TREA

Tatsushige Mayama

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Scissors for both right and left hand use
    • Patent number 5,007,170
    • Issue date Apr 16, 1991
    • NT Incorporated
    • Tatsushige Mayama
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Revolving grinding tool
    • Patent number 4,837,985
    • Issue date Jun 13, 1989
    • Nippon Tenshashi Kabushiki
    • Tatsushige Mayama
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Slider for a cutter knife
    • Patent number 4,794,693
    • Issue date Jan 3, 1989
    • Nippon Tenshashi Kabushiki Kaisha
    • Tatsushige Mayama
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING