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Sachio Ogasawara
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Niiborishinden, JP
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last 30 patents
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Patent Grant
Sintered body of conductive sialon and heating element made thereof
Patent number
5,108,659
Issue date
Apr 28, 1992
Hitachi Metals, Ltd.
Sachio Ogasawara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Glow plug for diesel engines
Patent number
4,810,853
Issue date
Mar 7, 1989
Hitachi Metals Ltd.
Kenji Maruta
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS