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Kazumasa Katoh
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Yokohama, JP
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last 30 patents
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Patent Grant
Secondary air supply system using reed valves
Patent number
4,180,975
Issue date
Jan 1, 1980
Nissan Motor Company, Limited
Yasuo Takagi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Internal combustion engine equipped with improved secondary air sup...
Patent number
4,133,175
Issue date
Jan 9, 1979
Nissan Motor Company, Ltd.
Kazumasa Katoh
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS