Hitachi, Ltd.
Toru Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for controlling an internal combustion engine
Patent number
4,759,327
Issue date
Jul 26, 1988
Hitachi, Ltd.
Masami Nagano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic control device for internal combustion engine
Patent number
4,742,807
Issue date
May 10, 1988
Hitachi, Ltd.
Masahide Sakamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection controlling method for an internal combustion engine
Patent number
4,723,524
Issue date
Feb 9, 1988
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and system for idle speed control
Patent number
4,708,108
Issue date
Nov 24, 1987
Hitachi, Ltd.
Masahide Sakamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method controlling air-fuel ratio
Patent number
4,703,430
Issue date
Oct 27, 1987
Hitachi, Ltd.
Matsuo Amano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronically controlled fuel injection apparatus for internal com...
Patent number
4,644,923
Issue date
Feb 24, 1987
Hitachi, Ltd.
Kiyomi Morita
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic control apparatus for internal combustion engine
Patent number
4,566,420
Issue date
Jan 28, 1986
Hitachi, Ltd.
Masahide Sakamoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection control apparatus for internal combustion engine
Patent number
4,528,964
Issue date
Jul 16, 1985
Hitachi, Ltd.
Mineo Kashiwaya
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine control method
Patent number
4,524,739
Issue date
Jun 25, 1985
Hitachi, Ltd.
Mineo Kashiwaya
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Process of manufacturing a centrifugal angular advance device for a...
Patent number
4,183,131
Issue date
Jan 15, 1980
Hitachi, Ltd.
Seiichi Seya
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS