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Syunichi Aoyama

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic valve lifter and fluid pressure control device therefor
    • Patent number 4,324,210
    • Issue date Apr 13, 1982
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic valve lifter
    • Patent number 4,220,122
    • Issue date Sep 2, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic valve lifter mechanism for internal combustion engine
    • Patent number 4,218,995
    • Issue date Aug 26, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Spark advance control device for engine equipped with EGR system
    • Patent number 4,193,381
    • Issue date Mar 18, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation system
    • Patent number 4,186,699
    • Issue date Feb 5, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine exhaust gas recirculation control system
    • Patent number 4,186,698
    • Issue date Feb 5, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    EGR Control system
    • Patent number 4,183,333
    • Issue date Jan 15, 1980
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,180,033
    • Issue date Dec 25, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,170,972
    • Issue date Oct 16, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation system
    • Patent number 4,168,684
    • Issue date Sep 25, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,165,722
    • Issue date Aug 28, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Secondary air supply device for engine exhaust system
    • Patent number 4,152,892
    • Issue date May 8, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    EGR Control system for internal combustion engines
    • Patent number 4,150,646
    • Issue date Apr 24, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Control system for an exhaust gas recirculation system
    • Patent number 4,149,500
    • Issue date Apr 17, 1979
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,130,093
    • Issue date Dec 19, 1978
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation system
    • Patent number 4,128,090
    • Issue date Dec 5, 1978
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,124,004
    • Issue date Nov 7, 1978
    • Nissan Motor Company, Ltd.
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust gas recirculation control system
    • Patent number 4,114,577
    • Issue date Sep 19, 1978
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine with control system for secondary air su...
    • Patent number 4,103,488
    • Issue date Aug 1, 1978
    • Nissan Motor Company, Limited
    • Syunichi Aoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES