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Akira Tanaka

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  • Okazaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ignition system for internal combustion engines
    • Patent number 4,393,850
    • Issue date Jul 19, 1983
    • Nippon Soken, Inc.
    • Minoru Nishida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Spark plug
    • Patent number 4,331,899
    • Issue date May 25, 1982
    • Nippon Soken, Inc.
    • Minoru Nishida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug for internal combustion engines
    • Patent number 4,329,615
    • Issue date May 11, 1982
    • Nippon Soken, Inc.
    • Akira Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS