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Toshio Furuhashi
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last 30 patents
Information
Patent Grant
System and method of load sharing control for automobile
Patent number
5,157,610
Issue date
Oct 20, 1992
Hitachi, Ltd.
Seiji Asano
G07 - CHECKING-DEVICES
Information
Patent Grant
Ignition control apparatus for internal combustion engine
Patent number
4,665,884
Issue date
May 19, 1987
Hitachi, Ltd.
Tatsuya Yoshida
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for an internal combustion engine having a carbur...
Patent number
4,593,663
Issue date
Jun 10, 1986
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for controlling an internal combustion engine,...
Patent number
RE32156
Issue date
May 20, 1986
Hitachi, Ltd.
Hiroastu Tokuda
364 -
Information
Patent Grant
Engine control method
Patent number
4,482,962
Issue date
Nov 13, 1984
Hitachi, Ltd.
Matsuo Amano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for an internal combustion engine having a carbur...
Patent number
4,462,378
Issue date
Jul 31, 1984
Hitachi, Ltd.
Takeshi Atago
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control system for internal combustion engine
Patent number
4,449,502
Issue date
May 22, 1984
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for controlling ignition timing of internal co...
Patent number
4,367,531
Issue date
Jan 4, 1983
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and system for engine control
Patent number
4,366,541
Issue date
Dec 28, 1982
Hitachi, Ltd.
Yasunori Mouri
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus and method for controlling internal combustion engine
Patent number
4,337,512
Issue date
Jun 29, 1982
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic type engine control method and apparatus
Patent number
4,337,513
Issue date
Jun 29, 1982
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic type air/fuel ratio control system
Patent number
4,335,689
Issue date
Jun 22, 1982
Hitachi, Ltd.
Osame Abe
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic engine control apparatus having arrangement for detectin...
Patent number
4,312,038
Issue date
Jan 19, 1982
Hitachi, Ltd.
Masumi Imai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Technique for controlling the starting operation of an electronic e...
Patent number
4,310,888
Issue date
Jan 12, 1982
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for controlling an internal combustion engine
Patent number
4,298,941
Issue date
Nov 3, 1981
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Control apparatus for an internal combustion engine
Patent number
4,296,722
Issue date
Oct 27, 1981
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic fuel control system for an internal combustion engine
Patent number
4,290,107
Issue date
Sep 15, 1981
Hitachi, Ltd.
Seiji Suda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Input signal processor used in electronic engine control apparatus
Patent number
4,280,189
Issue date
Jul 21, 1981
Hitachi, Ltd.
Masao Takato
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for detecting revolutions of an internal combustion engine
Patent number
4,274,142
Issue date
Jun 16, 1981
Hitachi, Ltd.
Toshio Furuhashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for controlling an internal combustion engine,...
Patent number
4,274,141
Issue date
Jun 16, 1981
Hitachi, Ltd.
Hiroatsu Tokuda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic spark timing advancing apparatus
Patent number
4,190,027
Issue date
Feb 26, 1980
Hitachi, Ltd.
Tomoji Inui
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS