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Yokohama, JP
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last 30 patents
Information
Patent Grant
Method of producing an exhaust valve for diesel engine
Patent number
4,661,371
Issue date
Apr 28, 1987
Nippon Kokan Kabushiki Kaisha
Takemi Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust valve for diesel engine and production thereof
Patent number
4,556,022
Issue date
Dec 3, 1985
Nippon Kokan Kabushiki Kaisha
Takemi Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust valve for Diesel engine and production thereof
Patent number
4,554,897
Issue date
Nov 26, 1985
Nippon Kokan Kabushiki Kaisha
Takemi Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust valve for diesel engine and production thereof
Patent number
4,554,898
Issue date
Nov 26, 1985
Nippon Kokan Kabushiki Kaisha
Takemi Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust valve for diesel engine and production thereof
Patent number
4,530,322
Issue date
Jul 23, 1985
Nippon Kokan Kabushiki Kaisha
Takemi Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS