having air-tight casings

Patents Grantslast 30 patents

  • Information Patent Grant

    Distributor for an internal combustion engine

    • Patent number 5,057,652
    • Issue date Oct 15, 1991
    • Hitachi, Ltd.
    • Ryoichi Koshida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Distributor for internal combustion engine

    • Patent number 4,960,099
    • Issue date Oct 2, 1990
    • Hitachi, Ltd.
    • Junichi Shimada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Connector for automotive ignition devices

    • Patent number 4,437,719
    • Issue date Mar 20, 1984
    • Nippondenso Company Limited
    • Yoshimi Miyamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3660626

    • Patent number 3,660,626
    • Issue date May 2, 1972
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3441690

    • Patent number 3,441,690
    • Issue date Apr 29, 1969
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2987588

    • Patent number 2,987,588
    • Issue date Jun 6, 1961
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1935465

    • Patent number 1,935,465
    • Issue date Nov 14, 1933
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS