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Masaya Koyama

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  • Kizuri, Higashiosaka-shi, Osaka-fu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multispray system for beauty treatment
    • Patent number 4,330,088
    • Issue date May 18, 1982
    • Masaya Koyama
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Automatic sprayer
    • Patent number 4,162,037
    • Issue date Jul 24, 1979
    • Masaya Koyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Foam spray for beauty treatment
    • Patent number 4,155,509
    • Issue date May 22, 1979
    • Masaya Koyama
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL