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Masayoshi Kaneyasu
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Farmington Hills, MI, US
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last 30 patents
Information
Patent Grant
Internal combustion engine controller with exhaust gas purification...
Patent number
5,819,530
Issue date
Oct 13, 1998
Hitachi, Ltd.
Seiji Asano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine and emission monitoring and control system utilizing gas sen...
Patent number
5,426,934
Issue date
Jun 27, 1995
Hitachi America, Ltd.
Frank W. Hunt
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Knocking detecting device for internal combustion engine and method...
Patent number
5,347,846
Issue date
Sep 20, 1994
Hitachi, Ltd.
Kouji Kitano
G01 - MEASURING TESTING
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Patent Grant
Conversion efficiency measuring apparatus of catalyst used for exha...
Patent number
5,237,818
Issue date
Aug 24, 1993
Hitachi, Ltd.
Toshio Ishii
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method and system for reducing engine knock in an internal combusti...
Patent number
5,215,059
Issue date
Jun 1, 1993
Hitachi America, Ltd., Research and Development Division
Masayoshi Kaneyasu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS