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Kumagaya, JP
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last 30 patents
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Patent Grant
Bipolar diesel engine glow plug having a U-shaped ceramic heater
Patent number
4,914,751
Issue date
Apr 3, 1990
Jidosha Kiki Co., Ltd.
Mitusuke Masaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Glow plug for diesel engine with a U-shaped sialon ceramic heater
Patent number
4,874,923
Issue date
Oct 17, 1989
Jidosha Kiki Co., Ltd.
Koji Hatanaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Glow plug for diesel engine
Patent number
4,742,209
Issue date
May 3, 1988
Jidosha Kiki Co., Ltd.
Sokichi Minegishi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS