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Noboru Nagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine
    • Patent number 6,786,187
    • Issue date Sep 7, 2004
    • Kioritz Corporation
    • Noboru Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Four-stroke cycle internal combustion engine
    • Patent number 6,546,907
    • Issue date Apr 15, 2003
    • Kioritz Corporation
    • Yumin Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lubricating method and device of internal combustion engine
    • Patent number 6,394,060
    • Issue date May 28, 2002
    • Kioritz Corporation
    • Noboru Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Four-stroke cycle internal combustion engine
    • Patent number 6,332,440
    • Issue date Dec 25, 2001
    • Kioritz Corporation
    • Noboru Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Four-stroke cycle internal combustion engine
    • Patent number 6,283,084
    • Issue date Sep 4, 2001
    • Kioritz Corporation
    • Noboru Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Four-stroke cycle internal combustion engine
    • Patent number 6,202,613
    • Issue date Mar 20, 2001
    • Kioritz Corporation
    • Noboru Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 5,881,687
    • Issue date Mar 16, 1999
    • Kioritz Corporation
    • Yukio Sakaguchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 5,826,567
    • Issue date Oct 27, 1998
    • Kioritz Corporation
    • Yukio Sakaguchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust muffler for internal combustion engine
    • Patent number 5,373,119
    • Issue date Dec 13, 1994
    • Kioritz Corporation
    • Kiyoshi Suzuki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Muffler with a catalyst
    • Patent number 5,206,467
    • Issue date Apr 27, 1993
    • Kioritz Corporation
    • Noboru Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust muffler for internal combustion engines
    • Patent number 5,139,107
    • Issue date Aug 18, 1992
    • Kioritz Corporation
    • Noboru Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust device for working machine
    • Patent number 4,872,308
    • Issue date Oct 10, 1989
    • Kioritz Corporation
    • Noboru Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Four-stroke cycle internal combustion engine
    • Publication number 20020073952
    • Publication date Jun 20, 2002
    • Yumin Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Lubricating method and device of internal combustion engine
    • Publication number 20020017267
    • Publication date Feb 14, 2002
    • Noboru Nagai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Internal combustion engine
    • Publication number 20010045199
    • Publication date Nov 29, 2001
    • Noboru Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES