Yutaka Hasegawa

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Toyota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Exhaust gas recirculation apparatus for an internal combustion engine
- Patent number 4,222,355
- Issue date Sep 16, 1980
- Toyota Jidosha Kogyo Kabushiki Kaisha
- Tatsumi Yamasaki
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus for preventing after-fire of an internal combustion engine
- Patent number 4,198,816
- Issue date Apr 22, 1980
- Toyota Jidosha Kogyo Kabushiki Kaisha
- Yutaka Hasegawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS